<?xml version="1.0" encoding="US-ASCII"?>
<!--XBRL Document Created with Wdesk from Workiva-->
<!-- -->
<xsd:schema attributeFormDefault="unqualified" elementFormDefault="qualified" targetNamespace="http://www.fcbanking.com/20171231" xmlns:fcf="http://www.fcbanking.com/20171231" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:nonnum="http://www.xbrl.org/dtr/type/non-numeric" xmlns:num="http://www.xbrl.org/dtr/type/numeric" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsd="http://www.w3.org/2001/XMLSchema">
  <xsd:import namespace="http://fasb.org/us-gaap/2017-01-31" schemaLocation="http://xbrl.fasb.org/us-gaap/2017/elts/us-gaap-2017-01-31.xsd" />
  <xsd:import namespace="http://fasb.org/us-roles/2017-01-31" schemaLocation="http://xbrl.fasb.org/us-gaap/2017/elts/us-roles-2017-01-31.xsd" />
  <xsd:import namespace="http://fasb.org/us-types/2017-01-31" schemaLocation="http://xbrl.fasb.org/us-gaap/2017/elts/us-types-2017-01-31.xsd" />
  <xsd:import namespace="http://www.xbrl.org/2003/instance" schemaLocation="http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd" />
  <xsd:import namespace="http://www.xbrl.org/2003/linkbase" schemaLocation="http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd" />
  <xsd:import namespace="http://www.xbrl.org/2009/arcrole/fact-explanatoryFact" schemaLocation="http://www.xbrl.org/lrr/arcrole/factExplanatory-2009-12-16.xsd" />
  <xsd:import namespace="http://www.xbrl.org/2009/role/negated" schemaLocation="http://www.xbrl.org/lrr/role/negated-2009-12-16.xsd" />
  <xsd:import namespace="http://www.xbrl.org/2009/role/net" schemaLocation="http://www.xbrl.org/lrr/role/net-2009-12-16.xsd" />
  <xsd:import namespace="http://www.xbrl.org/dtr/type/non-numeric" schemaLocation="http://www.xbrl.org/dtr/type/nonNumeric-2009-12-16.xsd" />
  <xsd:import namespace="http://www.xbrl.org/dtr/type/numeric" schemaLocation="http://www.xbrl.org/dtr/type/numeric-2009-12-16.xsd" />
  <xsd:import namespace="http://xbrl.org/2005/xbrldt" schemaLocation="http://www.xbrl.org/2005/xbrldt-2005.xsd" />
  <xsd:import namespace="http://xbrl.sec.gov/country/2017-01-31" schemaLocation="http://xbrl.sec.gov/country/2017/country-2017-01-31.xsd" />
  <xsd:import namespace="http://xbrl.sec.gov/currency/2017-01-31" schemaLocation="http://xbrl.sec.gov/currency/2017/currency-2017-01-31.xsd" />
  <xsd:import namespace="http://xbrl.sec.gov/dei/2014-01-31" schemaLocation="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd" />
  <xsd:import namespace="http://xbrl.sec.gov/exch/2017-01-31" schemaLocation="http://xbrl.sec.gov/exch/2017/exch-2017-01-31.xsd" />
  <xsd:import namespace="http://xbrl.sec.gov/invest/2013-01-31" schemaLocation="http://xbrl.sec.gov/invest/2013/invest-2013-01-31.xsd" />
  <xsd:import namespace="http://xbrl.sec.gov/naics/2017-01-31" schemaLocation="http://xbrl.sec.gov/naics/2017/naics-2017-01-31.xsd" />
  <xsd:import namespace="http://xbrl.sec.gov/sic/2011-01-31" schemaLocation="http://xbrl.sec.gov/sic/2011/sic-2011-01-31.xsd" />
  <xsd:import namespace="http://xbrl.sec.gov/stpr/2011-01-31" schemaLocation="http://xbrl.sec.gov/stpr/2011/stpr-2011-01-31.xsd" />
  <xsd:annotation>
    <xsd:appinfo>
      <link:linkbaseRef xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="fcf-20171231_cal.xml" xlink:role="http://www.xbrl.org/2003/role/calculationLinkbaseRef" xlink:type="simple" />
      <link:linkbaseRef xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="fcf-20171231_def.xml" xlink:role="http://www.xbrl.org/2003/role/definitionLinkbaseRef" xlink:type="simple" />
      <link:linkbaseRef xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="fcf-20171231_lab.xml" xlink:role="http://www.xbrl.org/2003/role/labelLinkbaseRef" xlink:type="simple" />
      <link:linkbaseRef xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="fcf-20171231_pre.xml" xlink:role="http://www.xbrl.org/2003/role/presentationLinkbaseRef" xlink:type="simple" />
      <link:roleType id="Acquisition" roleURI="http://www.fcbanking.com/role/Acquisition">
        <link:definition>2105100 - Disclosure - Acquisition</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="AcquisitionNarrativeDetails" roleURI="http://www.fcbanking.com/role/AcquisitionNarrativeDetails">
        <link:definition>2405402 - Disclosure - Acquisition - Narrative (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="AcquisitionSummaryDetails" roleURI="http://www.fcbanking.com/role/AcquisitionSummaryDetails">
        <link:definition>2405403 - Disclosure - Acquisition - Summary (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="AcquisitionTables" roleURI="http://www.fcbanking.com/role/AcquisitionTables">
        <link:definition>2305301 - Disclosure - Acquisition (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="Capital" roleURI="http://www.fcbanking.com/role/Capital">
        <link:definition>2158100 - Disclosure - Capital</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CapitalAdditionalInformationDetail" roleURI="http://www.fcbanking.com/role/CapitalAdditionalInformationDetail">
        <link:definition>2458401 - Disclosure - Capital - Additional Information (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CashAndDueFromBanks" roleURI="http://www.fcbanking.com/role/CashAndDueFromBanks">
        <link:definition>2125100 - Disclosure - Cash and Due from Banks</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CashAndDueFromBanksAdditionalInformationDetail" roleURI="http://www.fcbanking.com/role/CashAndDueFromBanksAdditionalInformationDetail">
        <link:definition>2425401 - Disclosure - Cash and Due from Banks - Additional Information (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CommitmentsAndLettersOfCredit" roleURI="http://www.fcbanking.com/role/CommitmentsAndLettersOfCredit">
        <link:definition>2141100 - Disclosure - Commitments and Letters of Credit</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CommitmentsAndLettersOfCreditAdditionalInformationDetail" roleURI="http://www.fcbanking.com/role/CommitmentsAndLettersOfCreditAdditionalInformationDetail">
