<?xml version="1.0" encoding="US-ASCII"?>
<!--XBRL Document Created with Wdesk from Workiva-->
<!-- -->
<linkbase xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd" xmlns="http://www.xbrl.org/2003/linkbase" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
  <roleRef roleURI="http://www.swmintl.com/role/BusinessAcquisition" xlink:href="swm-20150930.xsd#BusinessAcquisition" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/BusinessAcquisitionAcquiredIntangibleAssetsDetails" xlink:href="swm-20150930.xsd#BusinessAcquisitionAcquiredIntangibleAssetsDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/BusinessAcquisitionBusinessAcquisitionProFormaDetails" xlink:href="swm-20150930.xsd#BusinessAcquisitionBusinessAcquisitionProFormaDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/BusinessAcquisitionDetails" xlink:href="swm-20150930.xsd#BusinessAcquisitionDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/BusinessAcquisitionTables" xlink:href="swm-20150930.xsd#BusinessAcquisitionTables" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/ChangesInComponentsOfOtherComprehensiveIncomeDetails" xlink:href="swm-20150930.xsd#ChangesInComponentsOfOtherComprehensiveIncomeDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/CommitmentsAndContingencies" xlink:href="swm-20150930.xsd#CommitmentsAndContingencies" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/CommitmentsAndContingenciesDetails" xlink:href="swm-20150930.xsd#CommitmentsAndContingenciesDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/ComponentsOfAccumulatedComprehensiveIncomeDetails" xlink:href="swm-20150930.xsd#ComponentsOfAccumulatedComprehensiveIncomeDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/CondensedConsolidatedBalanceSheets" xlink:href="swm-20150930.xsd#CondensedConsolidatedBalanceSheets" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/CondensedConsolidatedStatementsOfCashFlows" xlink:href="swm-20150930.xsd#CondensedConsolidatedStatementsOfCashFlows" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/CondensedConsolidatedStatementsOfChangesInShareholdersEquityParentheticals" xlink:href="swm-20150930.xsd#CondensedConsolidatedStatementsOfChangesInShareholdersEquityParentheticals" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/CondensedConsolidatedStatementsOfChangesInStockholdersEquity" xlink:href="swm-20150930.xsd#CondensedConsolidatedStatementsOfChangesInStockholdersEquity" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/CondensedConsolidatedStatementsOfComprehensiveIncomeLoss" xlink:href="swm-20150930.xsd#CondensedConsolidatedStatementsOfComprehensiveIncomeLoss" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/CondensedConsolidatedStatementsOfIncome" xlink:href="swm-20150930.xsd#CondensedConsolidatedStatementsOfIncome" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/ConsolidatedBalanceSheetsParentheticals" xlink:href="swm-20150930.xsd#ConsolidatedBalanceSheetsParentheticals" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/Debt" xlink:href="swm-20150930.xsd#Debt" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/DebtDetails" xlink:href="swm-20150930.xsd#DebtDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/DebtScheduleOfDebtSummarizedDetails" xlink:href="swm-20150930.xsd#DebtScheduleOfDebtSummarizedDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/DebtTables" xlink:href="swm-20150930.xsd#DebtTables" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/Derivatives" xlink:href="swm-20150930.xsd#Derivatives" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/DerivativesByBalanceSheetLocationDetails" xlink:href="swm-20150930.xsd#DerivativesByBalanceSheetLocationDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/DerivativesByIncomeStatementLocationDetails" xlink:href="swm-20150930.xsd#DerivativesByIncomeStatementLocationDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/DerivativesTables" xlink:href="swm-20150930.xsd#DerivativesTables" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/DiscontinuedOperations" xlink:href="swm-20150930.xsd#DiscontinuedOperations" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/DiscontinuedOperationsDetails" xlink:href="swm-20150930.xsd#DiscontinuedOperationsDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/DiscontinuedOperationsTables" xlink:href="swm-20150930.xsd#DiscontinuedOperationsTables" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/DocumentAndEntityInformationDocument" xlink:href="swm-20150930.xsd#DocumentAndEntityInformationDocument" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/General" xlink:href="swm-20150930.xsd#General" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/GeneralDetails" xlink:href="swm-20150930.xsd#GeneralDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/GeneralPolicies" xlink:href="swm-20150930.xsd#GeneralPolicies" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/Goodwill" xlink:href="swm-20150930.xsd#Goodwill" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/GoodwillCarryingAmountOfGoodwillBySegmentDetails" xlink:href="swm-20150930.xsd#GoodwillCarryingAmountOfGoodwillBySegmentDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/GoodwillTables" xlink:href="swm-20150930.xsd#GoodwillTables" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/IncomeTaxes" xlink:href="swm-20150930.xsd#IncomeTaxes" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/IncomeTaxesTables" xlink:href="swm-20150930.xsd#IncomeTaxesTables" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/IntangibleAssets" xlink:href="swm-20150930.xsd#IntangibleAssets" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/IntangibleAssetsDetails" xlink:href="swm-20150930.xsd#IntangibleAssetsDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/IntangibleAssetsTables" xlink:href="swm-20150930.xsd#IntangibleAssetsTables" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/Inventories" xlink:href="swm-20150930.xsd#Inventories" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/InventoriesDetails" xlink:href="swm-20150930.xsd#InventoriesDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/InventoriesTables" xlink:href="swm-20150930.xsd#InventoriesTables" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/NetIncomePerShare" xlink:href="swm-20150930.xsd#NetIncomePerShare" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/NetIncomePerShareDetails" xlink:href="swm-20150930.xsd#NetIncomePerShareDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/NetIncomePerSharetables" xlink:href="swm-20150930.xsd#NetIncomePerSharetables" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/NetPensionBenefitCostsDetails" xlink:href="swm-20150930.xsd#NetPensionBenefitCostsDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/OtherComprehensiveIncome" xlink:href="swm-20150930.xsd#OtherComprehensiveIncome" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/OtherComprehensiveIncomeTables" xlink:href="swm-20150930.xsd#OtherComprehensiveIncomeTables" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/PostretirementAndOtherBenefits" xlink:href="swm-20150930.xsd#PostretirementAndOtherBenefits" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/PostretirementAndOtherBenefitsPensionAndOpebBenefitsTables" xlink:href="swm-20150930.xsd#PostretirementAndOtherBenefitsPensionAndOpebBenefitsTables" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/ReconciliationOfIncomeTaxRateDetails" xlink:href="swm-20150930.xsd#ReconciliationOfIncomeTaxRateDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/RestructuringActivities" xlink:href="swm-20150930.xsd#RestructuringActivities" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/RestructuringActivitiesDetails" xlink:href="swm-20150930.xsd#RestructuringActivitiesDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/RestructuringActivitiesTables" xlink:href="swm-20150930.xsd#RestructuringActivitiesTables" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/SegmentInformation" xlink:href="swm-20150930.xsd#SegmentInformation" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/SegmentInformationDetails" xlink:href="swm-20150930.xsd#SegmentInformationDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/SegmentInformationTables" xlink:href="swm-20150930.xsd#SegmentInformationTables" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/SubsequentEventsDetails" xlink:href="swm-20150930.xsd#SubsequentEventsDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/SubsequentEventsNotes" xlink:href="swm-20150930.xsd#SubsequentEventsNotes" xlink:type="simple" />
  <roleRef roleURI="http://www.swmintl.com/role/SubsequentEventsTables" xlink:href="swm-20150930.xsd#SubsequentEventsTables" xlink:type="simple" />
  <arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/all" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#all" xlink:type="simple" />
  <arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-default" xlink:type="simple" />
  <arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-domain" xlink:type="simple" />
  <arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/domain-member" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#domain-member" xlink:type="simple" />
  <arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#hypercube-dimension" xlink:type="simple" />
  <definitionLink xlink:role="http://www.swmintl.com/role/BusinessAcquisition" xlink:type="extended" />
  <definitionLink xlink:role="http://www.swmintl.com/role/BusinessAcquisitionAcquiredIntangibleAssetsDetails" xlink:type="extended">
    <loc xlink:href="swm-20150930.xsd#swm_FiniteLivedandIndefiniteLivedIntangibleAssetsAcquiredasPartofBusinessCombinationLineItems" xlink:label="loc_swm_FiniteLivedandIndefiniteLivedIntangibleAssetsAcquiredasPartofBusinessCombinationLineItems_3E7ADD28DEE952F2A142E35CD28BDD39" xlink:type="locator" />
    <loc xlink:href="swm-20150930.xsd#swm_FiniteLivedandIndefiniteLivedIntangibleAssetsAcquiredasPartofBusinessCombinationTable" xlink:label="loc_swm_FiniteLivedandIndefiniteLivedIntangibleAssetsAcquiredasPartofBusinessCombinationTable_EFF5C3D19BE95E26B091FF67C20FE086" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_swm_FiniteLivedandIndefiniteLivedIntangibleAssetsAcquiredasPartofBusinessCombinationLineItems_3E7ADD28DEE952F2A142E35CD28BDD39" xlink:to="loc_swm_FiniteLivedandIndefiniteLivedIntangibleAssetsAcquiredasPartofBusinessCombinationTable_EFF5C3D19BE95E26B091FF67C20FE086" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_43E42BCD27CB5BEA97057A391E98B86B" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_swm_FiniteLivedandIndefiniteLivedIntangibleAssetsAcquiredasPartofBusinessCombinationTable_EFF5C3D19BE95E26B091FF67C20FE086" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_43E42BCD27CB5BEA97057A391E98B86B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_9D50705E3C53E315F204B0F3743950B5_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_43E42BCD27CB5BEA97057A391E98B86B" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_9D50705E3C53E315F204B0F3743950B5_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_543B74F7BA455770AF6B41AD20960C95" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_43E42BCD27CB5BEA97057A391E98B86B" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_543B74F7BA455770AF6B41AD20960C95" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_PronamicAndSNNMember" xlink:label="loc_swm_PronamicAndSNNMember_99B9F1B0A4B656959A9CEE1D81B798C0" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_543B74F7BA455770AF6B41AD20960C95" xlink:to="loc_swm_PronamicAndSNNMember_99B9F1B0A4B656959A9CEE1D81B798C0" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_DelStarMember" xlink:label="loc_swm_DelStarMember_5EE22136E2A8598D8AF284CB7CED7715" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_543B74F7BA455770AF6B41AD20960C95" xlink:to="loc_swm_DelStarMember_5EE22136E2A8598D8AF284CB7CED7715" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_A4AEA0C5DF64507AA9E73C60368E9605" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_swm_FiniteLivedandIndefiniteLivedIntangibleAssetsAcquiredasPartofBusinessCombinationTable_EFF5C3D19BE95E26B091FF67C20FE086" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_A4AEA0C5DF64507AA9E73C60368E9605" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_945F683C6A32A5FC2113B0F3743980F3_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_A4AEA0C5DF64507AA9E73C60368E9605" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_945F683C6A32A5FC2113B0F3743980F3_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_AA6B7288B49E569C88A168065B7042DE" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_A4AEA0C5DF64507AA9E73C60368E9605" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_AA6B7288B49E569C88A168065B7042DE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CustomerRelationshipsMember" xlink:label="loc_us-gaap_CustomerRelationshipsMember_13526B9647575625922963A54D31D020" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_AA6B7288B49E569C88A168065B7042DE" xlink:to="loc_us-gaap_CustomerRelationshipsMember_13526B9647575625922963A54D31D020" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DevelopedTechnologyRightsMember" xlink:label="loc_us-gaap_DevelopedTechnologyRightsMember_8DC23E6F81D25C89A0DD12DFE2CB86C0" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_AA6B7288B49E569C88A168065B7042DE" xlink:to="loc_us-gaap_DevelopedTechnologyRightsMember_8DC23E6F81D25C89A0DD12DFE2CB86C0" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PatentsMember" xlink:label="loc_us-gaap_PatentsMember_9050155181725E74B6539A08E3159B20" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_AA6B7288B49E569C88A168065B7042DE" xlink:to="loc_us-gaap_PatentsMember_9050155181725E74B6539A08E3159B20" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CustomerContractsMember" xlink:label="loc_us-gaap_CustomerContractsMember_0C39561BDD395E6DBAA9E5E56B56D0EC" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_AA6B7288B49E569C88A168065B7042DE" xlink:to="loc_us-gaap_CustomerContractsMember_0C39561BDD395E6DBAA9E5E56B56D0EC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_3CD15F7CF24156FEBCA8F6081DBA8ACC" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_swm_FiniteLivedandIndefiniteLivedIntangibleAssetsAcquiredasPartofBusinessCombinationTable_EFF5C3D19BE95E26B091FF67C20FE086" xlink:to="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_3CD15F7CF24156FEBCA8F6081DBA8ACC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_E0EE3D0467168BF74E17B0F37439C80B_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_3CD15F7CF24156FEBCA8F6081DBA8ACC" xlink:to="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_E0EE3D0467168BF74E17B0F37439C80B_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_8353332E280250D18567DE68744952BC" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_3CD15F7CF24156FEBCA8F6081DBA8ACC" xlink:to="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_8353332E280250D18567DE68744952BC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_TradeNamesMember" xlink:label="loc_us-gaap_TradeNamesMember_DC2EF3127BFE5EAEB7FFFAC6C5380C8D" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_8353332E280250D18567DE68744952BC" xlink:to="loc_us-gaap_TradeNamesMember_DC2EF3127BFE5EAEB7FFFAC6C5380C8D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_04ACA8E7B40952C5B10293BD324AACA8" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_swm_FiniteLivedandIndefiniteLivedIntangibleAssetsAcquiredasPartofBusinessCombinationLineItems_3E7ADD28DEE952F2A142E35CD28BDD39" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_04ACA8E7B40952C5B10293BD324AACA8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife" xlink:label="loc_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_3D017CCA28A35BCEA6D103EB731D99D0" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_swm_FiniteLivedandIndefiniteLivedIntangibleAssetsAcquiredasPartofBusinessCombinationLineItems_3E7ADD28DEE952F2A142E35CD28BDD39" xlink:to="loc_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_3D017CCA28A35BCEA6D103EB731D99D0" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessCombinationDescriptionAbstract" xlink:label="loc_us-gaap_BusinessCombinationDescriptionAbstract_7A51CEA6C9545108BFCB4B141640F0A8" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_swm_FiniteLivedandIndefiniteLivedIntangibleAssetsAcquiredasPartofBusinessCombinationLineItems_3E7ADD28DEE952F2A142E35CD28BDD39" xlink:to="loc_us-gaap_BusinessCombinationDescriptionAbstract_7A51CEA6C9545108BFCB4B141640F0A8" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.swmintl.com/role/BusinessAcquisitionBusinessAcquisitionProFormaDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessAcquisitionLineItems" xlink:label="loc_us-gaap_BusinessAcquisitionLineItems_811B8A4242835722928FDE500D063BD4" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable" xlink:label="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_1F9310DB0A745A319B772A591D1BA5F0" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_811B8A4242835722928FDE500D063BD4" xlink:to="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_1F9310DB0A745A319B772A591D1BA5F0" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_D8453BE534215339B13C0D1824964A62" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_1F9310DB0A745A319B772A591D1BA5F0" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_D8453BE534215339B13C0D1824964A62" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_14FCDCBAD89DD80A5DE09CAE1148DFA9_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_D8453BE534215339B13C0D1824964A62" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_14FCDCBAD89DD80A5DE09CAE1148DFA9_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_BA4B332B60F1582DA435A8F96FC1EAF5" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_D8453BE534215339B13C0D1824964A62" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_BA4B332B60F1582DA435A8F96FC1EAF5" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_DelStarMember" xlink:label="loc_swm_DelStarMember_DA460D5D9AF05ABA8FB0EC963953E571" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_BA4B332B60F1582DA435A8F96FC1EAF5" xlink:to="loc_swm_DelStarMember_DA460D5D9AF05ABA8FB0EC963953E571" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessAcquisitionsProFormaRevenue" xlink:label="loc_us-gaap_BusinessAcquisitionsProFormaRevenue_591ECF675F7357BFA02F88115349CD31" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_811B8A4242835722928FDE500D063BD4" xlink:to="loc_us-gaap_BusinessAcquisitionsProFormaRevenue_591ECF675F7357BFA02F88115349CD31" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessAcquisitionsProFormaIncomeLossFromContinuingOperationsBeforeChangesInAccountingAndExtraordinaryItemsNetOfTax" xlink:label="loc_us-gaap_BusinessAcquisitionsProFormaIncomeLossFromContinuingOperationsBeforeChangesInAccountingAndExtraordinaryItemsNetOfTax_37DD5194BE4E5924B279DAC81A09E4ED" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_811B8A4242835722928FDE500D063BD4" xlink:to="loc_us-gaap_BusinessAcquisitionsProFormaIncomeLossFromContinuingOperationsBeforeChangesInAccountingAndExtraordinaryItemsNetOfTax_37DD5194BE4E5924B279DAC81A09E4ED" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.swmintl.com/role/BusinessAcquisitionDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessAcquisitionLineItems" xlink:label="loc_us-gaap_BusinessAcquisitionLineItems_56350A373F10104632946CF1174CB70F" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable" xlink:label="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_F6C4115AE27530188B756CF11746B88E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_56350A373F10104632946CF1174CB70F" xlink:to="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_F6C4115AE27530188B756CF11746B88E" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NonrecurringAdjustmentAxis" xlink:label="loc_us-gaap_NonrecurringAdjustmentAxis_617C2E5763ECC78320F46CF117466659" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_F6C4115AE27530188B756CF11746B88E" xlink:to="loc_us-gaap_NonrecurringAdjustmentAxis_617C2E5763ECC78320F46CF117466659" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NonrecurringAdjustmentDomain" xlink:label="loc_us-gaap_NonrecurringAdjustmentDomain_499203E2E02DEFA0D5096CF11746B5EB_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_NonrecurringAdjustmentAxis_617C2E5763ECC78320F46CF117466659" xlink:to="loc_us-gaap_NonrecurringAdjustmentDomain_499203E2E02DEFA0D5096CF11746B5EB_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NonrecurringAdjustmentDomain" xlink:label="loc_us-gaap_NonrecurringAdjustmentDomain_499203E2E02DEFA0D5096CF11746B5EB" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_NonrecurringAdjustmentAxis_617C2E5763ECC78320F46CF117466659" xlink:to="loc_us-gaap_NonrecurringAdjustmentDomain_499203E2E02DEFA0D5096CF11746B5EB" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AcquisitionRelatedCostsMember" xlink:label="loc_us-gaap_AcquisitionRelatedCostsMember_51BDA08FE32EE8BC786F6CF1174718D2" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NonrecurringAdjustmentDomain_499203E2E02DEFA0D5096CF11746B5EB" xlink:to="loc_us-gaap_AcquisitionRelatedCostsMember_51BDA08FE32EE8BC786F6CF1174718D2" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_D5BCC0E113E78FE353916CF11747D231" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_F6C4115AE27530188B756CF11746B88E" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_D5BCC0E113E78FE353916CF11747D231" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_9D8F06B5FAF165F54A7C6CF1174C09F6_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_D5BCC0E113E78FE353916CF11747D231" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_9D8F06B5FAF165F54A7C6CF1174C09F6_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_9D8F06B5FAF165F54A7C6CF1174C09F6" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_D5BCC0E113E78FE353916CF11747D231" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_9D8F06B5FAF165F54A7C6CF1174C09F6" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_PronamicAndSNNMember" xlink:label="loc_swm_PronamicAndSNNMember_711473722189E31142B36CF1174CB1BE" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_9D8F06B5FAF165F54A7C6CF1174C09F6" xlink:to="loc_swm_PronamicAndSNNMember_711473722189E31142B36CF1174CB1BE" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_DelStarMember" xlink:label="loc_swm_DelStarMember_6739EF6F9689134CD65B6CF1174CBF81" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_9D8F06B5FAF165F54A7C6CF1174C09F6" xlink:to="loc_swm_DelStarMember_6739EF6F9689134CD65B6CF1174CBF81" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessCombinationIntegrationRelatedCosts" xlink:label="loc_us-gaap_BusinessCombinationIntegrationRelatedCosts_400212E646273FFCEC6C6CF1174CBBB9" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_56350A373F10104632946CF1174CB70F" xlink:to="loc_us-gaap_BusinessCombinationIntegrationRelatedCosts_400212E646273FFCEC6C6CF1174CBBB9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables_8E29F9E89C9147A2290E6CF1174C5BD4" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_56350A373F10104632946CF1174CB70F" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables_8E29F9E89C9147A2290E6CF1174C5BD4" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_BusinessCombinationWorkingCapitalAdjustments" xlink:label="loc_swm_BusinessCombinationWorkingCapitalAdjustments_6985AEECA872E4F9DEFC6CF1174C3081" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_56350A373F10104632946CF1174CB70F" xlink:to="loc_swm_BusinessCombinationWorkingCapitalAdjustments_6985AEECA872E4F9DEFC6CF1174C3081" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesGross" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesGross_916EA663C56BE51FC1906CF1174DD385" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_56350A373F10104632946CF1174CB70F" xlink:to="loc_us-gaap_PaymentsToAcquireBusinessesGross_916EA663C56BE51FC1906CF1174DD385" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_Goodwill" xlink:label="loc_us-gaap_Goodwill_AD3C06539806F48FFE936CF1174DD25B" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_56350A373F10104632946CF1174CB70F" xlink:to="loc_us-gaap_Goodwill_AD3C06539806F48FFE936CF1174DD25B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessCombinationContingentConsiderationArrangementsRangeOfOutcomesValueHigh" xlink:label="loc_us-gaap_BusinessCombinationContingentConsiderationArrangementsRangeOfOutcomesValueHigh_82A01B63C9305DB7FB266CF1174D0E26" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_56350A373F10104632946CF1174CB70F" xlink:to="loc_us-gaap_BusinessCombinationContingentConsiderationArrangementsRangeOfOutcomesValueHigh_82A01B63C9305DB7FB266CF1174D0E26" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessCombinationContingentConsiderationLiability" xlink:label="loc_us-gaap_BusinessCombinationContingentConsiderationLiability_259D581305BF493B71606CF1174DF859" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_56350A373F10104632946CF1174CB70F" xlink:to="loc_us-gaap_BusinessCombinationContingentConsiderationLiability_259D581305BF493B71606CF1174DF859" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory_C921CC089D911567C84B6CF1174D85E5" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_56350A373F10104632946CF1174CB70F" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory_C921CC089D911567C84B6CF1174D85E5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther_FEDE8D97C9652D2C19016CF1174D5AEE" xlink:type="locator" />
    <definitionArc order="9" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_56350A373F10104632946CF1174CB70F" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther_FEDE8D97C9652D2C19016CF1174D5AEE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment_4903F64FA8CF5D872F366CF1174D4D35" xlink:type="locator" />
    <definitionArc order="10" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_56350A373F10104632946CF1174CB70F" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment_4903F64FA8CF5D872F366CF1174D4D35" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_2A004A66690D052AF1AB6CF1174E8275" xlink:type="locator" />
    <definitionArc order="11" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_56350A373F10104632946CF1174CB70F" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_2A004A66690D052AF1AB6CF1174E8275" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets_0683F9162928CF1ED9E26CF1174E5905" xlink:type="locator" />
    <definitionArc order="12" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_56350A373F10104632946CF1174CB70F" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets_0683F9162928CF1ED9E26CF1174E5905" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable_6AC8A684916CC273011A6CF1174EF1B9" xlink:type="locator" />
    <definitionArc order="13" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_56350A373F10104632946CF1174CB70F" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable_6AC8A684916CC273011A6CF1174EF1B9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOther" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOther_18B6DAB6CB05E09E571B6CF1174E7984" xlink:type="locator" />
    <definitionArc order="14" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_56350A373F10104632946CF1174CB70F" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOther_18B6DAB6CB05E09E571B6CF1174E7984" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_049F41D2A59D40E768386CF1174EC5D7" xlink:type="locator" />
    <definitionArc order="15" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_56350A373F10104632946CF1174CB70F" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_049F41D2A59D40E768386CF1174EC5D7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_695DFF066549B195B9196CF1174EEFF0" xlink:type="locator" />
    <definitionArc order="16" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_56350A373F10104632946CF1174CB70F" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet_695DFF066549B195B9196CF1174EEFF0" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1" xlink:label="loc_us-gaap_BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1_32C0DF872936679D72926CF11A56A372" xlink:type="locator" />
    <definitionArc order="17" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_56350A373F10104632946CF1174CB70F" xlink:to="loc_us-gaap_BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1_32C0DF872936679D72926CF11A56A372" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.swmintl.com/role/BusinessAcquisitionTables" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AcquiredFiniteLivedIntangibleAssetsLineItems" xlink:label="loc_us-gaap_AcquiredFiniteLivedIntangibleAssetsLineItems_C79F792920DE5D6282E03503FFA17859" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAcquiredAsPartOfBusinessCombinationTable" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAcquiredAsPartOfBusinessCombinationTable_506C35C3E82951BFB946161A554248F3" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_AcquiredFiniteLivedIntangibleAssetsLineItems_C79F792920DE5D6282E03503FFA17859" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAcquiredAsPartOfBusinessCombinationTable_506C35C3E82951BFB946161A554248F3" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_995B52C391E85455BAD47B7D4B3374CF" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsAcquiredAsPartOfBusinessCombinationTable_506C35C3E82951BFB946161A554248F3" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_995B52C391E85455BAD47B7D4B3374CF" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_6C412F8387A8E3219FE3B0F373EB4CD7_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_995B52C391E85455BAD47B7D4B3374CF" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_6C412F8387A8E3219FE3B0F373EB4CD7_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_116124B2BC2056408E9DA4A719363DE2" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_995B52C391E85455BAD47B7D4B3374CF" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_116124B2BC2056408E9DA4A719363DE2" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_512890190835533BA54E7E1C06095EF8" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsAcquiredAsPartOfBusinessCombinationTable_506C35C3E82951BFB946161A554248F3" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_512890190835533BA54E7E1C06095EF8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_257AD675DCE36CC5060EB0F373EB617D_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_512890190835533BA54E7E1C06095EF8" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_257AD675DCE36CC5060EB0F373EB617D_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_7381854D036055799BA08C4B4AC02B9F" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_512890190835533BA54E7E1C06095EF8" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_7381854D036055799BA08C4B4AC02B9F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfFiniteLivedIntangibleAssetsAcquiredAsPartOfBusinessCombinationTextBlock" xlink:label="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsAcquiredAsPartOfBusinessCombinationTextBlock_2080E3DA82CE574DB8729E78C446252F" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AcquiredFiniteLivedIntangibleAssetsLineItems_C79F792920DE5D6282E03503FFA17859" xlink:to="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsAcquiredAsPartOfBusinessCombinationTextBlock_2080E3DA82CE574DB8729E78C446252F" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.swmintl.com/role/ChangesInComponentsOfOtherComprehensiveIncomeDetails" xlink:type="extended" />
  <definitionLink xlink:role="http://www.swmintl.com/role/CommitmentsAndContingencies" xlink:type="extended" />
