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  <xs:element id="slgn_FourandOneEighthPercentSeniorNotesDue2028Member" abstract="true" name="FourandOneEighthPercentSeniorNotesDue2028Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="slgn_LettersOfCreditFrontingFeePercentage" abstract="false" name="LettersOfCreditFrontingFeePercentage" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="slgn_IncrementalCommonSharesAttributableToRestrictedStockUnits" abstract="false" name="IncrementalCommonSharesAttributableToRestrictedStockUnits" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="slgn_CanadianTermLoansMember" abstract="true" name="CanadianTermLoansMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="slgn_IncomeTaxesTable" abstract="true" name="IncomeTaxesTable" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType"/>
  <xs:element id="slgn_AuditorInformationAbstract" abstract="true" name="AuditorInformationAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="slgn_OtherForeignBankRevolvingAndTermLoansMember" abstract="true" name="OtherForeignBankRevolvingAndTermLoansMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="slgn_InitialRFRMember" abstract="true" name="InitialRFRMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="slgn_DebtInstrumentRedemptionOneMonthPriorToTheParCallDateMember" abstract="true" name="DebtInstrumentRedemptionOneMonthPriorToTheParCallDateMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="slgn_BankBorrowingsUnder2021CreditAgreementMember" abstract="true" name="BankBorrowingsUnder2021CreditAgreementMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="slgn_PeriodAxis" abstract="true" name="PeriodAxis" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType"/>
  <xs:element id="slgn_EasytechClosuresSpAMember" abstract="true" name="EasytechClosuresSpAMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="slgn_DebtInstrumentOfferingPricePercentage" abstract="false" name="DebtInstrumentOfferingPricePercentage" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="slgn_USDInterestRateSwapContractTwoMember" abstract="true" name="USDInterestRateSwapContractTwoMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="slgn_ThreeandOneQuarterPercentSeniorNotesdue2025Member" abstract="true" name="ThreeandOneQuarterPercentSeniorNotesdue2025Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="slgn_LongTermDebt434and314SeniorNotesAbstract" abstract="true" name="LongTermDebt434and314SeniorNotesAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="slgn_ThreeLargestCustomersMember" abstract="true" name="ThreeLargestCustomersMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="slgn_EurocurrencyRateLoanTransitionedRFRLoansAndCDORRateLoansMember" abstract="true" name="EurocurrencyRateLoanTransitionedRFRLoansAndCDORRateLoansMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="slgn_SilganSpecialtyPackagingMember" abstract="true" name="SilganSpecialtyPackagingMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="slgn_OnePointFourPercentSeniorNotesDue2026PortionUsedToRepayTermLoanMember" abstract="true" name="OnePointFourPercentSeniorNotesDue2026PortionUsedToRepayTermLoanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="slgn_RedemptionPricePercentIfChangeinControlOccurs" abstract="false" name="RedemptionPricePercentIfChangeinControlOccurs" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="slgn_IncomeTaxesLineItems" abstract="true" name="IncomeTaxesLineItems" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="slgn_EurocurrencyRateAndTransitionedRFRRateMember" abstract="true" name="EurocurrencyRateAndTransitionedRFRRateMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="slgn_OtherCountriesMember" abstract="true" name="OtherCountriesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="slgn_BusinessCombinationNumberOfAcquisitionsDuringPeriod" abstract="false" name="BusinessCombinationNumberOfAcquisitionsDuringPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="slgn_AnnuallyThrough2040Member" abstract="true" name="AnnuallyThrough2040Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="slgn_EurocurrencyRateAndTransitionedRFRMember" abstract="true" name="EurocurrencyRateAndTransitionedRFRMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="slgn_UnitedFoodAndCommercialWorkersLocalOnePensionFundMember" abstract="true" name="UnitedFoodAndCommercialWorkersLocalOnePensionFundMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="slgn_SegmentReportingAssets" abstract="false" name="SegmentReportingAssets" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="slgn_ReductionInNumberOfSharesAvailableForGrantForEveryOneRestrictedShareOrRestrictedStockUnitAwarded" abstract="false" name="ReductionInNumberOfSharesAvailableForGrantForEveryOneRestrictedShareOrRestrictedStockUnitAwarded" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="slgn_MultiemployerPlansNumberOfAdditionalPlans" abstract="false" name="MultiemployerPlansNumberOfAdditionalPlans" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="slgn_PensionFundAllOtherMember" abstract="true" name="PensionFundAllOtherMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="slgn_DispensingAndSpecialtyClosuresMember" abstract="true" name="DispensingAndSpecialtyClosuresMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="slgn_IntangibleAssetsByMajorClassLineItems" abstract="true" name="IntangibleAssetsByMajorClassLineItems" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="slgn_PensionPlansFairValueOfInvestmentsTableTextBlock" abstract="false" name="PensionPlansFairValueOfInvestmentsTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="slgn_MultiEmployerPlansStatusFundedPercentage" abstract="false" name="MultiEmployerPlansStatusFundedPercentage" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="slgn_NumberOfIndexedFundsThatHeldAssetsInExcessOfTenPercentOfTotalPlanAsset" abstract="false" name="NumberOfIndexedFundsThatHeldAssetsInExcessOfTenPercentOfTotalPlanAsset" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="slgn_RevolvingLoansMaintainedAsEurocurrencyRateLoansTransitionedRFRLoansAndCDORRateLoansMember" abstract="true" name="RevolvingLoansMaintainedAsEurocurrencyRateLoansTransitionedRFRLoansAndCDORRateLoansMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="slgn_DebtInstrumentRedemptionPeriodPostMarch152022Member" abstract="true" name="DebtInstrumentRedemptionPeriodPostMarch152022Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="slgn_ScheduleOfRevenueAndLongLivedAssetsByGeographicLocationTableTextBlock" abstract="false" name="ScheduleOfRevenueAndLongLivedAssetsByGeographicLocationTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="slgn_TreasuryStockDomain" abstract="true" name="TreasuryStockDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="slgn_TreasuryStockIssuedDuringPeriodValueForVestedRestrictedStockNet" abstract="false" name="TreasuryStockIssuedDuringPeriodValueForVestedRestrictedStockNet" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="slgn_FacilityClosingsandRestructuringMember" abstract="true" name="FacilityClosingsandRestructuringMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="slgn_IncomeBeforeInterestandIncomeTaxes" abstract="false" name="IncomeBeforeInterestandIncomeTaxes" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="slgn_PeriodDomain" abstract="true" name="PeriodDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
</xs:schema>