        <link:definition>2441403 - Disclosure - Commitments and Letters of Credit - Additional Information (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CommitmentsAndLettersOfCreditNotionalAmountOfCommitmentsAndLetterOfCreditInstrumentsDetail" roleURI="http://www.fcbanking.com/role/CommitmentsAndLettersOfCreditNotionalAmountOfCommitmentsAndLetterOfCreditInstrumentsDetail">
        <link:definition>2441402 - Disclosure - Commitments and Letters of Credit - Notional Amount of Commitments and Letter of Credit Instruments (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CommitmentsAndLettersOfCreditTables" roleURI="http://www.fcbanking.com/role/CommitmentsAndLettersOfCreditTables">
        <link:definition>2341301 - Disclosure - Commitments and Letters of Credit (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CondensedFinancialInformationOfFirstCommonwealthFinancialCorporationParentCompanyOnly" roleURI="http://www.fcbanking.com/role/CondensedFinancialInformationOfFirstCommonwealthFinancialCorporationParentCompanyOnly">
        <link:definition>2159100 - Disclosure - Condensed Financial Information of First Commonwealth Financial Corporation (parent company only)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CondensedFinancialInformationOfFirstCommonwealthFinancialCorporationParentCompanyOnlyAdditionalInformationDetail" roleURI="http://www.fcbanking.com/role/CondensedFinancialInformationOfFirstCommonwealthFinancialCorporationParentCompanyOnlyAdditionalInformationDetail">
        <link:definition>2459405 - Disclosure - Condensed Financial Information of First Commonwealth Financial Corporation (Parent Company Only) - Additional Information (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CondensedFinancialInformationOfFirstCommonwealthFinancialCorporationParentCompanyOnlyStatementsOfCashFlowDetail" roleURI="http://www.fcbanking.com/role/CondensedFinancialInformationOfFirstCommonwealthFinancialCorporationParentCompanyOnlyStatementsOfCashFlowDetail">
        <link:definition>2459404 - Disclosure - Condensed Financial Information of First Commonwealth Financial Corporation (parent company only) - Statements of Cash Flow (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CondensedFinancialInformationOfFirstCommonwealthFinancialCorporationParentCompanyOnlyStatementsOfFinancialConditionDetail" roleURI="http://www.fcbanking.com/role/CondensedFinancialInformationOfFirstCommonwealthFinancialCorporationParentCompanyOnlyStatementsOfFinancialConditionDetail">
        <link:definition>2459402 - Disclosure - Condensed Financial Information of First Commonwealth Financial Corporation (Parent Company Only) - Statements of Financial Condition (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CondensedFinancialInformationOfFirstCommonwealthFinancialCorporationParentCompanyOnlyStatementsOfOperationsDetail" roleURI="http://www.fcbanking.com/role/CondensedFinancialInformationOfFirstCommonwealthFinancialCorporationParentCompanyOnlyStatementsOfOperationsDetail">
        <link:definition>2459403 - Disclosure - Condensed Financial Information of First Commonwealth Financial Corporation (Parent Company Only) - Statements of Operations (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CondensedFinancialInformationOfFirstCommonwealthFinancialCorporationParentCompanyOnlyTables" roleURI="http://www.fcbanking.com/role/CondensedFinancialInformationOfFirstCommonwealthFinancialCorporationParentCompanyOnlyTables">
        <link:definition>2359301 - Disclosure - Condensed Financial Information of First Commonwealth Financial Corporation (parent company only) (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ConsolidatedStatementsOfCashFlows" roleURI="http://www.fcbanking.com/role/ConsolidatedStatementsOfCashFlows">
        <link:definition>1005000 - Statement - CONSOLIDATED STATEMENTS OF CASH FLOWS</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ConsolidatedStatementsOfChangesInShareholdersEquity" roleURI="http://www.fcbanking.com/role/ConsolidatedStatementsOfChangesInShareholdersEquity">
        <link:definition>1004000 - Statement - CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ConsolidatedStatementsOfChangesInShareholdersEquityParenthetical" roleURI="http://www.fcbanking.com/role/ConsolidatedStatementsOfChangesInShareholdersEquityParenthetical">
        <link:definition>1004501 - Statement - CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' EQUITY (Parenthetical)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ConsolidatedStatementsOfComprehensiveIncome" roleURI="http://www.fcbanking.com/role/ConsolidatedStatementsOfComprehensiveIncome">
        <link:definition>1003000 - Statement - CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ConsolidatedStatementsOfFinancialCondition" roleURI="http://www.fcbanking.com/role/ConsolidatedStatementsOfFinancialCondition">
        <link:definition>1001000 - Statement - CONSOLIDATED STATEMENTS OF FINANCIAL CONDITION</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ConsolidatedStatementsOfFinancialConditionParenthetical" roleURI="http://www.fcbanking.com/role/ConsolidatedStatementsOfFinancialConditionParenthetical">
        <link:definition>1001501 - Statement - CONSOLIDATED STATEMENTS OF FINANCIAL CONDITION (Parenthetical)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ConsolidatedStatementsOfIncome" roleURI="http://www.fcbanking.com/role/ConsolidatedStatementsOfIncome">
        <link:definition>1002000 - Statement - CONSOLIDATED STATEMENTS OF INCOME</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ContingentLiabilities" roleURI="http://www.fcbanking.com/role/ContingentLiabilities">
        <link:definition>2155100 - Disclosure - Contingent Liabilities</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ContingentLiabilitiesAdditionalInformationDetail" roleURI="http://www.fcbanking.com/role/ContingentLiabilitiesAdditionalInformationDetail">