  <definitionLink xlink:role="http://www.swmintl.com/role/CommitmentsAndContingenciesDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LossContingenciesLineItems" xlink:label="loc_us-gaap_LossContingenciesLineItems_7B0A666838E0A04F3450D2D7E8BF5CDD" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LossContingenciesTable" xlink:label="loc_us-gaap_LossContingenciesTable_F9867B2CFFA6C4EC8D0BD2D7E8BDE855" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_LossContingenciesLineItems_7B0A666838E0A04F3450D2D7E8BF5CDD" xlink:to="loc_us-gaap_LossContingenciesTable_F9867B2CFFA6C4EC8D0BD2D7E8BDE855" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LitigationCaseAxis" xlink:label="loc_us-gaap_LitigationCaseAxis_F0C0E850916737C87BEBD2D7E8BEC088" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LossContingenciesTable_F9867B2CFFA6C4EC8D0BD2D7E8BDE855" xlink:to="loc_us-gaap_LitigationCaseAxis_F0C0E850916737C87BEBD2D7E8BEC088" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LitigationCaseTypeDomain" xlink:label="loc_us-gaap_LitigationCaseTypeDomain_45684C70407F7D673A6CD2D7E8BE9B56_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LitigationCaseAxis_F0C0E850916737C87BEBD2D7E8BEC088" xlink:to="loc_us-gaap_LitigationCaseTypeDomain_45684C70407F7D673A6CD2D7E8BE9B56_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LitigationCaseTypeDomain" xlink:label="loc_us-gaap_LitigationCaseTypeDomain_45684C70407F7D673A6CD2D7E8BE9B56" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LitigationCaseAxis_F0C0E850916737C87BEBD2D7E8BEC088" xlink:to="loc_us-gaap_LitigationCaseTypeDomain_45684C70407F7D673A6CD2D7E8BE9B56" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_RawMaterialsAssessment2Member" xlink:label="loc_swm_RawMaterialsAssessment2Member_C1E69B05796D88C7FE9ED2D9BFF734A1" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LitigationCaseTypeDomain_45684C70407F7D673A6CD2D7E8BE9B56" xlink:to="loc_swm_RawMaterialsAssessment2Member_C1E69B05796D88C7FE9ED2D9BFF734A1" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_RawMaterialsAssessmentMember" xlink:label="loc_swm_RawMaterialsAssessmentMember_D647B4B6AA4D37F824ADD2DF589C22A9" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LitigationCaseTypeDomain_45684C70407F7D673A6CD2D7E8BE9B56" xlink:to="loc_swm_RawMaterialsAssessmentMember_D647B4B6AA4D37F824ADD2DF589C22A9" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_RawMaterialsAssessment1Member" xlink:label="loc_swm_RawMaterialsAssessment1Member_483A63506DDEB1388689D2D9143C6661" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LitigationCaseTypeDomain_45684C70407F7D673A6CD2D7E8BE9B56" xlink:to="loc_swm_RawMaterialsAssessment1Member_483A63506DDEB1388689D2D9143C6661" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_ElectricityAssessmentTwoMember" xlink:label="loc_swm_ElectricityAssessmentTwoMember_0F8628ACB5FC57E2F82AD2D7E8BE3598" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LitigationCaseTypeDomain_45684C70407F7D673A6CD2D7E8BE9B56" xlink:to="loc_swm_ElectricityAssessmentTwoMember_0F8628ACB5FC57E2F82AD2D7E8BE3598" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_ElectricityAssessmentOneMember" xlink:label="loc_swm_ElectricityAssessmentOneMember_FA812F3748A4DAF70F8CD2D7E8BE34DD" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LitigationCaseTypeDomain_45684C70407F7D673A6CD2D7E8BE9B56" xlink:to="loc_swm_ElectricityAssessmentOneMember_FA812F3748A4DAF70F8CD2D7E8BE34DD" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_ElectricityAssessmentThreeMember" xlink:label="loc_swm_ElectricityAssessmentThreeMember_5084B34D607953E77C42D2D7E8BF4CCE" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LitigationCaseTypeDomain_45684C70407F7D673A6CD2D7E8BE9B56" xlink:to="loc_swm_ElectricityAssessmentThreeMember_5084B34D607953E77C42D2D7E8BF4CCE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LossContingenciesByNatureOfContingencyAxis" xlink:label="loc_us-gaap_LossContingenciesByNatureOfContingencyAxis_409A1AFF4F4E4A63BE05D2D7E8BF9836" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LossContingenciesTable_F9867B2CFFA6C4EC8D0BD2D7E8BDE855" xlink:to="loc_us-gaap_LossContingenciesByNatureOfContingencyAxis_409A1AFF4F4E4A63BE05D2D7E8BF9836" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LossContingencyNatureDomain" xlink:label="loc_us-gaap_LossContingencyNatureDomain_B4E6126FD726A1D483EAD2D7E8BFF012_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LossContingenciesByNatureOfContingencyAxis_409A1AFF4F4E4A63BE05D2D7E8BF9836" xlink:to="loc_us-gaap_LossContingencyNatureDomain_B4E6126FD726A1D483EAD2D7E8BFF012_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LossContingencyNatureDomain" xlink:label="loc_us-gaap_LossContingencyNatureDomain_B4E6126FD726A1D483EAD2D7E8BFF012" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LossContingenciesByNatureOfContingencyAxis_409A1AFF4F4E4A63BE05D2D7E8BF9836" xlink:to="loc_us-gaap_LossContingencyNatureDomain_B4E6126FD726A1D483EAD2D7E8BFF012" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_UnfavorableRegulatoryActionMember" xlink:label="loc_us-gaap_UnfavorableRegulatoryActionMember_1D81DFE469AD77142CAAD2D7E8BF5D50" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingencyNatureDomain_B4E6126FD726A1D483EAD2D7E8BFF012" xlink:to="loc_us-gaap_UnfavorableRegulatoryActionMember_1D81DFE469AD77142CAAD2D7E8BF5D50" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_NumberOfAssessmentsFromTaxAuthoritiesRegardingIcmsTaxes" xlink:label="loc_swm_NumberOfAssessmentsFromTaxAuthoritiesRegardingIcmsTaxes_EC7DC2D52811C7388A6BD2D7E8BFCD6F" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_7B0A666838E0A04F3450D2D7E8BF5CDD" xlink:to="loc_swm_NumberOfAssessmentsFromTaxAuthoritiesRegardingIcmsTaxes_EC7DC2D52811C7388A6BD2D7E8BFCD6F" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_NumberOfTaxAssessmentsRelatedToPeriodsThatPredatedAcquisitionAndAreCoveredByIndemnification" xlink:label="loc_swm_NumberOfTaxAssessmentsRelatedToPeriodsThatPredatedAcquisitionAndAreCoveredByIndemnification_A264C51E6610D7D9A14FD2D7E8BFEB0A" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_7B0A666838E0A04F3450D2D7E8BF5CDD" xlink:to="loc_swm_NumberOfTaxAssessmentsRelatedToPeriodsThatPredatedAcquisitionAndAreCoveredByIndemnification_A264C51E6610D7D9A14FD2D7E8BFEB0A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LossContingencyRangeOfPossibleLossMaximum" xlink:label="loc_us-gaap_LossContingencyRangeOfPossibleLossMaximum_32199D2E837F0681879CD2D7E8BFD9D9" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_7B0A666838E0A04F3450D2D7E8BF5CDD" xlink:to="loc_us-gaap_LossContingencyRangeOfPossibleLossMaximum_32199D2E837F0681879CD2D7E8BFD9D9" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_PortionOfLossCoveredByIndemnification" xlink:label="loc_swm_PortionOfLossCoveredByIndemnification_D219F35D29BEDE81AA74D2D7E8BFA41F" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_7B0A666838E0A04F3450D2D7E8BF5CDD" xlink:to="loc_swm_PortionOfLossCoveredByIndemnification_D219F35D29BEDE81AA74D2D7E8BFA41F" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_Numberofassessmentsfromthetaxauthoritiesregardingelectricitytaxes" xlink:label="loc_swm_Numberofassessmentsfromthetaxauthoritiesregardingelectricitytaxes_919E49DC4419F30FCAA5D2D7E8BF496E" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_7B0A666838E0A04F3450D2D7E8BF5CDD" xlink:to="loc_swm_Numberofassessmentsfromthetaxauthoritiesregardingelectricitytaxes_919E49DC4419F30FCAA5D2D7E8BF496E" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.swmintl.com/role/ComponentsOfAccumulatedComprehensiveIncomeDetails" xlink:type="extended" />
  <definitionLink xlink:role="http://www.swmintl.com/role/CondensedConsolidatedBalanceSheets" xlink:type="extended" />
  <definitionLink xlink:role="http://www.swmintl.com/role/CondensedConsolidatedStatementsOfCashFlows" xlink:type="extended" />
  <definitionLink xlink:role="http://www.swmintl.com/role/CondensedConsolidatedStatementsOfChangesInShareholdersEquityParentheticals" xlink:type="extended" />
  <definitionLink xlink:role="http://www.swmintl.com/role/CondensedConsolidatedStatementsOfChangesInStockholdersEquity" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaap_StatementLineItems_865D57DF4ABDAFE9082E6BBFF2147FB8" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaap_StatementTable_52E83A64E856BAC622796BBFF213685D" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_865D57DF4ABDAFE9082E6BBFF2147FB8" xlink:to="loc_us-gaap_StatementTable_52E83A64E856BAC622796BBFF213685D" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_D2C9F2B5BAE207FB8E1F6BBFF213738E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_52E83A64E856BAC622796BBFF213685D" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_D2C9F2B5BAE207FB8E1F6BBFF213738E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EquityComponentDomain" xlink:label="loc_us-gaap_EquityComponentDomain_87FBE469BA1FA2A95C676BBFF2130C8B_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_D2C9F2B5BAE207FB8E1F6BBFF213738E" xlink:to="loc_us-gaap_EquityComponentDomain_87FBE469BA1FA2A95C676BBFF2130C8B_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EquityComponentDomain" xlink:label="loc_us-gaap_EquityComponentDomain_87FBE469BA1FA2A95C676BBFF2130C8B" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_D2C9F2B5BAE207FB8E1F6BBFF213738E" xlink:to="loc_us-gaap_EquityComponentDomain_87FBE469BA1FA2A95C676BBFF2130C8B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CommonStockMember" xlink:label="loc_us-gaap_CommonStockMember_3C9B155397AD4D4202C06BBFF213301F" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_87FBE469BA1FA2A95C676BBFF2130C8B" xlink:to="loc_us-gaap_CommonStockMember_3C9B155397AD4D4202C06BBFF213301F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AdditionalPaidInCapitalMember" xlink:label="loc_us-gaap_AdditionalPaidInCapitalMember_A160647A9BE1E511E5226BBFF213A418" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_87FBE469BA1FA2A95C676BBFF2130C8B" xlink:to="loc_us-gaap_AdditionalPaidInCapitalMember_A160647A9BE1E511E5226BBFF213A418" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RetainedEarningsMember" xlink:label="loc_us-gaap_RetainedEarningsMember_ACF98E844AC30FCA74546BBFF214A567" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_87FBE469BA1FA2A95C676BBFF2130C8B" xlink:to="loc_us-gaap_RetainedEarningsMember_ACF98E844AC30FCA74546BBFF214A567" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_26CDC95185B8EFDAB26C6BBFF214C58B" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_87FBE469BA1FA2A95C676BBFF2130C8B" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_26CDC95185B8EFDAB26C6BBFF214C58B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncreaseDecreaseInStockholdersEquityRollForward" xlink:label="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_337871FE751218F7C8196BBFF214649C" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_865D57DF4ABDAFE9082E6BBFF2147FB8" xlink:to="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_337871FE751218F7C8196BBFF214649C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StockholdersEquity" xlink:label="loc_us-gaap_StockholdersEquity_A6E89C2B724F36C2B66E6BBFF214F722" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_337871FE751218F7C8196BBFF214649C" xlink:to="loc_us-gaap_StockholdersEquity_A6E89C2B724F36C2B66E6BBFF214F722" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SharesIssued" xlink:label="loc_us-gaap_SharesIssued_CDF6B112FBA01C66E7846BBFF214F688" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_337871FE751218F7C8196BBFF214649C" xlink:to="loc_us-gaap_SharesIssued_CDF6B112FBA01C66E7846BBFF214F688" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaap_NetIncomeLoss_C6A39E178CB9501419816BBFF2140045" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_337871FE751218F7C8196BBFF214649C" xlink:to="loc_us-gaap_NetIncomeLoss_C6A39E178CB9501419816BBFF2140045" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_B977AE15CDF82045B7996BBFF214C2B8" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_337871FE751218F7C8196BBFF214649C" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_B977AE15CDF82045B7996BBFF214C2B8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DividendsCommonStockCash" xlink:label="loc_us-gaap_DividendsCommonStockCash_4682106D82ACDCE44FE56BBFF214CF00" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_337871FE751218F7C8196BBFF214649C" xlink:to="loc_us-gaap_DividendsCommonStockCash_4682106D82ACDCE44FE56BBFF214CF00" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures_09783B28BF75596C96A76BBFF214ECF8" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_337871FE751218F7C8196BBFF214649C" xlink:to="loc_us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures_09783B28BF75596C96A76BBFF214ECF8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures_E00B62069910325E76326BBFF215C43D" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_337871FE751218F7C8196BBFF214649C" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures_E00B62069910325E76326BBFF215C43D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue" xlink:label="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_E3AA18BEC5CA23129ECA6BBFF21591DE" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_337871FE751218F7C8196BBFF214649C" xlink:to="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_E3AA18BEC5CA23129ECA6BBFF21591DE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation" xlink:label="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation_581E9B462C8296D835F06BBFF215E248" xlink:type="locator" />
    <definitionArc order="9" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_337871FE751218F7C8196BBFF214649C" xlink:to="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation_581E9B462C8296D835F06BBFF215E248" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation_F788618427F316B098446BBFF215145E" xlink:type="locator" />
    <definitionArc order="10" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_337871FE751218F7C8196BBFF214649C" xlink:to="loc_us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation_F788618427F316B098446BBFF215145E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StockRepurchasedAndRetiredDuringPeriodShares" xlink:label="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_93A59518CB120DE7AE6B6BBFF215D592" xlink:type="locator" />
    <definitionArc order="11" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_337871FE751218F7C8196BBFF214649C" xlink:to="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_93A59518CB120DE7AE6B6BBFF215D592" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation_DFFAF571207C0D8C73266BBFF2156C3B" xlink:type="locator" />
    <definitionArc order="12" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_337871FE751218F7C8196BBFF214649C" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation_DFFAF571207C0D8C73266BBFF2156C3B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StockRepurchasedAndRetiredDuringPeriodValue" xlink:label="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodValue_E3731BEBF4570BCA35046BBFF2151529" xlink:type="locator" />
    <definitionArc order="13" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_337871FE751218F7C8196BBFF214649C" xlink:to="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodValue_E3731BEBF4570BCA35046BBFF2151529" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.swmintl.com/role/CondensedConsolidatedStatementsOfComprehensiveIncomeLoss" xlink:type="extended" />
  <definitionLink xlink:role="http://www.swmintl.com/role/CondensedConsolidatedStatementsOfIncome" xlink:type="extended" />
  <definitionLink xlink:role="http://www.swmintl.com/role/ConsolidatedBalanceSheetsParentheticals" xlink:type="extended" />
  <definitionLink xlink:role="http://www.swmintl.com/role/Debt" xlink:type="extended" />
  <definitionLink xlink:role="http://www.swmintl.com/role/DebtDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="loc_us-gaap_DebtInstrumentLineItems_15D4C3274DD054108B7D7A473A22D041" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentTable" xlink:label="loc_us-gaap_DebtInstrumentTable_828EF00D83915C18A03496FFA36314A0" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DebtInstrumentLineItems_15D4C3274DD054108B7D7A473A22D041" xlink:to="loc_us-gaap_DebtInstrumentTable_828EF00D83915C18A03496FFA36314A0" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LongtermDebtTypeAxis" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_15C0F359EE5B541290117F9CC68CCD8D" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_828EF00D83915C18A03496FFA36314A0" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_15C0F359EE5B541290117F9CC68CCD8D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_05CB064A9D8D12FDAEA3F9B580336CB1_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_15C0F359EE5B541290117F9CC68CCD8D" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_05CB064A9D8D12FDAEA3F9B580336CB1_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_D0D616C94A095F4AAD9C76B1B2A83BEE" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_15C0F359EE5B541290117F9CC68CCD8D" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_D0D616C94A095F4AAD9C76B1B2A83BEE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LineOfCreditMember" xlink:label="loc_us-gaap_LineOfCreditMember_B8B649D487505D25A8443CFA2109F7A1" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_D0D616C94A095F4AAD9C76B1B2A83BEE" xlink:to="loc_us-gaap_LineOfCreditMember_B8B649D487505D25A8443CFA2109F7A1" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_LineOfCreditSublimitInEuroMember" xlink:label="loc_swm_LineOfCreditSublimitInEuroMember_2EC05F846C96572BA2D501EE638999BA" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LineOfCreditMember_B8B649D487505D25A8443CFA2109F7A1" xlink:to="loc_swm_LineOfCreditSublimitInEuroMember_2EC05F846C96572BA2D501EE638999BA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentAxis" xlink:label="loc_us-gaap_DebtInstrumentAxis_76471EC1203055458FA46F2B14D40C58" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_828EF00D83915C18A03496FFA36314A0" xlink:to="loc_us-gaap_DebtInstrumentAxis_76471EC1203055458FA46F2B14D40C58" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentNameDomain" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_2BFACB3594F6AA869044F9B58033EAE3_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_76471EC1203055458FA46F2B14D40C58" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_2BFACB3594F6AA869044F9B58033EAE3_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentNameDomain" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