        <link:definition>2455401 - Disclosure - Contingent Liabilities - Additional Information (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="Derivatives" roleURI="http://www.fcbanking.com/role/Derivatives">
        <link:definition>2130100 - Disclosure - Derivatives</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DerivativesAdditionalInformationDetail" roleURI="http://www.fcbanking.com/role/DerivativesAdditionalInformationDetail">
        <link:definition>2430402 - Disclosure - Derivatives - Additional Information (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DerivativesCreditValueAdjustmentRecordedRelatedToNotionalAmountOfDerivativesOutstandingDetail" roleURI="http://www.fcbanking.com/role/DerivativesCreditValueAdjustmentRecordedRelatedToNotionalAmountOfDerivativesOutstandingDetail">
        <link:definition>2430403 - Disclosure - Derivatives - Credit Value Adjustment Recorded Related to Notional Amount of Derivatives Outstanding (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DerivativesScheduleOfChangeInFairValueOfDerivativeAssetsAndLiabilitiesDetail" roleURI="http://www.fcbanking.com/role/DerivativesScheduleOfChangeInFairValueOfDerivativeAssetsAndLiabilitiesDetail">
        <link:definition>2430404 - Disclosure - Derivatives - Schedule of Change in Fair Value of Derivative Assets and Liabilities (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DerivativesTables" roleURI="http://www.fcbanking.com/role/DerivativesTables">
        <link:definition>2330301 - Disclosure - Derivatives (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DocumentAndEntityInformation" roleURI="http://www.fcbanking.com/role/DocumentAndEntityInformation">
        <link:definition>0001000 - Document - Document and Entity Information</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="EarningsPerShare" roleURI="http://www.fcbanking.com/role/EarningsPerShare">
        <link:definition>2122100 - Disclosure - Earnings per Share</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="EarningsPerShareCommonStockEquivalentsNotIncludedInComputationOfDilutedEarningsPerShareDetail" roleURI="http://www.fcbanking.com/role/EarningsPerShareCommonStockEquivalentsNotIncludedInComputationOfDilutedEarningsPerShareDetail">
        <link:definition>2422403 - Disclosure - Earnings per Share - Common Stock Equivalents Not Included in Computation of Diluted Earnings Per Share (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="EarningsPerShareCompositionOfWeightedAverageCommonSharesDenominatorUsedInBasicAndDilutedEarningsPerShareDetail" roleURI="http://www.fcbanking.com/role/EarningsPerShareCompositionOfWeightedAverageCommonSharesDenominatorUsedInBasicAndDilutedEarningsPerShareDetail">
        <link:definition>2422402 - Disclosure - Earnings per Share - Composition of Weighted-Average Common Shares (Denominator) Used in Basic and Diluted Earnings Per Share (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="EarningsPerShareTables" roleURI="http://www.fcbanking.com/role/EarningsPerShareTables">
        <link:definition>2322301 - Disclosure - Earnings per Share (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="FairValuesOfAssetsAndLiabilities" roleURI="http://www.fcbanking.com/role/FairValuesOfAssetsAndLiabilities">
        <link:definition>2150100 - Disclosure - Fair Values of Assets and Liabilities</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="FairValuesOfAssetsAndLiabilitiesAdditionalInformationDetail" roleURI="http://www.fcbanking.com/role/FairValuesOfAssetsAndLiabilitiesAdditionalInformationDetail">
        <link:definition>2450402 - Disclosure - Fair Values of Assets and Liabilities - Additional Information (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="FairValuesOfAssetsAndLiabilitiesCarryingAmountsAndFairValuesOfFinancialInstrumentsDetail" roleURI="http://www.fcbanking.com/role/FairValuesOfAssetsAndLiabilitiesCarryingAmountsAndFairValuesOfFinancialInstrumentsDetail">
        <link:definition>2450407 - Disclosure - Fair Values of Assets and Liabilities - Carrying Amounts and Fair Values of Financial Instruments (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="FairValuesOfAssetsAndLiabilitiesQuantitativeInputsAndAssumptionsUsedInLevel3FairValueMeasurementsDetail" roleURI="http://www.fcbanking.com/role/FairValuesOfAssetsAndLiabilitiesQuantitativeInputsAndAssumptionsUsedInLevel3FairValueMeasurementsDetail">
        <link:definition>2450403 - Disclosure - Fair Values of Assets and Liabilities - Quantitative Inputs and Assumptions Used in Level 3 Fair Value Measurements (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="FairValuesOfAssetsAndLiabilitiesScheduleOfAssetsAndLiabilitiesMeasuredAtFairValueOnRecurringBasisDetail" roleURI="http://www.fcbanking.com/role/FairValuesOfAssetsAndLiabilitiesScheduleOfAssetsAndLiabilitiesMeasuredAtFairValueOnRecurringBasisDetail">
        <link:definition>2450404 - Disclosure - Fair Values of Assets and Liabilities - Schedule of Assets and Liabilities Measured at Fair Value on Recurring Basis (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="FairValuesOfAssetsAndLiabilitiesScheduleOfAssetsMeasuredOnNonrecurringBasisDetail" roleURI="http://www.fcbanking.com/role/FairValuesOfAssetsAndLiabilitiesScheduleOfAssetsMeasuredOnNonrecurringBasisDetail">
        <link:definition>2450406 - Disclosure - Fair Values of Assets and Liabilities - Schedule of Assets Measured on Nonrecurring Basis (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="FairValuesOfAssetsAndLiabilitiesScheduleOfChangesInLevel3AssetsAndLiabilitiesMeasuredAtFairValueOnRecurringBasisDetail" roleURI="http://www.fcbanking.com/role/FairValuesOfAssetsAndLiabilitiesScheduleOfChangesInLevel3AssetsAndLiabilitiesMeasuredAtFairValueOnRecurringBasisDetail">
        <link:definition>2450405 - Disclosure - Fair Values of Assets and Liabilities - Schedule of Changes in Level 3 Assets and Liabilities Measured at Fair Value on Recurring Basis (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="FairValuesOfAssetsAndLiabilitiesTables" roleURI="http://www.fcbanking.com/role/FairValuesOfAssetsAndLiabilitiesTables">
        <link:definition>2350301 - Disclosure - Fair Values of Assets and Liabilities (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="GoodwillAndOtherAmortizingIntangibleAssets" roleURI="http://www.fcbanking.com/role/GoodwillAndOtherAmortizingIntangibleAssets">
        <link:definition>2145100 - Disclosure - Goodwill and Other Amortizing Intangible Assets</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="GoodwillAndOtherAmortizingIntangibleAssetsAdditionalInformationDetail" roleURI="http://www.fcbanking.com/role/GoodwillAndOtherAmortizingIntangibleAssetsAdditionalInformationDetail">
        <link:definition>2445402 - Disclosure - Goodwill and Other Amortizing Intangible Assets - Additional Information (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="GoodwillAndOtherAmortizingIntangibleAssetsEstimatedAmortizationExpenseOfCoreDepositIntangiblesDetail" roleURI="http://www.fcbanking.com/role/GoodwillAndOtherAmortizingIntangibleAssetsEstimatedAmortizationExpenseOfCoreDepositIntangiblesDetail">
        <link:definition>2445404 - Disclosure - Goodwill and Other Amortizing Intangible Assets - Estimated Amortization Expense of Core Deposit Intangibles (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="GoodwillAndOtherAmortizingIntangibleAssetsSummarizedOtherIntangibleAssetsDetail" roleURI="http://www.fcbanking.com/role/GoodwillAndOtherAmortizingIntangibleAssetsSummarizedOtherIntangibleAssetsDetail">
        <link:definition>2445403 - Disclosure - Goodwill and Other Amortizing Intangible Assets - Summarized Other Intangible Assets (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="GoodwillAndOtherAmortizingIntangibleAssetsTables" roleURI="http://www.fcbanking.com/role/GoodwillAndOtherAmortizingIntangibleAssetsTables">
        <link:definition>2345301 - Disclosure - Goodwill and Other Amortizing Intangible Assets (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ImpairmentOfInvestmentSecurities" roleURI="http://www.fcbanking.com/role/ImpairmentOfInvestmentSecurities">
        <link:definition>2135100 - Disclosure - Impairment of Investment Securities</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ImpairmentOfInvestmentSecuritiesAdditionalInformationDetail" roleURI="http://www.fcbanking.com/role/ImpairmentOfInvestmentSecuritiesAdditionalInformationDetail">
        <link:definition>2435402 - Disclosure - Impairment of Investment Securities - Additional Information (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ImpairmentOfInvestmentSecuritiesCumulativeRollForwardOfCreditLossesRecognizedInEarningsForDebtSecuritiesHeldAndNotIntendedToBeSoldDetail" roleURI="http://www.fcbanking.com/role/ImpairmentOfInvestmentSecuritiesCumulativeRollForwardOfCreditLossesRecognizedInEarningsForDebtSecuritiesHeldAndNotIntendedToBeSoldDetail">
        <link:definition>2435405 - Disclosure - Impairment of Investment Securities - Cumulative Roll Forward of Credit Losses Recognized in Earnings for Debt Securities Held and Not Intended to be Sold (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ImpairmentOfInvestmentSecuritiesPooledTrustPreferredCollateralizedDebtObligationsDetail" roleURI="http://www.fcbanking.com/role/ImpairmentOfInvestmentSecuritiesPooledTrustPreferredCollateralizedDebtObligationsDetail">
        <link:definition>2435404 - Disclosure - Impairment of Investment Securities - Pooled Trust Preferred Collateralized Debt Obligations (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ImpairmentOfInvestmentSecuritiesScheduleOfUnrealizedLossesAndEstimatedFairValuesDetail" roleURI="http://www.fcbanking.com/role/ImpairmentOfInvestmentSecuritiesScheduleOfUnrealizedLossesAndEstimatedFairValuesDetail">
        <link:definition>2435403 - Disclosure - Impairment of Investment Securities - Schedule of Unrealized Losses and Estimated Fair Values (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ImpairmentOfInvestmentSecuritiesTables" roleURI="http://www.fcbanking.com/role/ImpairmentOfInvestmentSecuritiesTables">
        <link:definition>2335301 - Disclosure - Impairment of Investment Securities (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="IncentiveCompensationPlan" roleURI="http://www.fcbanking.com/role/IncentiveCompensationPlan">
        <link:definition>2154100 - Disclosure - Incentive Compensation Plan</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="IncentiveCompensationPlanAdditionalInformationDetail" roleURI="http://www.fcbanking.com/role/IncentiveCompensationPlanAdditionalInformationDetail">
        <link:definition>2454402 - Disclosure - Incentive Compensation Plan - Additional Information (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="IncentiveCompensationPlanIncentiveCompensationPlanRestrictedStockAwardsEstimatedToBeGrantedOnPerformanceAwardDetails" roleURI="http://www.fcbanking.com/role/IncentiveCompensationPlanIncentiveCompensationPlanRestrictedStockAwardsEstimatedToBeGrantedOnPerformanceAwardDetails">
        <link:definition>2454404 - Disclosure - Incentive Compensation Plan Incentive Compensation Plan - Restricted Stock Awards Estimated to be Granted on a Performance Award (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="IncentiveCompensationPlanTables" roleURI="http://www.fcbanking.com/role/IncentiveCompensationPlanTables">
        <link:definition>2354301 - Disclosure - Incentive Compensation Plan (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="IncentiveCompensationPlanUnvestedServiceBasedRestrictedStockAwardsDetail" roleURI="http://www.fcbanking.com/role/IncentiveCompensationPlanUnvestedServiceBasedRestrictedStockAwardsDetail">