_F3572F306D265A36BB19EF8A9386E5AC" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_76471EC1203055458FA46F2B14D40C58" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_F3572F306D265A36BB19EF8A9386E5AC" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_UsRevolverMember" xlink:label="loc_swm_UsRevolverMember_D99B284F1D015B77BE6BBE80B400233A" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_F3572F306D265A36BB19EF8A9386E5AC" xlink:to="loc_swm_UsRevolverMember_D99B284F1D015B77BE6BBE80B400233A" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_EuroRevolverMember" xlink:label="loc_swm_EuroRevolverMember_C9D35C79A427540FBD5CE80B34EB00E6" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_F3572F306D265A36BB19EF8A9386E5AC" xlink:to="loc_swm_EuroRevolverMember_C9D35C79A427540FBD5CE80B34EB00E6" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_DebtCovenantMaximumNetDebttoEBITDARatio" xlink:label="loc_swm_DebtCovenantMaximumNetDebttoEBITDARatio_47EFF0944FC0549C95F4CE41A55B7150" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_15D4C3274DD054108B7D7A473A22D041" xlink:to="loc_swm_DebtCovenantMaximumNetDebttoEBITDARatio_47EFF0944FC0549C95F4CE41A55B7150" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_DebtCovenantMinimumInterestCoverageRatio" xlink:label="loc_swm_DebtCovenantMinimumInterestCoverageRatio_BC3CB9188A93534EA22A7AC7A7145F2E" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_15D4C3274DD054108B7D7A473A22D041" xlink:to="loc_swm_DebtCovenantMinimumInterestCoverageRatio_BC3CB9188A93534EA22A7AC7A7145F2E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentTerm" xlink:label="loc_us-gaap_DebtInstrumentTerm_2C04FA1E2BB65C49A2FE93C76C5ACC5A" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_15D4C3274DD054108B7D7A473A22D041" xlink:to="loc_us-gaap_DebtInstrumentTerm_2C04FA1E2BB65C49A2FE93C76C5ACC5A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity" xlink:label="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_F2F433B2085656259FDDC1FEF987274E" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_15D4C3274DD054108B7D7A473A22D041" xlink:to="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_F2F433B2085656259FDDC1FEF987274E" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_CreditFacilityAccordionFeature" xlink:label="loc_swm_CreditFacilityAccordionFeature_4C4EE9305CEB5ACABE99D695FCE75FF9" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_15D4C3274DD054108B7D7A473A22D041" xlink:to="loc_swm_CreditFacilityAccordionFeature_4C4EE9305CEB5ACABE99D695FCE75FF9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LineOfCreditFacilityCovenantTerms" xlink:label="loc_us-gaap_LineOfCreditFacilityCovenantTerms_AB82E6263C9A5639A3D8E4E1F01F2A23" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_15D4C3274DD054108B7D7A473A22D041" xlink:to="loc_us-gaap_LineOfCreditFacilityCovenantTerms_AB82E6263C9A5639A3D8E4E1F01F2A23" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_DebtInstrumentBasisSpreadOnVariableRateMinimum" xlink:label="loc_swm_DebtInstrumentBasisSpreadOnVariableRateMinimum_09FF9A97AD965BF0BE7851E34F2FB0DB" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_15D4C3274DD054108B7D7A473A22D041" xlink:to="loc_swm_DebtInstrumentBasisSpreadOnVariableRateMinimum_09FF9A97AD965BF0BE7851E34F2FB0DB" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_DebtInstrumentBasisSpreadOnVariableRateMaximum" xlink:label="loc_swm_DebtInstrumentBasisSpreadOnVariableRateMaximum_15B2224DBF25578AB2307CA4EC2FE561" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_15D4C3274DD054108B7D7A473A22D041" xlink:to="loc_swm_DebtInstrumentBasisSpreadOnVariableRateMaximum_15B2224DBF25578AB2307CA4EC2FE561" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentageMinimum" xlink:label="loc_swm_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentageMinimum_C288EFC44F9153D991AAA14469E3D964" xlink:type="locator" />
    <definitionArc order="9" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_15D4C3274DD054108B7D7A473A22D041" xlink:to="loc_swm_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentageMinimum_C288EFC44F9153D991AAA14469E3D964" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentageMaximum" xlink:label="loc_swm_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentageMaximum_D4E071E4C3EC54228CE70BD49B090F71" xlink:type="locator" />
    <definitionArc order="10" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_15D4C3274DD054108B7D7A473A22D041" xlink:to="loc_swm_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentageMaximum_D4E071E4C3EC54228CE70BD49B090F71" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd" xlink:label="loc_us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd_C627194BE2DA55EFADA6FE7204C79B71" xlink:type="locator" />
    <definitionArc order="11" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_15D4C3274DD054108B7D7A473A22D041" xlink:to="loc_us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd_C627194BE2DA55EFADA6FE7204C79B71" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.swmintl.com/role/DebtScheduleOfDebtSummarizedDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="loc_us-gaap_DebtInstrumentLineItems_ABCD1AB4AB71504F8E2D63A1D9B528AC" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentTable" xlink:label="loc_us-gaap_DebtInstrumentTable_56A4355C6FD1528A809F5FC93707A428" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DebtInstrumentLineItems_ABCD1AB4AB71504F8E2D63A1D9B528AC" xlink:to="loc_us-gaap_DebtInstrumentTable_56A4355C6FD1528A809F5FC93707A428" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentAxis" xlink:label="loc_us-gaap_DebtInstrumentAxis_B6DD063F27E4556788E9EEECEC8B39FD" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_56A4355C6FD1528A809F5FC93707A428" xlink:to="loc_us-gaap_DebtInstrumentAxis_B6DD063F27E4556788E9EEECEC8B39FD" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentNameDomain" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_662945E3466AED37C844B0F373FAFD7B_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_B6DD063F27E4556788E9EEECEC8B39FD" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_662945E3466AED37C844B0F373FAFD7B_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentNameDomain" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_C00917ECCBDB5226BE324223605F0A62" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_B6DD063F27E4556788E9EEECEC8B39FD" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_C00917ECCBDB5226BE324223605F0A62" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_EuroRevolverMember" xlink:label="loc_swm_EuroRevolverMember_01DD199F45345054B8043F0571E92687" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_C00917ECCBDB5226BE324223605F0A62" xlink:to="loc_swm_EuroRevolverMember_01DD199F45345054B8043F0571E92687" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_UsRevolverMember" xlink:label="loc_swm_UsRevolverMember_B7F5CF0ABB785CF99AFD93FD94AB673E" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_C00917ECCBDB5226BE324223605F0A62" xlink:to="loc_swm_UsRevolverMember_B7F5CF0ABB785CF99AFD93FD94AB673E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LongtermDebtTypeAxis" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_C242484288915AAE83B9C8A4DE45DF54" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_56A4355C6FD1528A809F5FC93707A428" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_C242484288915AAE83B9C8A4DE45DF54" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_C05357ADD4E3598FA606B0F373FA4CA6_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_C242484288915AAE83B9C8A4DE45DF54" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_C05357ADD4E3598FA606B0F373FA4CA6_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_80DEF611630B5E4586C97E8385C9478A" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_C242484288915AAE83B9C8A4DE45DF54" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_80DEF611630B5E4586C97E8385C9478A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LineOfCreditMember" xlink:label="loc_us-gaap_LineOfCreditMember_1E2C4FD508D95880B2069DF600F3404F" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_80DEF611630B5E4586C97E8385C9478A" xlink:to="loc_us-gaap_LineOfCreditMember_1E2C4FD508D95880B2069DF600F3404F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LoansPayableMember" xlink:label="loc_us-gaap_LoansPayableMember_844857C6A3C450F89C06F450A108D209" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_80DEF611630B5E4586C97E8385C9478A" xlink:to="loc_us-gaap_LoansPayableMember_844857C6A3C450F89C06F450A108D209" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BankOverdraftsMember" xlink:label="loc_us-gaap_BankOverdraftsMember_D6008783FC8A5C4BA982337EFDE88ACB" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_80DEF611630B5E4586C97E8385C9478A" xlink:to="loc_us-gaap_BankOverdraftsMember_D6008783FC8A5C4BA982337EFDE88ACB" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LongTermDebt" xlink:label="loc_us-gaap_LongTermDebt_345E8EF61AF85DE1B6A169FB594F7032" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_ABCD1AB4AB71504F8E2D63A1D9B528AC" xlink:to="loc_us-gaap_LongTermDebt_345E8EF61AF85DE1B6A169FB594F7032" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LongTermDebtCurrent" xlink:label="loc_us-gaap_LongTermDebtCurrent_411AC931C5C758CEAD8C6F6DF68A1B94" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_ABCD1AB4AB71504F8E2D63A1D9B528AC" xlink:to="loc_us-gaap_LongTermDebtCurrent_411AC931C5C758CEAD8C6F6DF68A1B94" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LongTermDebtNoncurrent" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_8AADB6F15DE6581681F893051531AED3" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_ABCD1AB4AB71504F8E2D63A1D9B528AC" xlink:to="loc_us-gaap_LongTermDebtNoncurrent_8AADB6F15DE6581681F893051531AED3" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.swmintl.com/role/DebtTables" xlink:type="extended" />
  <definitionLink xlink:role="http://www.swmintl.com/role/Derivatives" xlink:type="extended" />
  <definitionLink xlink:role="http://www.swmintl.com/role/DerivativesByBalanceSheetLocationDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativesFairValueLineItems" xlink:label="loc_us-gaap_DerivativesFairValueLineItems_F5CCF6F938CE565BA4A2F51E842BB195" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable" xlink:label="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_A27CC4950E57589EA8C2507234B68ADF" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DerivativesFairValueLineItems_F5CCF6F938CE565BA4A2F51E842BB195" xlink:to="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_A27CC4950E57589EA8C2507234B68ADF" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeInstrumentRiskAxis" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_20521D7D6A3551BCA2C3F36C8D7B8A4C" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_A27CC4950E57589EA8C2507234B68ADF" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_20521D7D6A3551BCA2C3F36C8D7B8A4C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeContractTypeDomain" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_3DFBBCCC18C28982B08BB0F374683225_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_20521D7D6A3551BCA2C3F36C8D7B8A4C" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_3DFBBCCC18C28982B08BB0F374683225_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeContractTypeDomain" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_FC6988E15C2952A988C40B2B19DCD1CE" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_20521D7D6A3551BCA2C3F36C8D7B8A4C" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_FC6988E15C2952A988C40B2B19DCD1CE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ForeignExchangeContractMember" xlink:label="loc_us-gaap_ForeignExchangeContractMember_20474005DE5F57CF817936D340245127" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_FC6988E15C2952A988C40B2B19DCD1CE" xlink:to="loc_us-gaap_ForeignExchangeContractMember_20474005DE5F57CF817936D340245127" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InterestRateContractMember" xlink:label="loc_us-gaap_InterestRateContractMember_B2B3E0FC8A145A5DAFA536B6688EBB2E" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_FC6988E15C2952A988C40B2B19DCD1CE" xlink:to="loc_us-gaap_InterestRateContractMember_B2B3E0FC8A145A5DAFA536B6688EBB2E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_HedgingDesignationAxis" xlink:label="loc_us-gaap_HedgingDesignationAxis_6D37D1E1001B58A0A481AA3EF20D0941" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_A27CC4950E57589EA8C2507234B68ADF" xlink:to="loc_us-gaap_HedgingDesignationAxis_6D37D1E1001B58A0A481AA3EF20D0941" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_HedgingDesignationDomain" xlink:label="loc_us-gaap_HedgingDesignationDomain_E7E4BC15D65AFCD06F58B0F37468E406_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_HedgingDesignationAxis_6D37D1E1001B58A0A481AA3EF20D0941" xlink:to="loc_us-gaap_HedgingDesignationDomain_E7E4BC15D65AFCD06F58B0F37468E406_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_HedgingDesignationDomain" xlink:label="loc_us-gaap_HedgingDesignationDomain_93295220105052998F319A9326069156" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_HedgingDesignationAxis_6D37D1E1001B58A0A481AA3EF20D0941" xlink:to="loc_us-gaap_HedgingDesignationDomain_93295220105052998F319A9326069156" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DesignatedAsHedgingInstrumentMember" xlink:label="loc_us-gaap_DesignatedAsHedgingInstrumentMember_0954E3E686E1502BBA245ABBCF69E288" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_HedgingDesignationDomain_93295220105052998F319A9326069156" xlink:to="loc_us-gaap_DesignatedAsHedgingInstrumentMember_0954E3E686E1502BBA245ABBCF69E288" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BalanceSheetLocationAxis" xlink:label="loc_us-gaap_BalanceSheetLocationAxis_E3A58DB8C95D5B0D84368D083414BA6C" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_A27CC4950E57589EA8C2507234B68ADF" xlink:to="loc_us-gaap_BalanceSheetLocationAxis_E3A58DB8C95D5B0D84368D083414BA6C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BalanceSheetLocationDomain" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_6D6017A165D7A5558593B0F3746820FF_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_E3A58DB8C95D5B0D84368D083414BA6C" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_6D6017A165D7A5558593B0F3746820FF_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BalanceSheetLocationDomain" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_D2BD3AE71097582C98914704558BC6BD" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_E3A58DB8C95D5B0D84368D083414BA6C" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_D2BD3AE71097582C98914704558BC6BD" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AccountsReceivableMember" xlink:label="loc_us-gaap_AccountsReceivableMember_F8C139DCFBD55D659AD8642B5AC7CF88" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_D2BD3AE71097582C98914704558BC6BD" xlink:to="loc_us-gaap_AccountsReceivableMember_F8C139DCFBD55D659AD8642B5AC7CF88" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherAssetsMember" xlink:label="loc_us-gaap_OtherAssetsMember_28E3BE44DF6254B78673808966BAEA9D" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_D2BD3AE71097582C98914704558BC6BD" xlink:to="loc_us-gaap_OtherAssetsMember_28E3BE44DF6254B78673808966BAEA9D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AccruedLiabilitiesMember" xlink:label="loc_us-gaap_AccruedLiabilitiesMember_EA4B22A7E7F45E6BA4E62054FC8E87AC" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_D2BD3AE71097582C98914704558BC6BD" xlink:to="loc_us-gaap_AccruedLiabilitiesMember_EA4B22A7E7F45E6BA4E62054FC8E87AC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherLiabilitiesMember" xlink:label="loc_us-gaap_OtherLiabilitiesMember_703FE913E07E5EA69C847198A32A3905" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_D2BD3AE71097582C98914704558BC6BD" xlink:to="loc_us-gaap_OtherLiabilitiesMember_703FE913E07E5EA69C847198A32A3905" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral_037757FD9F98503296C6AB5EF11FD1EB" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativesFairValueLineItems_F5CCF6F938CE565BA4A2F51E842BB195" xlink:to="loc_us-gaap_DerivativeFairValueOfDerivativeAssetAmountNotOffsetAgainstCollateral_037757FD9F98503296C6AB5EF11FD1EB" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral_A175FBC4F6FC5BC4BF0252DB1F12F00C" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativesFairValueLineItems_F5CCF6F938CE565BA4A2F51E842BB195" xlink:to="loc_us-gaap_DerivativeFairValueOfDerivativeLiabilityAmountNotOffsetAgainstCollateral_A175FBC4F6FC5BC4BF0252DB1F12F00C" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.swmintl.com/role/DerivativesByIncomeStatementLocationDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossLineItems" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_B07DD05E754557D09D7098911BAC51AD" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_6BCF32FB62FB5CE3B11129C56DE32909" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_B07DD05E754557D09D7098911BAC51AD" xlink:to="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_6BCF32FB62FB5CE3B11129C56DE32909" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_HedgingDesignationAxis" xlink:label="loc_us-gaap_HedgingDesignationAxis_69C7B667419D5041BAC731C0681C7D93" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_6BCF32FB62FB5CE3B11129C56DE32909" xlink:to="loc_us-gaap_HedgingDesignationAxis_69C7B667419D5041BAC731C0681C7D93" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_HedgingDesignationDomain" xlink:label="loc_us-gaap_HedgingDesignationDomain_37FDDB1AD1ECFA824CF1D52AE71A9905_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_HedgingDesignationAxis_69C7B667419D5041BAC731C0681C7D93" xlink:to="loc_us-gaap_HedgingDesignationDomain_37FDDB1AD1ECFA824CF1D52AE71A9905_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_HedgingDesignationDomain" xlink:label="loc_us-gaap_HedgingDesignationDomain_C9EDC43F0B8A5DD3A82F6339AF49E504" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_HedgingDesignationAxis_69C7B667419D5041BAC731C0681C7D93" xlink:to="loc_us-gaap_HedgingDesignationDomain_C9EDC43F0B8A5DD3A82F6339AF49E504" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NondesignatedMember" xlink:label="loc_us-gaap_NondesignatedMember_174CB6B3EE7E570C8C9D4736F8625FF3" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_HedgingDesignationDomain_C9EDC43F0B8A5DD3A82F6339AF49E504" xlink:to="loc_us-gaap_NondesignatedMember_174CB6B3EE7E570C8C9D4736F8625FF3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_8EC369D9BE6257D2BD28A6B2545AA91D" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_6BCF32FB62FB5CE3B11129C56DE32909" xlink:to="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_8EC369D9BE6257D2BD28A6B2545AA91D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_HedgingRelationshipDomain" xlink:label="loc_us-gaap_HedgingRelationshipDomain_90772A3ADE25A9D6772DD52AE71ABEA1_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_8EC369D9BE6257D2BD28A6B2545AA91D" xlink:to="loc_us-gaap_HedgingRelationshipDomain_90772A3ADE25A9D6772DD52AE71ABEA1_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_HedgingRelationshipDomain" xlink:label="loc_us-gaap_HedgingRelationshipDomain_A187DB99149D534FBBD12577E091F927" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_8EC369D9BE6257D2BD28A6B2545AA91D" xlink:to="loc_us-gaap_HedgingRelationshipDomain_A187DB99149D534FBBD12577E091F927" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CashFlowHedgingMember" xlink:label="loc_us-gaap_CashFlowHedgingMember_3239590F8A9457EB95F5D69BA5C15809" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_HedgingRelationshipDomain_A187DB99149D534FBBD12577E091F927" xlink:to="loc_us-gaap_CashFlowHedgingMember_3239590F8A9457EB95F5D69BA5C15809" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeInstrumentRiskAxis" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_E231FEB0D9285BD696239FE26336F54F" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_6BCF32FB62FB5CE3B11129C56DE32909" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_E231FEB0D9285BD696239FE26336F54F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeContractTypeDomain" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_EC7C1FAC2892D43352EFD52AE71DBA61_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_E231FEB0D9285BD696239FE26336F54F" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_EC7C1FAC2892D43352EFD52AE71DBA61_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeContractTypeDomain" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_ADA6C632694554A98AB86DC9929A472A" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_E231FEB0D9285BD696239FE26336F54F" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_ADA6C632694554A98AB86DC9929A472A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ForeignExchangeContractMember" xlink:label="loc_us-gaap_ForeignExchangeContractMember_44FAB809E80850D28D5AA5966484B3FD" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_ADA6C632694554A98AB86DC9929A472A" xlink:to="loc_us-gaap_ForeignExchangeContractMember_44FAB809E80850D28D5AA5966484B3FD" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InterestRateContractMember" xlink:label="loc_us-gaap_InterestRateContractMember_8030F35C4A445EE5BD3BCEEE1B17F00C" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_ADA6C632694554A98AB86DC9929A472A" xlink:to="loc_us-gaap_InterestRateContractMember_8030F35C4A445EE5BD3BCEEE1B17F00C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncomeStatementLocationAxis" xlink:label="loc_us-gaap_IncomeStatementLocationAxis_076B86568760570BB098E9C38A981BE1" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_6BCF32FB62FB5CE3B11129C56DE32909" xlink:to="loc_us-gaap_IncomeStatementLocationAxis_076B86568760570BB098E9C38A981BE1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncomeStatementLocationDomain" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_3B3F92078876E4DEAB9ED52AE71DD321_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_076B86568760570BB098E9C38A981BE1" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_3B3F92078876E4DEAB9ED52AE71DD321_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncomeStatementLocationDomain" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_076A33C652285980A54659C3BCCE3CA7" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_076B86568760570BB098E9C38A981BE1" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_076A33C652285980A54659C3BCCE3CA7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SalesMember" xlink:label="loc_us-gaap_SalesMember_A6044B0FD5F7505F854DFBA79AC86ABC" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_076A33C652285980A54659C3BCCE3CA7" xlink:to="loc_us-gaap_SalesMember_A6044B0FD5F7505F854DFBA79AC86ABC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InterestExpenseMember" xlink:label="loc_us-gaap_InterestExpenseMember_6F8D7F23902B5C7B941FD0A4D4AD31EC" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_076A33C652285980A54659C3BCCE3CA7" xlink:to="loc_us-gaap_InterestExpenseMember_6F8D7F23902B5C7B941FD0A4D4AD31EC" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_OtherIncomeExpenseMember" xlink:label="loc_swm_OtherIncomeExpenseMember_8CA41851F6565A4A922B9657EC69E928" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_076A33C652285980A54659C3BCCE3CA7" xlink:to="loc_swm_OtherIncomeExpenseMember_8CA41851F6565A4A922B9657EC69E928" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet_33F8E77B80C65D5B8F011CB9F68E00B8" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_B07DD05E754557D09D7098911BAC51AD" xlink:to="loc_us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet_33F8E77B80C65D5B8F011CB9F68E00B8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet_FC9539590A6152F5A8743DF72979ECD3" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_B07DD05E754557D09D7098911BAC51AD" xlink:to="loc_us-gaap_DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet_FC9539590A6152F5A8743DF72979ECD3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeGainLossOnDerivativeNet" xlink:label="loc_us-gaap_DerivativeGainLossOnDerivativeNet_1040304E204D53F289CB04CBDDC64100" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_B07DD05E754557D09D7098911BAC51AD" xlink:to="loc_us-gaap_DerivativeGainLossOnDerivativeNet_1040304E204D53F289CB04CBDDC64100" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.swmintl.com/role/DerivativesTables" xlink:type="extended" />
  <definitionLink xlink:role="http://www.swmintl.com/role/DiscontinuedOperations" xlink:type="extended" />
  <definitionLink xlink:role="http://www.swmintl.com/role/DiscontinuedOperationsDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_FFADEFE3F0C95FA2AF51DA0F94F77F7A" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_E2A170FA5B805D86881D83980DE55A4D" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_FFADEFE3F0C95FA2AF51DA0F94F77F7A" xlink:to="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_E2A170FA5B805D86881D83980DE55A4D" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_BAA41856C1CA5BE7A1B3B043B0BE9D98" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_E2A170FA5B805D86881D83980DE55A4D" xlink:to="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_BAA41856C1CA5BE7A1B3B043B0BE9D98" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_9EB79F742128BA460E3ED112997C5529_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_BAA41856C1CA5BE7A1B3B043B0BE9D98" xlink:to="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_9EB79F742128BA460E3ED112997C5529_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_8B26E7FF0D9F500C9B8F258BE6F69A68" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_BAA41856C1CA5BE7A1B3B043B0BE9D98" xlink:to="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_8B26E7FF0D9F500C9B8F258BE6F69A68" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationRevenue" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationRevenue_D68981B7343B57B999E595516D8BCBDC" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_FFADEFE3F0C95FA2AF51DA0F94F77F7A" xlink:to="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationRevenue_D68981B7343B57B999E595516D8BCBDC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherExpense" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherExpense_F51BA40D55C652D8B654CD09F1F9B7E3" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_FFADEFE3F0C95FA2AF51DA0F94F77F7A" xlink:to="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherExpense_F51BA40D55C652D8B654CD09F1F9B7E3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax" xlink:label="loc_us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax_0146235E635B5D0099002D6082ED3D5C" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_FFADEFE3F0C95FA2AF51DA0F94F77F7A" xlink:to="loc_us-gaap_DiscontinuedOperationIncomeLossFromDiscontinuedOperationBeforeIncomeTax_0146235E635B5D0099002D6082ED3D5C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DiscontinuedOperationTaxEffectOfDiscontinuedOperation" xlink:label="loc_us-gaap_DiscontinuedOperationTaxEffectOfDiscontinuedOperation_AEF80197F3265850A860D6383C7E7317" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_FFADEFE3F0C95FA2AF51DA0F94F77F7A" xlink:to="loc_us-gaap_DiscontinuedOperationTaxEffectOfDiscontinuedOperation_AEF80197F3265850A860D6383C7E7317" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity" xlink:label="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity_C53B059E2FEB5464A4D82C30C0273948" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_FFADEFE3F0C95FA2AF51DA0F94F77F7A" xlink:to="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity_C53B059E2FEB5464A4D82C30C0273948" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract" xlink:label="loc_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract_3932D81A41C0585DA40F9483BC701104" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_FFADEFE3F0C95FA2AF51DA0F94F77F7A" xlink:to="loc_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract_3932D81A41C0585DA40F9483BC701104" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent" xlink:label="loc_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent_47313C9F0FA151348DAB8861525833D0" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract_3932D81A41C0585DA40F9483BC701104" xlink:to="loc_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationCurrent_47313C9F0FA151348DAB8861525833D0" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherNoncurrentAssets" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherNoncurrentAssets_52E1749543A6549A9AD812240B881E0B" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperationAbstract_3932D81A41C0585DA40F9483BC701104" xlink:to="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherNoncurrentAssets_52E1749543A6549A9AD812240B881E0B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationAbstract" xlink:label="loc_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationAbstract_0CBAC147FEAC5155AEB2F195821BF542" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_FFADEFE3F0C95FA2AF51DA0F94F77F7A" xlink:to="loc_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationAbstract_0CBAC147FEAC5155AEB2F195821BF542" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent" xlink:label="loc_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent_571CFEEC485F516BAC815D1C5E1153B6" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationAbstract_0CBAC147FEAC5155AEB2F195821BF542" xlink:to="loc_us-gaap_LiabilitiesOfDisposalGroupIncludingDiscontinuedOperationCurrent_571CFEEC485F516BAC815D1C5E1153B6" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.swmintl.com/role/DiscontinuedOperationsTables" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_FA8A74E690135339B6AE5281981C1569" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_4EC52854EC8B5DFB9A33164B0A82DED6" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_FA8A74E690135339B6AE5281981C1569" xlink:to="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_4EC52854EC8B5DFB9A33164B0A82DED6" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_3799A1C18F0E5F9A96D7648F5B693440" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_4EC52854EC8B5DFB9A33164B0A82DED6" xlink:to="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_3799A1C18F0E5F9A96D7648F5B693440" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_52AAEDF257D244469419D1129985B666_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_3799A1C18F0E5F9A96D7648F5B693440" xlink:to="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_52AAEDF257D244469419D1129985B666_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_48F6C0C2C0A258D6A0196DC717D185CF" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_3799A1C18F0E5F9A96D7648F5B693440" xlink:to="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_48F6C0C2C0A258D6A0196DC717D185CF" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DisposalGroupClassificationAxis" xlink:label="loc_us-gaap_DisposalGroupClassificationAxis_D3833B1DEDF05290BFBDCB67BA49A33E" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_4EC52854EC8B5DFB9A33164B0A82DED6" xlink:to="loc_us-gaap_DisposalGroupClassificationAxis_D3833B1DEDF05290BFBDCB67BA49A33E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DisposalGroupClassificationDomain" xlink:label="loc_us-gaap_DisposalGroupClassificationDomain_DC59FA312DBA0EA54E3FD1129985EFD0_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DisposalGroupClassificationAxis_D3833B1DEDF05290BFBDCB67BA49A33E" xlink:to="loc_us-gaap_DisposalGroupClassificationDomain_DC59FA312DBA0EA54E3FD1129985EFD0_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DisposalGroupClassificationDomain" xlink:label="loc_us-gaap_DisposalGroupClassificationDomain_9AB26F226D1C5E3D97FA6353815C21F7" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DisposalGroupClassificationAxis_D3833B1DEDF05290BFBDCB67BA49A33E" xlink:to="loc_us-gaap_DisposalGroupClassificationDomain_9AB26F226D1C5E3D97FA6353815C21F7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncomeStatementLocationAxis" xlink:label="loc_us-gaap_IncomeStatementLocationAxis_444ED653E77955BB8136197CA274B2E3" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_4EC52854EC8B5DFB9A33164B0A82DED6" xlink:to="loc_us-gaap_IncomeStatementLocationAxis_444ED653E77955BB8136197CA274B2E3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncomeStatementLocationDomain" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_3A1F06C04AB78BD05D44D11299854063_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_444ED653E77955BB8136197CA274B2E3" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_3A1F06C04AB78BD05D44D11299854063_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncomeStatementLocationDomain" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_509FF04E242B5E87BF3993694591CA40" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_444ED653E77955BB8136197CA274B2E3" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_509FF04E242B5E87BF3993694591CA40" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_DisposalGroupsIncludingDiscontinuedOperationsIncomeStatementTableTextBlock" xlink:label="loc_swm_DisposalGroupsIncludingDiscontinuedOperationsIncomeStatementTableTextBlock_1E983B03728D5F808CE5633885B74304" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_FA8A74E690135339B6AE5281981C1569" xlink:to="loc_swm_DisposalGroupsIncludingDiscontinuedOperationsIncomeStatementTableTextBlock_1E983B03728D5F808CE5633885B74304" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.swmintl.com/role/DocumentAndEntityInformationDocument" xlink:type="extended" />