        <link:definition>2454403 - Disclosure - Incentive Compensation Plan - Unvested Service-Based Restricted Stock Awards (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="IncentiveCompensationPlanUnvestedTargetAwardDetail" roleURI="http://www.fcbanking.com/role/IncentiveCompensationPlanUnvestedTargetAwardDetail">
        <link:definition>2454405 - Disclosure - Incentive Compensation Plan - Unvested Target Award (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="IncomeTaxes" roleURI="http://www.fcbanking.com/role/IncomeTaxes">
        <link:definition>2151100 - Disclosure - Income Taxes</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="IncomeTaxesAdditionalInformationDetail" roleURI="http://www.fcbanking.com/role/IncomeTaxesAdditionalInformationDetail">
        <link:definition>2451404 - Disclosure - Income Taxes - Additional Information (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="IncomeTaxesScheduleOfComponentsOfIncomeTaxProvisionBenefitDetail" roleURI="http://www.fcbanking.com/role/IncomeTaxesScheduleOfComponentsOfIncomeTaxProvisionBenefitDetail">
        <link:definition>2451402 - Disclosure - Income Taxes - Schedule of Components of Income Tax Provision (Benefit) (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="IncomeTaxesScheduleOfDeferredTaxAssetsAndLiabilitiesDetail" roleURI="http://www.fcbanking.com/role/IncomeTaxesScheduleOfDeferredTaxAssetsAndLiabilitiesDetail">
        <link:definition>2451405 - Disclosure - Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="IncomeTaxesScheduleOfEffectiveIncomeTaxRateReconciliationDetail" roleURI="http://www.fcbanking.com/role/IncomeTaxesScheduleOfEffectiveIncomeTaxRateReconciliationDetail">
        <link:definition>2451403 - Disclosure - Income Taxes - Schedule of Effective Income Tax Rate Reconciliation (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="IncomeTaxesTables" roleURI="http://www.fcbanking.com/role/IncomeTaxesTables">
        <link:definition>2351301 - Disclosure - Income Taxes (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="InterestBearingDeposits" roleURI="http://www.fcbanking.com/role/InterestBearingDeposits">
        <link:definition>2146100 - Disclosure - Interest-Bearing Deposits</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="InterestBearingDepositsAdditionalInformationDetail" roleURI="http://www.fcbanking.com/role/InterestBearingDepositsAdditionalInformationDetail">
        <link:definition>2446403 - Disclosure - Interest-Bearing Deposits - Additional Information (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="InterestBearingDepositsComponentsOfInterestBearingDepositsDetail" roleURI="http://www.fcbanking.com/role/InterestBearingDepositsComponentsOfInterestBearingDepositsDetail">
        <link:definition>2446402 - Disclosure - Interest-Bearing Deposits - Components of Interest-Bearing Deposits (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="InterestBearingDepositsScheduledMaturitiesOfTimeDepositsDetail" roleURI="http://www.fcbanking.com/role/InterestBearingDepositsScheduledMaturitiesOfTimeDepositsDetail">
        <link:definition>2446404 - Disclosure - Interest-Bearing Deposits - Scheduled Maturities of Time Deposits (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="InterestBearingDepositsTables" roleURI="http://www.fcbanking.com/role/InterestBearingDepositsTables">
        <link:definition>2346301 - Disclosure - Interest-Bearing Deposits (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="InvestmentSecurities" roleURI="http://www.fcbanking.com/role/InvestmentSecurities">
        <link:definition>2134100 - Disclosure - Investment Securities</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="InvestmentSecuritiesAdditionalInformationDetail" roleURI="http://www.fcbanking.com/role/InvestmentSecuritiesAdditionalInformationDetail">
        <link:definition>2434403 - Disclosure - Investment Securities - Additional Information (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="InvestmentSecuritiesAmortizedCostAndEstimatedFairValueOfDebtSecuritiesAvailableForSaleAdditionalInformationDetail" roleURI="http://www.fcbanking.com/role/InvestmentSecuritiesAmortizedCostAndEstimatedFairValueOfDebtSecuritiesAvailableForSaleAdditionalInformationDetail">
        <link:definition>2434405 - Disclosure - Investment Securities - Amortized Cost and Estimated Fair Value of Debt Securities Available for Sale, Additional Information (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="InvestmentSecuritiesAmortizedCostAndEstimatedFairValueOfDebtSecuritiesAvailableForSaleDetail" roleURI="http://www.fcbanking.com/role/InvestmentSecuritiesAmortizedCostAndEstimatedFairValueOfDebtSecuritiesAvailableForSaleDetail">
        <link:definition>2434404 - Disclosure - Investment Securities - Amortized Cost and Estimated Fair Value of Debt Securities Available for Sale (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="InvestmentSecuritiesAmortizedCostAndFairValuesOfDebtSecuritiesHeldToMaturityDetails" roleURI="http://www.fcbanking.com/role/InvestmentSecuritiesAmortizedCostAndFairValuesOfDebtSecuritiesHeldToMaturityDetails">
        <link:definition>2434407 - Disclosure - Investment Securities - Amortized Cost and Fair Values of Debt Securities Held to Maturity (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="InvestmentSecuritiesAnalysisOfAmortizedCostAndEstimatedFairValuesOfSecuritiesAvailableForSaleDetail" roleURI="http://www.fcbanking.com/role/InvestmentSecuritiesAnalysisOfAmortizedCostAndEstimatedFairValuesOfSecuritiesAvailableForSaleDetail">
        <link:definition>2434402 - Disclosure - Investment Securities - Analysis of Amortized Cost and Estimated Fair Values of Securities Available for Sale (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="InvestmentSecuritiesProceedsFromSaleGrossGainsLossesRealizedOnSalesMaturitiesAndOtherThanTemporaryImpairmentChargesRelatedToSecuritiesAvailableForSaleDetail" roleURI="http://www.fcbanking.com/role/InvestmentSecuritiesProceedsFromSaleGrossGainsLossesRealizedOnSalesMaturitiesAndOtherThanTemporaryImpairmentChargesRelatedToSecuritiesAvailableForSaleDetail">
        <link:definition>2434406 - Disclosure - Investment Securities - Proceeds from Sale, Gross Gains (Losses) Realized on Sales, Maturities and Other-Than-Temporary Impairment Charges Related to Securities Available for Sale (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="InvestmentSecuritiesScheduleOfDebtSecuritiesExpectedMaturityDetails" roleURI="http://www.fcbanking.com/role/InvestmentSecuritiesScheduleOfDebtSecuritiesExpectedMaturityDetails">
        <link:definition>2434408 - Disclosure - Investment Securities - Schedule of Debt Securities Expected Maturity (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="InvestmentSecuritiesTables" roleURI="http://www.fcbanking.com/role/InvestmentSecuritiesTables">
        <link:definition>2334301 - Disclosure - Investment Securities (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LoansAndAllowanceForCreditLosses" roleURI="http://www.fcbanking.com/role/LoansAndAllowanceForCreditLosses">
        <link:definition>2140100 - Disclosure - Loans and Allowance for Credit Losses</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LoansAndAllowanceForCreditLossesAdditionalInformationDetail" roleURI="http://www.fcbanking.com/role/LoansAndAllowanceForCreditLossesAdditionalInformationDetail">
        <link:definition>2440404 - Disclosure - Loans and Allowance for Credit Losses - Additional Information (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LoansAndAllowanceForCreditLossesAgeAnalysisOfPastDueLoansBySegmentDetail" roleURI="http://www.fcbanking.com/role/LoansAndAllowanceForCreditLossesAgeAnalysisOfPastDueLoansBySegmentDetail">
        <link:definition>2440405 - Disclosure - Loans and Allowance for Credit Losses - Age Analysis of Past Due Loans by Segment (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LoansAndAllowanceForCreditLossesAllowanceForCreditLossesDetail" roleURI="http://www.fcbanking.com/role/LoansAndAllowanceForCreditLossesAllowanceForCreditLossesDetail">
        <link:definition>2440410 - Disclosure - Loans and Allowance for Credit Losses - Allowance for Credit Losses (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LoansAndAllowanceForCreditLossesCreditRiskProfileByCreditworthinessDetail" roleURI="http://www.fcbanking.com/role/LoansAndAllowanceForCreditLossesCreditRiskProfileByCreditworthinessDetail">
        <link:definition>2440403 - Disclosure - Loans and Allowance for Credit Losses - Credit Risk Profile by Creditworthiness (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LoansAndAllowanceForCreditLossesOutstandingBalancesOfLoanDetail" roleURI="http://www.fcbanking.com/role/LoansAndAllowanceForCreditLossesOutstandingBalancesOfLoanDetail">
        <link:definition>2440402 - Disclosure - Loans and Allowance for Credit Losses - Outstanding Balances of Loan (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LoansAndAllowanceForCreditLossesRecordedInvestmentAndUnpaidPrincipalBalanceForImpairedLoansWithAssociatedAllowanceDetail" roleURI="http://www.fcbanking.com/role/LoansAndAllowanceForCreditLossesRecordedInvestmentAndUnpaidPrincipalBalanceForImpairedLoansWithAssociatedAllowanceDetail">
        <link:definition>2440406 - Disclosure - Loans and Allowance for Credit Losses - Recorded Investment and Unpaid Principal Balance for Impaired Loans with Associated Allowance (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LoansAndAllowanceForCreditLossesRestructuredLoansThatAreConsideredToBeInDefaultDetails" roleURI="http://www.fcbanking.com/role/LoansAndAllowanceForCreditLossesRestructuredLoansThatAreConsideredToBeInDefaultDetails">
        <link:definition>2440409 - Disclosure - Loans and Allowance for Credit Losses - Restructured Loans that are Considered to be in Default (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LoansAndAllowanceForCreditLossesTables" roleURI="http://www.fcbanking.com/role/LoansAndAllowanceForCreditLossesTables">
        <link:definition>2340301 - Disclosure - Loans and Allowance for Credit Losses (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LoansAndAllowanceForCreditLossesTroubledDebtRestructuredLoansAndCommitmentsDetail" roleURI="http://www.fcbanking.com/role/LoansAndAllowanceForCreditLossesTroubledDebtRestructuredLoansAndCommitmentsDetail">
        <link:definition>2440407 - Disclosure - Loans and Allowance for Credit Losses - Troubled Debt Restructured Loans and Commitments (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="LoansAndAllowanceForCreditLossesTroubledDebtRestructuringsIdentifiedDuringPeriodDetail" roleURI="http://www.fcbanking.com/role/LoansAndAllowanceForCreditLossesTroubledDebtRestructuringsIdentifiedDuringPeriodDetail">
        <link:definition>2440408 - Disclosure - Loans and Allowance for Credit Losses - Troubled Debt Restructurings Identified During Period (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="NewAccountingPronouncements" roleURI="http://www.fcbanking.com/role/NewAccountingPronouncements">
        <link:definition>2102100 - Disclosure - New Accounting Pronouncements</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="OtherLongTermDebt" roleURI="http://www.fcbanking.com/role/OtherLongTermDebt">
        <link:definition>2149100 - Disclosure - Other Long-term Debt</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="OtherLongTermDebtDetail" roleURI="http://www.fcbanking.com/role/OtherLongTermDebtDetail">
        <link:definition>2449402 - Disclosure - Other Long-term Debt (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="OtherLongTermDebtTables" roleURI="http://www.fcbanking.com/role/OtherLongTermDebtTables">
        <link:definition>2349301 - Disclosure - Other Long-term Debt (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="PremisesAndEquipment" roleURI="http://www.fcbanking.com/role/PremisesAndEquipment">
        <link:definition>2144100 - Disclosure - Premises and Equipment</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="PremisesAndEquipmentAdditionalInformationDetail" roleURI="http://www.fcbanking.com/role/PremisesAndEquipmentAdditionalInformationDetail">
        <link:definition>2444403 - Disclosure - Premises and Equipment - Additional Information (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="PremisesAndEquipmentScheduleOfFutureMinimumRentalsDetail" roleURI="http://www.fcbanking.com/role/PremisesAndEquipmentScheduleOfFutureMinimumRentalsDetail">
        <link:definition>2444404 - Disclosure - Premises and Equipment - Schedule of Future Minimum Rentals (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="PremisesAndEquipmentScheduleOfPremisesAndEquipmentDetail" roleURI="http://www.fcbanking.com/role/PremisesAndEquipmentScheduleOfPremisesAndEquipmentDetail">
        <link:definition>2444402 - Disclosure - Premises and Equipment - Schedule of Premises and Equipment (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="PremisesAndEquipmentTables" roleURI="http://www.fcbanking.com/role/PremisesAndEquipmentTables">
        <link:definition>2344301 - Disclosure - Premises and Equipment (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="RegulatoryRestrictionsAndCapitalAdequacy" roleURI="http://www.fcbanking.com/role/RegulatoryRestrictionsAndCapitalAdequacy">
        <link:definition>2157100 - Disclosure - Regulatory Restrictions and Capital Adequacy</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="RegulatoryRestrictionsAndCapitalAdequacyScheduleOfCapitalAmountAndRatioConsideredToBeCapitalizedDetail" roleURI="http://www.fcbanking.com/role/RegulatoryRestrictionsAndCapitalAdequacyScheduleOfCapitalAmountAndRatioConsideredToBeCapitalizedDetail">
        <link:definition>2457402 - Disclosure - Regulatory Restrictions and Capital Adequacy - Schedule of Capital Amount and Ratio Considered to be Capitalized (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="RegulatoryRestrictionsAndCapitalAdequacyTables" roleURI="http://www.fcbanking.com/role/RegulatoryRestrictionsAndCapitalAdequacyTables">
        <link:definition>2357301 - Disclosure - Regulatory Restrictions and Capital Adequacy (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="RelatedPartyTransactions" roleURI="http://www.fcbanking.com/role/RelatedPartyTransactions">
        <link:definition>2156100 - Disclosure - Related Party Transactions</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="RelatedPartyTransactionsLoansToRelatedPartiesDetail" roleURI="http://www.fcbanking.com/role/RelatedPartyTransactionsLoansToRelatedPartiesDetail">
        <link:definition>2456402 - Disclosure - Related Party Transactions - Loans to Related Parties (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="RelatedPartyTransactionsTables" roleURI="http://www.fcbanking.com/role/RelatedPartyTransactionsTables">
        <link:definition>2356301 - Disclosure - Related Party Transactions (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="RetirementPlans" roleURI="http://www.fcbanking.com/role/RetirementPlans">
        <link:definition>2153100 - Disclosure - Retirement Plans</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="RetirementPlansAdditionalInformationDetail" roleURI="http://www.fcbanking.com/role/RetirementPlansAdditionalInformationDetail">
        <link:definition>2453402 - Disclosure - Retirement Plans - Additional Information (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="RetirementPlansScheduleOfAmountsRecognizedAsOtherLiabilitiesDetail" roleURI="http://www.fcbanking.com/role/RetirementPlansScheduleOfAmountsRecognizedAsOtherLiabilitiesDetail">
        <link:definition>2453405 - Disclosure - Retirement Plans - Schedule of Amounts Recognized as Other Liabilities (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="RetirementPlansScheduleOfAmountsRecognizedInAccumulatedOtherComprehensiveIncomeDetail" roleURI="http://www.fcbanking.com/role/RetirementPlansScheduleOfAmountsRecognizedInAccumulatedOtherComprehensiveIncomeDetail">
        <link:definition>2453406 - Disclosure - Retirement Plans - Schedule of Amounts Recognized in Accumulated Other Comprehensive Income (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="RetirementPlansScheduleOfChangesInBenefitObligationsAndPlanAssetsDetail" roleURI="http://www.fcbanking.com/role/RetirementPlansScheduleOfChangesInBenefitObligationsAndPlanAssetsDetail">
        <link:definition>2453404 - Disclosure - Retirement Plans - Schedule of Changes in Benefit Obligations and Plan Assets (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="RetirementPlansScheduleOfComponentsOfNetPeriodicBenefitCostDetail" roleURI="http://www.fcbanking.com/role/RetirementPlansScheduleOfComponentsOfNetPeriodicBenefitCostDetail">
        <link:definition>2453403 - Disclosure - Retirement Plans - Schedule of Components of Net Periodic Benefit Cost (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="RetirementPlansScheduleOfImpactOfOnePercentagePointChangeInAssumedHealthCareCostTrendRatesDetail" roleURI="http://www.fcbanking.com/role/RetirementPlansScheduleOfImpactOfOnePercentagePointChangeInAssumedHealthCareCostTrendRatesDetail">
        <link:definition>2453409 - Disclosure - Retirement Plans - Schedule of Impact of One-Percentage-Point Change in Assumed Health Care Cost Trend Rates (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="RetirementPlansScheduleOfProjectedBenefitPaymentsDetail" roleURI="http://www.fcbanking.com/role/RetirementPlansScheduleOfProjectedBenefitPaymentsDetail">
        <link:definition>2453410 - Disclosure - Retirement Plans - Schedule of Projected Benefit Payments (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="RetirementPlansScheduleOfWeightedAverageAssumptionsUsedToDetermineBenefitObligationDetail" roleURI="http://www.fcbanking.com/role/RetirementPlansScheduleOfWeightedAverageAssumptionsUsedToDetermineBenefitObligationDetail">