  <definitionLink xlink:role="http://www.swmintl.com/role/General" xlink:type="extended" />
  <definitionLink xlink:role="http://www.swmintl.com/role/GeneralDetails" xlink:type="extended">
    <loc xlink:href="swm-20150930.xsd#swm_NatureOfBusinessLineItems" xlink:label="loc_swm_NatureOfBusinessLineItems_7C2F223971A55948A230B4463C843035" xlink:type="locator" />
    <loc xlink:href="swm-20150930.xsd#swm_NatureOfBusinessTable" xlink:label="loc_swm_NatureOfBusinessTable_8EE1E6B2812C5CFD9076DAD912A6E55C" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_swm_NatureOfBusinessLineItems_7C2F223971A55948A230B4463C843035" xlink:to="loc_swm_NatureOfBusinessTable_8EE1E6B2812C5CFD9076DAD912A6E55C" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityByLocationAxis" xlink:label="loc_dei_EntityByLocationAxis_0E26A1E376AD57E3A7A33B7A8D3F9683" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_swm_NatureOfBusinessTable_8EE1E6B2812C5CFD9076DAD912A6E55C" xlink:to="loc_dei_EntityByLocationAxis_0E26A1E376AD57E3A7A33B7A8D3F9683" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_LocationDomain" xlink:label="loc_dei_LocationDomain_266963DD2C41A3B416ACB0F37496EA43_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_EntityByLocationAxis_0E26A1E376AD57E3A7A33B7A8D3F9683" xlink:to="loc_dei_LocationDomain_266963DD2C41A3B416ACB0F37496EA43_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_LocationDomain" xlink:label="loc_dei_LocationDomain_E767189BAEFA51D4B6729B34EF8FD215" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_EntityByLocationAxis_0E26A1E376AD57E3A7A33B7A8D3F9683" xlink:to="loc_dei_LocationDomain_E767189BAEFA51D4B6729B34EF8FD215" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_ChinaMember" xlink:label="loc_swm_ChinaMember_D77CCC0EAE5A5D569332BA13264446B9" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_LocationDomain_E767189BAEFA51D4B6729B34EF8FD215" xlink:to="loc_swm_ChinaMember_D77CCC0EAE5A5D569332BA13264446B9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NumberOfCountriesInWhichEntityOperates" xlink:label="loc_us-gaap_NumberOfCountriesInWhichEntityOperates_E0B4E98EDE08529691A79542CD1E5C10" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_swm_NatureOfBusinessLineItems_7C2F223971A55948A230B4463C843035" xlink:to="loc_us-gaap_NumberOfCountriesInWhichEntityOperates_E0B4E98EDE08529691A79542CD1E5C10" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_NumberOfProductionLocations" xlink:label="loc_swm_NumberOfProductionLocations_69C8E7D1C553573186E84EC742C57D4B" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_swm_NatureOfBusinessLineItems_7C2F223971A55948A230B4463C843035" xlink:to="loc_swm_NumberOfProductionLocations_69C8E7D1C553573186E84EC742C57D4B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EquityMethodInvestmentOwnershipPercentage" xlink:label="loc_us-gaap_EquityMethodInvestmentOwnershipPercentage_CB46B847E2485E8582FBCA0C3D5627EF" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_swm_NatureOfBusinessLineItems_7C2F223971A55948A230B4463C843035" xlink:to="loc_us-gaap_EquityMethodInvestmentOwnershipPercentage_CB46B847E2485E8582FBCA0C3D5627EF" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_NumberOfJointVentures" xlink:label="loc_swm_NumberOfJointVentures_F95D356392DF59B58F1A388D703CFBF5" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_swm_NatureOfBusinessLineItems_7C2F223971A55948A230B4463C843035" xlink:to="loc_swm_NumberOfJointVentures_F95D356392DF59B58F1A388D703CFBF5" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.swmintl.com/role/GeneralPolicies" xlink:type="extended" />
  <definitionLink xlink:role="http://www.swmintl.com/role/Goodwill" xlink:type="extended" />
  <definitionLink xlink:role="http://www.swmintl.com/role/GoodwillCarryingAmountOfGoodwillBySegmentDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_GoodwillLineItems" xlink:label="loc_us-gaap_GoodwillLineItems_F65B95FC82475E35B43D0BC229550669" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfGoodwillTable" xlink:label="loc_us-gaap_ScheduleOfGoodwillTable_32D16CD0186350FA93AC74528F2ED2CE" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_GoodwillLineItems_F65B95FC82475E35B43D0BC229550669" xlink:to="loc_us-gaap_ScheduleOfGoodwillTable_32D16CD0186350FA93AC74528F2ED2CE" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_B4EFF6120F965449A603B58F6E563393" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfGoodwillTable_32D16CD0186350FA93AC74528F2ED2CE" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_B4EFF6120F965449A603B58F6E563393" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SegmentDomain" xlink:label="loc_us-gaap_SegmentDomain_5D5E5038C789ABB5060EB0F374580378_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_B4EFF6120F965449A603B58F6E563393" xlink:to="loc_us-gaap_SegmentDomain_5D5E5038C789ABB5060EB0F374580378_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SegmentDomain" xlink:label="loc_us-gaap_SegmentDomain_CC4A8D0833425B679E162329AFB6EFFB" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_B4EFF6120F965449A603B58F6E563393" xlink:to="loc_us-gaap_SegmentDomain_CC4A8D0833425B679E162329AFB6EFFB" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_ReconstitutedTobaccoMember" xlink:label="loc_swm_ReconstitutedTobaccoMember_0A61852AB26854B4AE8357DF449278CA" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_CC4A8D0833425B679E162329AFB6EFFB" xlink:to="loc_swm_ReconstitutedTobaccoMember_0A61852AB26854B4AE8357DF449278CA" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_FiltrationSegmentMember" xlink:label="loc_swm_FiltrationSegmentMember_0C05841C66A25825B7909660CF08EBB1" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_CC4A8D0833425B679E162329AFB6EFFB" xlink:to="loc_swm_FiltrationSegmentMember_0C05841C66A25825B7909660CF08EBB1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_GoodwillRollForward" xlink:label="loc_us-gaap_GoodwillRollForward_7F3331F1602B557987A005F4B6D85614" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_GoodwillLineItems_F65B95FC82475E35B43D0BC229550669" xlink:to="loc_us-gaap_GoodwillRollForward_7F3331F1602B557987A005F4B6D85614" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_Goodwill" xlink:label="loc_us-gaap_Goodwill_92CA5E6390FB59188C2E5F084EDAD33A" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_GoodwillRollForward_7F3331F1602B557987A005F4B6D85614" xlink:to="loc_us-gaap_Goodwill_92CA5E6390FB59188C2E5F084EDAD33A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_GoodwillTranslationAdjustments" xlink:label="loc_us-gaap_GoodwillTranslationAdjustments_EF041D83BCF15F30981172841C45F4B5" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_GoodwillRollForward_7F3331F1602B557987A005F4B6D85614" xlink:to="loc_us-gaap_GoodwillTranslationAdjustments_EF041D83BCF15F30981172841C45F4B5" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.swmintl.com/role/GoodwillTables" xlink:type="extended" />
  <definitionLink xlink:role="http://www.swmintl.com/role/IncomeTaxes" xlink:type="extended" />
  <definitionLink xlink:role="http://www.swmintl.com/role/IncomeTaxesTables" xlink:type="extended" />
  <definitionLink xlink:role="http://www.swmintl.com/role/IntangibleAssets" xlink:type="extended" />
  <definitionLink xlink:role="http://www.swmintl.com/role/IntangibleAssetsDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsLineItems" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_F8B1041993DD5DCCB5A8E021AE8E5712" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable" xlink:label="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_F8471A9A99FC5C24A14B0DD595676E9D" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_F8B1041993DD5DCCB5A8E021AE8E5712" xlink:to="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_F8471A9A99FC5C24A14B0DD595676E9D" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_C2CE10DA7D9558BBBB50DF8CFF7E011C" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_F8471A9A99FC5C24A14B0DD595676E9D" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_C2CE10DA7D9558BBBB50DF8CFF7E011C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_DFE4BDCC3480686E23B1F99182325CD1_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_C2CE10DA7D9558BBBB50DF8CFF7E011C" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_DFE4BDCC3480686E23B1F99182325CD1_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_DA9EB24907085E3E956BFA9131F80FE7" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_C2CE10DA7D9558BBBB50DF8CFF7E011C" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_DA9EB24907085E3E956BFA9131F80FE7" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_CustomerRelatedIntangiblesMember" xlink:label="loc_swm_CustomerRelatedIntangiblesMember_67A22B0C208A51CD807852F7F8D3C320" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_DA9EB24907085E3E956BFA9131F80FE7" xlink:to="loc_swm_CustomerRelatedIntangiblesMember_67A22B0C208A51CD807852F7F8D3C320" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CustomerRelationshipsMember" xlink:label="loc_us-gaap_CustomerRelationshipsMember_F351741963235991913EDDE93E8031BA" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_DA9EB24907085E3E956BFA9131F80FE7" xlink:to="loc_us-gaap_CustomerRelationshipsMember_F351741963235991913EDDE93E8031BA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DevelopedTechnologyRightsMember" xlink:label="loc_us-gaap_DevelopedTechnologyRightsMember_0152DC57CE1D586C90FCB7CA6A8F276C" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_DA9EB24907085E3E956BFA9131F80FE7" xlink:to="loc_us-gaap_DevelopedTechnologyRightsMember_0152DC57CE1D586C90FCB7CA6A8F276C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CustomerContractsMember" xlink:label="loc_us-gaap_CustomerContractsMember_2D9FF229FADE530DA849CFA80F247E7B" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_DA9EB24907085E3E956BFA9131F80FE7" xlink:to="loc_us-gaap_CustomerContractsMember_2D9FF229FADE530DA849CFA80F247E7B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PatentsMember" xlink:label="loc_us-gaap_PatentsMember_E8FB0F1D407C5FB7B688061CDC492209" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_DA9EB24907085E3E956BFA9131F80FE7" xlink:to="loc_us-gaap_PatentsMember_E8FB0F1D407C5FB7B688061CDC492209" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_D952F3516B76554D981BEAEF81D0FF70" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_F8471A9A99FC5C24A14B0DD595676E9D" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_D952F3516B76554D981BEAEF81D0FF70" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SegmentDomain" xlink:label="loc_us-gaap_SegmentDomain_F6F67BBC4B6CC2EE344DF9918232715A_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_D952F3516B76554D981BEAEF81D0FF70" xlink:to="loc_us-gaap_SegmentDomain_F6F67BBC4B6CC2EE344DF9918232715A_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SegmentDomain" xlink:label="loc_us-gaap_SegmentDomain_73EBB4772405573E9901116C8ED9A755" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_D952F3516B76554D981BEAEF81D0FF70" xlink:to="loc_us-gaap_SegmentDomain_73EBB4772405573E9901116C8ED9A755" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_ReconstitutedTobaccoMember" xlink:label="loc_swm_ReconstitutedTobaccoMember_ADDE439961BD5F6C83A32E1C021F9ADF" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_73EBB4772405573E9901116C8ED9A755" xlink:to="loc_swm_ReconstitutedTobaccoMember_ADDE439961BD5F6C83A32E1C021F9ADF" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_FiltrationSegmentMember" xlink:label="loc_swm_FiltrationSegmentMember_98B62AA51B4B597B9E5D34CA26664B60" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_73EBB4772405573E9901116C8ED9A755" xlink:to="loc_swm_FiltrationSegmentMember_98B62AA51B4B597B9E5D34CA26664B60" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsGross" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsGross_2B48078A73F35DB9BE734EF7B4334CD5" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_F8B1041993DD5DCCB5A8E021AE8E5712" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsGross_2B48078A73F35DB9BE734EF7B4334CD5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_0FA63D9BC4735092A6ADD7194FD43A31" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_F8B1041993DD5DCCB5A8E021AE8E5712" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_0FA63D9BC4735092A6ADD7194FD43A31" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_TranslationAdjustmentFunctionalToReportingCurrencyNetOfTax" xlink:label="loc_us-gaap_TranslationAdjustmentFunctionalToReportingCurrencyNetOfTax_44456FD48820501A885B8278AE278AC9" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_F8B1041993DD5DCCB5A8E021AE8E5712" xlink:to="loc_us-gaap_TranslationAdjustmentFunctionalToReportingCurrencyNetOfTax_44456FD48820501A885B8278AE278AC9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsNet" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_0ABF41A1203F5DB4BB458750E2AFFEBB" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_F8B1041993DD5DCCB5A8E021AE8E5712" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsNet_0ABF41A1203F5DB4BB458750E2AFFEBB" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AmortizationOfIntangibleAssets" xlink:label="loc_us-gaap_AmortizationOfIntangibleAssets_9F872599AB9E584D9CE7AD72A3B4B806" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_F8B1041993DD5DCCB5A8E021AE8E5712" xlink:to="loc_us-gaap_AmortizationOfIntangibleAssets_9F872599AB9E584D9CE7AD72A3B4B806" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_9DE216BDB3EE54F6BD9F1DC27722F2C8" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_F8B1041993DD5DCCB5A8E021AE8E5712" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_9DE216BDB3EE54F6BD9F1DC27722F2C8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_9067A2D8566B5A45BCDFE2CB7FCF3875" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_9DE216BDB3EE54F6BD9F1DC27722F2C8" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_9067A2D8566B5A45BCDFE2CB7FCF3875" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_FC45011985155A7E847C7F3286C89D30" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_9DE216BDB3EE54F6BD9F1DC27722F2C8" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_FC45011985155A7E847C7F3286C89D30" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_C39A0EF8C0BD592FB2F7EC2C3A24E258" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_9DE216BDB3EE54F6BD9F1DC27722F2C8" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_C39A0EF8C0BD592FB2F7EC2C3A24E258" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_E6C300E9B1C354B88FF9E42D1DE49E48" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_9DE216BDB3EE54F6BD9F1DC27722F2C8" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_E6C300E9B1C354B88FF9E42D1DE49E48" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_7426DBA3A8B15B0982354DCCD553FAD3" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_9DE216BDB3EE54F6BD9F1DC27722F2C8" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_7426DBA3A8B15B0982354DCCD553FAD3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock" xlink:label="loc_us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_609E6D315DF85105B035F41224CBF63C" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_F8B1041993DD5DCCB5A8E021AE8E5712" xlink:to="loc_us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock_609E6D315DF85105B035F41224CBF63C" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_Finitelivedintangibleassetsfutureamortizationperiod" xlink:label="loc_swm_Finitelivedintangibleassetsfutureamortizationperiod_2ACCCB3CCB2452F29BE64A0A1F711BC3" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_F8B1041993DD5DCCB5A8E021AE8E5712" xlink:to="loc_swm_Finitelivedintangibleassetsfutureamortizationperiod_2ACCCB3CCB2452F29BE64A0A1F711BC3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassLineItems" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassLineItems_54F5F9B57EBF5240B0B2B6F83420D3FD" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfIndefiniteLivedIntangibleAssetsTable" xlink:label="loc_us-gaap_ScheduleOfIndefiniteLivedIntangibleAssetsTable_0A9D61C59A9D553287EB20FFB51824B3" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassLineItems_54F5F9B57EBF5240B0B2B6F83420D3FD" xlink:to="loc_us-gaap_ScheduleOfIndefiniteLivedIntangibleAssetsTable_0A9D61C59A9D553287EB20FFB51824B3" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_FF3DBE66B9065604A1CC72D8CB23BC12" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfIndefiniteLivedIntangibleAssetsTable_0A9D61C59A9D553287EB20FFB51824B3" xlink:to="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_FF3DBE66B9065604A1CC72D8CB23BC12" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_DA4FD922DAACFB60A8C0F99182321221_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_FF3DBE66B9065604A1CC72D8CB23BC12" xlink:to="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_DA4FD922DAACFB60A8C0F99182321221_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_4ED168DEBD8253899C742AB80650B3B5" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis_FF3DBE66B9065604A1CC72D8CB23BC12" xlink:to="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_4ED168DEBD8253899C742AB80650B3B5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_TradeNamesMember" xlink:label="loc_us-gaap_TradeNamesMember_4DFCEA8ADADE53C5B89BFC5307AE6604" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsMajorClassNameDomain_4ED168DEBD8253899C742AB80650B3B5" xlink:to="loc_us-gaap_TradeNamesMember_4DFCEA8ADADE53C5B89BFC5307AE6604" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_20C412212E1554BDB9832B3241A0A81D" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfIndefiniteLivedIntangibleAssetsTable_0A9D61C59A9D553287EB20FFB51824B3" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_20C412212E1554BDB9832B3241A0A81D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_56C10794B48A57ACBF52F4DC24524DF2" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassLineItems_54F5F9B57EBF5240B0B2B6F83420D3FD" xlink:to="loc_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_56C10794B48A57ACBF52F4DC24524DF2" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.swmintl.com/role/IntangibleAssetsTables" xlink:type="extended" />
  <definitionLink xlink:role="http://www.swmintl.com/role/Inventories" xlink:type="extended" />
  <definitionLink xlink:role="http://www.swmintl.com/role/InventoriesDetails" xlink:type="extended" />
  <definitionLink xlink:role="http://www.swmintl.com/role/InventoriesTables" xlink:type="extended" />
  <definitionLink xlink:role="http://www.swmintl.com/role/NetIncomePerShare" xlink:type="extended" />
  <definitionLink xlink:role="http://www.swmintl.com/role/NetIncomePerShareDetails" xlink:type="extended" />
  <definitionLink xlink:role="http://www.swmintl.com/role/NetIncomePerSharetables" xlink:type="extended" />
  <definitionLink xlink:role="http://www.swmintl.com/role/NetPensionBenefitCostsDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems" xlink:label="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems_312A34211E145191AB92343CDD272CE7" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansDisclosuresTable" xlink:label="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansDisclosuresTable_3C1A6004250A538A87A57D3996C3F164" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems_312A34211E145191AB92343CDD272CE7" xlink:to="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansDisclosuresTable_3C1A6004250A538A87A57D3996C3F164" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis" xlink:label="loc_us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis_4DCB1BF6C0355C6399E5ECA267CD208C" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansDisclosuresTable_3C1A6004250A538A87A57D3996C3F164" xlink:to="loc_us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis_4DCB1BF6C0355C6399E5ECA267CD208C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DefinedBenefitPlansDomain" xlink:label="loc_us-gaap_DefinedBenefitPlansDomain_A47C8621DECB58ECE1769CAE105E4F59_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis_4DCB1BF6C0355C6399E5ECA267CD208C" xlink:to="loc_us-gaap_DefinedBenefitPlansDomain_A47C8621DECB58ECE1769CAE105E4F59_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DefinedBenefitPlansDomain" xlink:label="loc_us-gaap_DefinedBenefitPlansDomain_A428C42E0384532396301E0B9091FB47" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DefinedBenefitPlansDisclosuresDefinedBenefitPlansAxis_4DCB1BF6C0355C6399E5ECA267CD208C" xlink:to="loc_us-gaap_DefinedBenefitPlansDomain_A428C42E0384532396301E0B9091FB47" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_UnitedStatesPensionPlansOfUSEntityDefinedBenefitMember" xlink:label="loc_us-gaap_UnitedStatesPensionPlansOfUSEntityDefinedBenefitMember_C96973D1C1F1559BA540140153710C3F" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlansDomain_A428C42E0384532396301E0B9091FB47" xlink:to="loc_us-gaap_UnitedStatesPensionPlansOfUSEntityDefinedBenefitMember_C96973D1C1F1559BA540140153710C3F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ForeignPensionPlansDefinedBenefitMember" xlink:label="loc_us-gaap_ForeignPensionPlansDefinedBenefitMember_863FB369CFA55BA3BDCFA094E12AB72E" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlansDomain_A428C42E0384532396301E0B9091FB47" xlink:to="loc_us-gaap_ForeignPensionPlansDefinedBenefitMember_863FB369CFA55BA3BDCFA094E12AB72E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_UnitedStatesPostretirementBenefitPlansOfUSEntityDefinedBenefitMember" xlink:label="loc_us-gaap_UnitedStatesPostretirementBenefitPlansOfUSEntityDefinedBenefitMember_4FAC1A8C00BD51BD99C6962318DAE63A" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlansDomain_A428C42E0384532396301E0B9091FB47" xlink:to="loc_us-gaap_UnitedStatesPostretirementBenefitPlansOfUSEntityDefinedBenefitMember_4FAC1A8C00BD51BD99C6962318DAE63A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DefinedBenefitPlanServiceCost" xlink:label="loc_us-gaap_DefinedBenefitPlanServiceCost_5028248690D2530C970198D8C885C748" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems_312A34211E145191AB92343CDD272CE7" xlink:to="loc_us-gaap_DefinedBenefitPlanServiceCost_5028248690D2530C970198D8C885C748" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DefinedBenefitPlanInterestCost" xlink:label="loc_us-gaap_DefinedBenefitPlanInterestCost_9026F1EEB09057259FF5A7769BC6F586" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems_312A34211E145191AB92343CDD272CE7" xlink:to="loc_us-gaap_DefinedBenefitPlanInterestCost_9026F1EEB09057259FF5A7769BC6F586" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets" xlink:label="loc_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets_450E82D2DCED56A9BDE676582A6DC753" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems_312A34211E145191AB92343CDD272CE7" xlink:to="loc_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets_450E82D2DCED56A9BDE676582A6DC753" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses" xlink:label="loc_us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses_3D2BD26EC2F75CD5B696C65B1D4195E4" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems_312A34211E145191AB92343CDD272CE7" xlink:to="loc_us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses_3D2BD26EC2F75CD5B696C65B1D4195E4" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost" xlink:label="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_26C676FA358753BCA964DDAACBB902CF" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems_312A34211E145191AB92343CDD272CE7" xlink:to="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_26C676FA358753BCA964DDAACBB902CF" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DefinedBenefitPlanAmountToBeAmortizedFromAccumulatedOtherComprehensiveIncomeLossNextFiscalYear" xlink:label="loc_us-gaap_DefinedBenefitPlanAmountToBeAmortizedFromAccumulatedOtherComprehensiveIncomeLossNextFiscalYear_3A06BD2284B25CF5887D3D9533592B05" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems_312A34211E145191AB92343CDD272CE7" xlink:to="loc_us-gaap_DefinedBenefitPlanAmountToBeAmortizedFromAccumulatedOtherComprehensiveIncomeLossNextFiscalYear_3A06BD2284B25CF5887D3D9533592B05" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.swmintl.com/role/OtherComprehensiveIncome" xlink:type="extended" />
  <definitionLink xlink:role="http://www.swmintl.com/role/OtherComprehensiveIncomeTables" xlink:type="extended" />
  <definitionLink xlink:role="http://www.swmintl.com/role/PostretirementAndOtherBenefits" xlink:type="extended" />
  <definitionLink xlink:role="http://www.swmintl.com/role/PostretirementAndOtherBenefitsPensionAndOpebBenefitsTables" xlink:type="extended" />
  <definitionLink xlink:role="http://www.swmintl.com/role/ReconciliationOfIncomeTaxRateDetails" xlink:type="extended" />
  <definitionLink xlink:role="http://www.swmintl.com/role/RestructuringActivities" xlink:type="extended" />
  <definitionLink xlink:role="http://www.swmintl.com/role/RestructuringActivitiesDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RestructuringCostAndReserveLineItems" xlink:label="loc_us-gaap_RestructuringCostAndReserveLineItems_D960CD28836B5F7222F86BC1849E376C" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfRestructuringAndRelatedCostsTable" xlink:label="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_3E53253413A80B88C1A76BC1849E74F8" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_D960CD28836B5F7222F86BC1849E376C" xlink:to="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_3E53253413A80B88C1A76BC1849E74F8" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_925E50F05E04535D31666BC1849E39F1" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_3E53253413A80B88C1A76BC1849E74F8" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_925E50F05E04535D31666BC1849E39F1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SegmentDomain" xlink:label="loc_us-gaap_SegmentDomain_90F15BA65894978713E86BC1849EF8BB_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_925E50F05E04535D31666BC1849E39F1" xlink:to="loc_us-gaap_SegmentDomain_90F15BA65894978713E86BC1849EF8BB_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SegmentDomain" xlink:label="loc_us-gaap_SegmentDomain_90F15BA65894978713E86BC1849EF8BB" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_925E50F05E04535D31666BC1849E39F1" xlink:to="loc_us-gaap_SegmentDomain_90F15BA65894978713E86BC1849EF8BB" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_PaperSegmentMember" xlink:label="loc_swm_PaperSegmentMember_D390040020B94432D4AE6BC1849EB158" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_90F15BA65894978713E86BC1849EF8BB" xlink:to="loc_swm_PaperSegmentMember_D390040020B94432D4AE6BC1849EB158" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_ReconstitutedTobaccoMember" xlink:label="loc_swm_ReconstitutedTobaccoMember_65DD54314091D38A9C376BC1849E732E" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_90F15BA65894978713E86BC1849EF8BB" xlink:to="loc_swm_ReconstitutedTobaccoMember_65DD54314091D38A9C376BC1849E732E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CorporateNonSegmentMember" xlink:label="loc_us-gaap_CorporateNonSegmentMember_E5DD9083476C8255F7CE6BC1849E526F" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_90F15BA65894978713E86BC1849EF8BB" xlink:to="loc_us-gaap_CorporateNonSegmentMember_E5DD9083476C8255F7CE6BC1849E526F" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_FiltrationSegmentMember" xlink:label="loc_swm_FiltrationSegmentMember_FCB6B3A15F3A23250F3A6BC1849E425E" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_90F15BA65894978713E86BC1849EF8BB" xlink:to="loc_swm_FiltrationSegmentMember_FCB6B3A15F3A23250F3A6BC1849E425E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AssetImpairmentCharges" xlink:label="loc_us-gaap_AssetImpairmentCharges_F705DC5E2269F7A57A2C6BC1849E04E9" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_D960CD28836B5F7222F86BC1849E376C" xlink:to="loc_us-gaap_AssetImpairmentCharges_F705DC5E2269F7A57A2C6BC1849E04E9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RestructuringSettlementAndImpairmentProvisions" xlink:label="loc_us-gaap_RestructuringSettlementAndImpairmentProvisions_AB4B89378D41EE129DFB6BC1849EB998" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_D960CD28836B5F7222F86BC1849E376C" xlink:to="loc_us-gaap_RestructuringSettlementAndImpairmentProvisions_AB4B89378D41EE129DFB6BC1849EB998" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RestructuringReserveRollForward" xlink:label="loc_us-gaap_RestructuringReserveRollForward_8BFAE3EC081ED275EAEC6BC1849EEACB" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_D960CD28836B5F7222F86BC1849E376C" xlink:to="loc_us-gaap_RestructuringReserveRollForward_8BFAE3EC081ED275EAEC6BC1849EEACB" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RestructuringReserve" xlink:label="loc_us-gaap_RestructuringReserve_95B5D82011F4635936CD6BC1849E949A" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringReserveRollForward_8BFAE3EC081ED275EAEC6BC1849EEACB" xlink:to="loc_us-gaap_RestructuringReserve_95B5D82011F4635936CD6BC1849E949A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RestructuringCharges" xlink:label="loc_us-gaap_RestructuringCharges_5AE792EAF9B61C6701846BC1849E0AE3" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringReserveRollForward_8BFAE3EC081ED275EAEC6BC1849EEACB" xlink:to="loc_us-gaap_RestructuringCharges_5AE792EAF9B61C6701846BC1849E0AE3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PaymentsForRestructuring" xlink:label="loc_us-gaap_PaymentsForRestructuring_5AC3F966AC8E3B8159A66BC1849ED711" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringReserveRollForward_8BFAE3EC081ED275EAEC6BC1849EEACB" xlink:to="loc_us-gaap_PaymentsForRestructuring_5AC3F966AC8E3B8159A66BC1849ED711" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RestructuringReserveTranslationAdjustment" xlink:label="loc_us-gaap_RestructuringReserveTranslationAdjustment_31DD907DEC1D47123A6E6BC1849EC5C7" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringReserveRollForward_8BFAE3EC081ED275EAEC6BC1849EEACB" xlink:to="loc_us-gaap_RestructuringReserveTranslationAdjustment_31DD907DEC1D47123A6E6BC1849EC5C7" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.swmintl.com/role/RestructuringActivitiesTables" xlink:type="extended" />
  <definitionLink xlink:role="http://www.swmintl.com/role/SegmentInformation" xlink:type="extended" />
  <definitionLink xlink:role="http://www.swmintl.com/role/SegmentInformationDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SegmentReportingInformationLineItems" xlink:label="loc_us-gaap_SegmentReportingInformationLineItems_0738E2C072375706AF5D095F549E2B2C" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable" xlink:label="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_CB692CC68969518CACE13875DAB8CFCB" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_0738E2C072375706AF5D095F549E2B2C" xlink:to="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_CB692CC68969518CACE13875DAB8CFCB" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_81C156AD9C35517BB9F430DE0CF1201B" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_CB692CC68969518CACE13875DAB8CFCB" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_81C156AD9C35517BB9F430DE0CF1201B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SegmentDomain" xlink:label="loc_us-gaap_SegmentDomain_82B075D9CD856BBE7B74F97CEF440F77_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_81C156AD9C35517BB9F430DE0CF1201B" xlink:to="loc_us-gaap_SegmentDomain_82B075D9CD856BBE7B74F97CEF440F77_A6408101747A55FBA5AC533ECEB74B2E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SegmentDomain" xlink:label="loc_us-gaap_SegmentDomain_4DC18FCFEA025734BC86CAE958CADC97" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_81C156AD9C35517BB9F430DE0CF1201B" xlink:to="loc_us-gaap_SegmentDomain_4DC18FCFEA025734BC86CAE958CADC97" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_PaperSegmentMember" xlink:label="loc_swm_PaperSegmentMember_600EFB690F4654C59511CA6532D2D0EB" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_4DC18FCFEA025734BC86CAE958CADC97" xlink:to="loc_swm_PaperSegmentMember_600EFB690F4654C59511CA6532D2D0EB" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_ReconstitutedTobaccoMember" xlink:label="loc_swm_ReconstitutedTobaccoMember_FEBB88DA39275D38875895942DEF5598" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_4DC18FCFEA025734BC86CAE958CADC97" xlink:to="loc_swm_ReconstitutedTobaccoMember_FEBB88DA39275D38875895942DEF5598" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_FiltrationSegmentMember" xlink:label="loc_swm_FiltrationSegmentMember_B69BB6E25B77535ABB395E785BB9D9FB" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_4DC18FCFEA025734BC86CAE958CADC97" xlink:to="loc_swm_FiltrationSegmentMember_B69BB6E25B77535ABB395E785BB9D9FB" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_MaterialReconcilingItemsMember" xlink:label="loc_us-gaap_MaterialReconcilingItemsMember_6A986437F0595FA3BE49646958EC9C80" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_4DC18FCFEA025734BC86CAE958CADC97" xlink:to="loc_us-gaap_MaterialReconcilingItemsMember_6A986437F0595FA3BE49646958EC9C80" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NumberOfOperatingSegments" xlink:label="loc_us-gaap_NumberOfOperatingSegments_30A7B17679B45EF39F0A30B3D4A08EAD" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_0738E2C072375706AF5D095F549E2B2C" xlink:to="loc_us-gaap_NumberOfOperatingSegments_30A7B17679B45EF39F0A30B3D4A08EAD" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NumberOfReportableSegments" xlink:label="loc_us-gaap_NumberOfReportableSegments_5448E97F057D54EF9B79AB02F1524E50" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_0738E2C072375706AF5D095F549E2B2C" xlink:to="loc_us-gaap_NumberOfReportableSegments_5448E97F057D54EF9B79AB02F1524E50" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_SegmentNetSalesAbstract" xlink:label="loc_swm_SegmentNetSalesAbstract_1A36CC1201315D96A27E4D997E93E015" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_0738E2C072375706AF5D095F549E2B2C" xlink:to="loc_swm_SegmentNetSalesAbstract_1A36CC1201315D96A27E4D997E93E015" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SalesRevenueGoodsNet" xlink:label="loc_us-gaap_SalesRevenueGoodsNet_9F803FC4701A552F9635791C1A93C619" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_swm_SegmentNetSalesAbstract_1A36CC1201315D96A27E4D997E93E015" xlink:to="loc_us-gaap_SalesRevenueGoodsNet_9F803FC4701A552F9635791C1A93C619" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_SalesRevenueNetPercentage" xlink:label="loc_swm_SalesRevenueNetPercentage_094F6182250950E8A9FB522C534ABBAF" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_swm_SegmentNetSalesAbstract_1A36CC1201315D96A27E4D997E93E015" xlink:to="loc_swm_SalesRevenueNetPercentage_094F6182250950E8A9FB522C534ABBAF" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_SegmentOperatingProfitAbstract" xlink:label="loc_swm_SegmentOperatingProfitAbstract_7143FD346C285EBC93CC0F556B43D374" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_0738E2C072375706AF5D095F549E2B2C" xlink:to="loc_swm_SegmentOperatingProfitAbstract_7143FD346C285EBC93CC0F556B43D374" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="loc_us-gaap_OperatingIncomeLoss_DF04A95C3A405D999F55714DC2F52DBF" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_swm_SegmentOperatingProfitAbstract_7143FD346C285EBC93CC0F556B43D374" xlink:to="loc_us-gaap_OperatingIncomeLoss_DF04A95C3A405D999F55714DC2F52DBF" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_OperatingProfitPercentage" xlink:label="loc_swm_OperatingProfitPercentage_6A2A623A80EE5D6FB66D222DFA088BA0" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_swm_SegmentOperatingProfitAbstract_7143FD346C285EBC93CC0F556B43D374" xlink:to="loc_swm_OperatingProfitPercentage_6A2A623A80EE5D6FB66D222DFA088BA0" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.swmintl.com/role/SegmentInformationTables" xlink:type="extended" />
  <definitionLink xlink:role="http://www.swmintl.com/role/SubsequentEventsDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SubsequentEventLineItems" xlink:label="loc_us-gaap_SubsequentEventLineItems_6C47C2D316B627BB0B9FD34792D1A140" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SubsequentEventTable" xlink:label="loc_us-gaap_SubsequentEventTable_EA76D1AA63A1598926B6D34792CF4349" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_SubsequentEventLineItems_6C47C2D316B627BB0B9FD34792D1A140" xlink:to="loc_us-gaap_SubsequentEventTable_EA76D1AA63A1598926B6D34792CF4349" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_VariableRateAxis" xlink:label="loc_us-gaap_VariableRateAxis_9DAF11E527529BCFE0FBD34792CF7930" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_SubsequentEventTable_EA76D1AA63A1598926B6D34792CF4349" xlink:to="loc_us-gaap_VariableRateAxis_9DAF11E527529BCFE0FBD34792CF7930" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_VariableRateDomain" xlink:label="loc_us-gaap_VariableRateDomain_45A83201A00301AD3184D34792D09A7A_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_VariableRateAxis_9DAF11E527529BCFE0FBD34792CF7930" xlink:to="loc_us-gaap_VariableRateDomain_45A83201A00301AD3184D34792D09A7A_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_VariableRateDomain" xlink:label="loc_us-gaap_VariableRateDomain_45A83201A00301AD3184D34792D09A7A" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_VariableRateAxis_9DAF11E527529BCFE0FBD34792CF7930" xlink:to="loc_us-gaap_VariableRateDomain_45A83201A00301AD3184D34792D09A7A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BaseRateMember" xlink:label="loc_us-gaap_BaseRateMember_FA40389A76C1229E228BD34792D06B32" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableRateDomain_45A83201A00301AD3184D34792D09A7A" xlink:to="loc_us-gaap_BaseRateMember_FA40389A76C1229E228BD34792D06B32" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LondonInterbankOfferedRateLIBORMember" xlink:label="loc_us-gaap_LondonInterbankOfferedRateLIBORMember_6690CAB3872B609532F0D34792D09364" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableRateDomain_45A83201A00301AD3184D34792D09A7A" xlink:to="loc_us-gaap_LondonInterbankOfferedRateLIBORMember_6690CAB3872B609532F0D34792D09364" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LongtermDebtTypeAxis" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_BFC4E98EA2220920E652D34792D001EA" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_SubsequentEventTable_EA76D1AA63A1598926B6D34792CF4349" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_BFC4E98EA2220920E652D34792D001EA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_99A7C6E52D3F521F012BD34792D145DC_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_BFC4E98EA2220920E652D34792D001EA" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_99A7C6E52D3F521F012BD34792D145DC_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_99A7C6E52D3F521F012BD34792D145DC" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_BFC4E98EA2220920E652D34792D001EA" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_99A7C6E52D3F521F012BD34792D145DC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RevolvingCreditFacilityMember" xlink:label="loc_us-gaap_RevolvingCreditFacilityMember_41FE59AF764FDFABF670D34792D177BD" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_99A7C6E52D3F521F012BD34792D145DC" xlink:to="loc_us-gaap_RevolvingCreditFacilityMember_41FE59AF764FDFABF670D34792D177BD" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_TermLoanA1Member" xlink:label="loc_swm_TermLoanA1Member_44518C2C4D0E3E344057D34792D14BC0" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_99A7C6E52D3F521F012BD34792D145DC" xlink:to="loc_swm_TermLoanA1Member_44518C2C4D0E3E344057D34792D14BC0" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_TermLoanA2Member" xlink:label="loc_swm_TermLoanA2Member_B2CD717749899DEDAFE0D34792D17286" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_99A7C6E52D3F521F012BD34792D145DC" xlink:to="loc_swm_TermLoanA2Member_B2CD717749899DEDAFE0D34792D17286" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_1AEA03E122C398D0D71AD34792D14896" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_SubsequentEventTable_EA76D1AA63A1598926B6D34792CF4349" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_1AEA03E122C398D0D71AD34792D14896" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_30C66C9FD49E7E54420ED34792D190D2_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_1AEA03E122C398D0D71AD34792D14896" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_30C66C9FD49E7E54420ED34792D190D2_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_30C66C9FD49E7E54420ED34792D190D2" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_1AEA03E122C398D0D71AD34792D14896" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_30C66C9FD49E7E54420ED34792D190D2" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_ArgotecMember" xlink:label="loc_swm_ArgotecMember_258EB31458E25105F208D34792D10C75" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_30C66C9FD49E7E54420ED34792D190D2" xlink:to="loc_swm_ArgotecMember_258EB31458E25105F208D34792D10C75" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SubsequentEventTypeAxis" xlink:label="loc_us-gaap_SubsequentEventTypeAxis_80C02346C77BF8760D82D34792D1C974" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_SubsequentEventTable_EA76D1AA63A1598926B6D34792CF4349" xlink:to="loc_us-gaap_SubsequentEventTypeAxis_80C02346C77BF8760D82D34792D1C974" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SubsequentEventTypeDomain" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_1D24056FC6727FAFAC75D34792D15E28_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_80C02346C77BF8760D82D34792D1C974" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_1D24056FC6727FAFAC75D34792D15E28_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SubsequentEventTypeDomain" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_1D24056FC6727FAFAC75D34792D15E28" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_80C02346C77BF8760D82D34792D1C974" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_1D24056FC6727FAFAC75D34792D15E28" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SubsequentEventMember" xlink:label="loc_us-gaap_SubsequentEventMember_4DEE76CF285862E19DA4D34792D1D724" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsequentEventTypeDomain_1D24056FC6727FAFAC75D34792D15E28" xlink:to="loc_us-gaap_SubsequentEventMember_4DEE76CF285862E19DA4D34792D1D724" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SubsequentEventsDate" xlink:label="loc_us-gaap_SubsequentEventsDate_586B17E9983CEDBDAEE4D34792D26349" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsequentEventLineItems_6C47C2D316B627BB0B9FD34792D1A140" xlink:to="loc_us-gaap_SubsequentEventsDate_586B17E9983CEDBDAEE4D34792D26349" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesGross" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesGross_2F7A97924F1F2CE1E313D34792D28E40" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsequentEventLineItems_6C47C2D316B627BB0B9FD34792D1A140" xlink:to="loc_us-gaap_PaymentsToAcquireBusinessesGross_2F7A97924F1F2CE1E313D34792D28E40" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity" xlink:label="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_754414683934F613B32CD34792D2272C" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsequentEventLineItems_6C47C2D316B627BB0B9FD34792D1A140" xlink:to="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_754414683934F613B32CD34792D2272C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentCarryingAmount" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_0DB9A687B4917497E1E2D34792D24BFE" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsequentEventLineItems_6C47C2D316B627BB0B9FD34792D1A140" xlink:to="loc_us-gaap_DebtInstrumentCarryingAmount_0DB9A687B4917497E1E2D34792D24BFE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentMaturityDate" xlink:label="loc_us-gaap_DebtInstrumentMaturityDate_792FAFFF71135C3C9587D34792D21C1C" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsequentEventLineItems_6C47C2D316B627BB0B9FD34792D1A140" xlink:to="loc_us-gaap_DebtInstrumentMaturityDate_792FAFFF71135C3C9587D34792D21C1C" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_QuarterlyDebtAmortizationRateA2" xlink:label="loc_swm_QuarterlyDebtAmortizationRateA2_D8F10B684E125B0FE11AD34792D2EC2B" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsequentEventLineItems_6C47C2D316B627BB0B9FD34792D1A140" xlink:to="loc_swm_QuarterlyDebtAmortizationRateA2_D8F10B684E125B0FE11AD34792D2EC2B" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_QuarterlyDebtAmortizationRateA1First2Years" xlink:label="loc_swm_QuarterlyDebtAmortizationRateA1First2Years_658979409B606E382CD7D34792D34B2E" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsequentEventLineItems_6C47C2D316B627BB0B9FD34792D1A140" xlink:to="loc_swm_QuarterlyDebtAmortizationRateA1First2Years_658979409B606E382CD7D34792D34B2E" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_QuarterlyDebtAmortizationRateA1Final3Years" xlink:label="loc_swm_QuarterlyDebtAmortizationRateA1Final3Years_025850FABB867907879CD34792D3ED2E" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsequentEventLineItems_6C47C2D316B627BB0B9FD34792D1A140" xlink:to="loc_swm_QuarterlyDebtAmortizationRateA1Final3Years_025850FABB867907879CD34792D3ED2E" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_DebtInstrumentBasisSpreadOnVariableRateMinimum" xlink:label="loc_swm_DebtInstrumentBasisSpreadOnVariableRateMinimum_6A579AEC404E39EF7C7ED34792D3E45C" xlink:type="locator" />
    <definitionArc order="9" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsequentEventLineItems_6C47C2D316B627BB0B9FD34792D1A140" xlink:to="loc_swm_DebtInstrumentBasisSpreadOnVariableRateMinimum_6A579AEC404E39EF7C7ED34792D3E45C" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_DebtInstrumentBasisSpreadOnVariableRateMaximum" xlink:label="loc_swm_DebtInstrumentBasisSpreadOnVariableRateMaximum_F1A7289911B7778CB663D34792D3B891" xlink:type="locator" />
    <definitionArc order="10" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsequentEventLineItems_6C47C2D316B627BB0B9FD34792D1A140" xlink:to="loc_swm_DebtInstrumentBasisSpreadOnVariableRateMaximum_F1A7289911B7778CB663D34792D3B891" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_DebtCovenantMaximumNetDebttoEBITDARatio" xlink:label="loc_swm_DebtCovenantMaximumNetDebttoEBITDARatio_7BBB1E1FEE721957635DD34792D3CC01" xlink:type="locator" />
    <definitionArc order="11" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsequentEventLineItems_6C47C2D316B627BB0B9FD34792D1A140" xlink:to="loc_swm_DebtCovenantMaximumNetDebttoEBITDARatio_7BBB1E1FEE721957635DD34792D3CC01" xlink:type="arc" />
    <loc xlink:href="swm-20150930.xsd#swm_DebtCovenantMinimumInterestCoverageRatio" xlink:label="loc_swm_DebtCovenantMinimumInterestCoverageRatio_373A440BB670B8CFDF6BD34792D3849F" xlink:type="locator" />
    <definitionArc order="12" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsequentEventLineItems_6C47C2D316B627BB0B9FD34792D1A140" xlink:to="loc_swm_DebtCovenantMinimumInterestCoverageRatio_373A440BB670B8CFDF6BD34792D3849F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LineOfCreditFacilityFairValueOfAmountOutstanding" xlink:label="loc_us-gaap_LineOfCreditFacilityFairValueOfAmountOutstanding_1522B0435594309BFE66D348A68C874E" xlink:type="locator" />
    <definitionArc order="13" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsequentEventLineItems_6C47C2D316B627BB0B9FD34792D1A140" xlink:to="loc_us-gaap_LineOfCreditFacilityFairValueOfAmountOutstanding_1522B0435594309BFE66D348A68C874E" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.swmintl.com/role/SubsequentEventsNotes" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SubsequentEventLineItems" xlink:label="loc_us-gaap_SubsequentEventLineItems_689033A6CC41843718E9C90ACD0EF570" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SubsequentEventTable" xlink:label="loc_us-gaap_SubsequentEventTable_C1D5A94C223686A1C030C90ACD0E7CE4" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_SubsequentEventLineItems_689033A6CC41843718E9C90ACD0EF570" xlink:to="loc_us-gaap_SubsequentEventTable_C1D5A94C223686A1C030C90ACD0E7CE4" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SubsequentEventTypeAxis" xlink:label="loc_us-gaap_SubsequentEventTypeAxis_DBF87361D8DE9758DD49C90ACD0EA3EF" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_SubsequentEventTable_C1D5A94C223686A1C030C90ACD0E7CE4" xlink:to="loc_us-gaap_SubsequentEventTypeAxis_DBF87361D8DE9758DD49C90ACD0EA3EF" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SubsequentEventTypeDomain" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_3092966D7797C21ECBF2C90ACD0E402C_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_DBF87361D8DE9758DD49C90ACD0EA3EF" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_3092966D7797C21ECBF2C90ACD0E402C_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SubsequentEventTypeDomain" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_3092966D7797C21ECBF2C90ACD0E402C" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_DBF87361D8DE9758DD49C90ACD0EA3EF" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_3092966D7797C21ECBF2C90ACD0E402C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SubsequentEventMember" xlink:label="loc_us-gaap_SubsequentEventMember_3474DAB80EAC3BAAFB37C90ACD0E9D14" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsequentEventTypeDomain_3092966D7797C21ECBF2C90ACD0E402C" xlink:to="loc_us-gaap_SubsequentEventMember_3474DAB80EAC3BAAFB37C90ACD0E9D14" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SubsequentEventsTextBlock" xlink:label="loc_us-gaap_SubsequentEventsTextBlock_B815E56ECAD0160404EEC93850DEDBA2" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsequentEventLineItems_689033A6CC41843718E9C90ACD0EF570" xlink:to="loc_us-gaap_SubsequentEventsTextBlock_B815E56ECAD0160404EEC93850DEDBA2" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.swmintl.com/role/SubsequentEventsTables" xlink:type="extended" />
</linkbase>