        <link:definition>2453407 - Disclosure - Retirement Plans - Schedule of Weighted-Average Assumptions Used to Determine Benefit Obligation (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="RetirementPlansScheduleOfWeightedAverageAssumptionsUsedToDetermineNetPeriodicCostDetail" roleURI="http://www.fcbanking.com/role/RetirementPlansScheduleOfWeightedAverageAssumptionsUsedToDetermineNetPeriodicCostDetail">
        <link:definition>2453408 - Disclosure - Retirement Plans - Schedule of Weighted-Average Assumptions Used to Determine Net Periodic Cost (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="RetirementPlansTables" roleURI="http://www.fcbanking.com/role/RetirementPlansTables">
        <link:definition>2353301 - Disclosure - Retirement Plans (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ShortTermBorrowings" roleURI="http://www.fcbanking.com/role/ShortTermBorrowings">
        <link:definition>2147100 - Disclosure - Short-term Borrowings</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ShortTermBorrowingsInterestExpenseOnShortTermBorrowingsDetail" roleURI="http://www.fcbanking.com/role/ShortTermBorrowingsInterestExpenseOnShortTermBorrowingsDetail">
        <link:definition>2447403 - Disclosure - Short-term Borrowings - Interest Expense on Short-Term Borrowings (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ShortTermBorrowingsSummaryOfShortTermBorrowingsDetail" roleURI="http://www.fcbanking.com/role/ShortTermBorrowingsSummaryOfShortTermBorrowingsDetail">
        <link:definition>2447402 - Disclosure - Short-term Borrowings - Summary of Short-Term Borrowings (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ShortTermBorrowingsTables" roleURI="http://www.fcbanking.com/role/ShortTermBorrowingsTables">
        <link:definition>2347301 - Disclosure - Short-term Borrowings (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="StatementOfAccountingPolicies" roleURI="http://www.fcbanking.com/role/StatementOfAccountingPolicies">
        <link:definition>2101100 - Disclosure - Statement of Accounting Policies</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="StatementOfAccountingPoliciesAdditionalInformationDetail" roleURI="http://www.fcbanking.com/role/StatementOfAccountingPoliciesAdditionalInformationDetail">
        <link:definition>2401402 - Disclosure - Statement of Accounting Policies - Additional Information (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="StatementOfAccountingPoliciesPolicies" roleURI="http://www.fcbanking.com/role/StatementOfAccountingPoliciesPolicies">
        <link:definition>2201201 - Disclosure - Statement of Accounting Policies (Policies)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SubordinatedDebentures" roleURI="http://www.fcbanking.com/role/SubordinatedDebentures">
        <link:definition>2148100 - Disclosure - Subordinated Debentures</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SubordinatedDebenturesAdditionalInformationDetail" roleURI="http://www.fcbanking.com/role/SubordinatedDebenturesAdditionalInformationDetail">
        <link:definition>2448403 - Disclosure - Subordinated Debentures - Additional Information (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SubordinatedDebenturesSubordinatedDebenturesOutstandingDetail" roleURI="http://www.fcbanking.com/role/SubordinatedDebenturesSubordinatedDebenturesOutstandingDetail">
        <link:definition>2448402 - Disclosure - Subordinated Debentures - Subordinated Debentures Outstanding (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SubordinatedDebenturesTables" roleURI="http://www.fcbanking.com/role/SubordinatedDebenturesTables">
        <link:definition>2348301 - Disclosure - Subordinated Debentures (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SubsequentEventDetails" roleURI="http://www.fcbanking.com/role/SubsequentEventDetails">
        <link:definition>2460402 - Disclosure - Subsequent Event (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SubsequentEventNotes" roleURI="http://www.fcbanking.com/role/SubsequentEventNotes">
        <link:definition>2160100 - Disclosure - Subsequent Event (Notes)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SubsequentEventTables" roleURI="http://www.fcbanking.com/role/SubsequentEventTables">
        <link:definition>2360301 - Disclosure - Subsequent Event (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SupplementalCashFlowDisclosures" roleURI="http://www.fcbanking.com/role/SupplementalCashFlowDisclosures">
        <link:definition>2113100 - Disclosure - Supplemental Cash Flow Disclosures</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SupplementalCashFlowDisclosuresNonCashInvestingAndFinancingActivitiesDetail" roleURI="http://www.fcbanking.com/role/SupplementalCashFlowDisclosuresNonCashInvestingAndFinancingActivitiesDetail">
        <link:definition>2413402 - Disclosure - Supplemental Cash Flow Disclosures - Non-cash Investing and Financing Activities (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SupplementalCashFlowDisclosuresTables" roleURI="http://www.fcbanking.com/role/SupplementalCashFlowDisclosuresTables">
        <link:definition>2313301 - Disclosure - Supplemental Cash Flow Disclosures (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SupplementalComprehensiveIncomeDisclosures" roleURI="http://www.fcbanking.com/role/SupplementalComprehensiveIncomeDisclosures">
        <link:definition>2109100 - Disclosure - Supplemental Comprehensive Income Disclosures</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SupplementalComprehensiveIncomeDisclosuresRelatedTaxEffectsAllocatedToEachComponentOfOtherComprehensiveIncomeDetail" roleURI="http://www.fcbanking.com/role/SupplementalComprehensiveIncomeDisclosuresRelatedTaxEffectsAllocatedToEachComponentOfOtherComprehensiveIncomeDetail">
        <link:definition>2409402 - Disclosure - Supplemental Comprehensive Income Disclosures - Related Tax Effects Allocated to Each Component of Other Comprehensive Income (Detail)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SupplementalComprehensiveIncomeDisclosuresSupplementalComprehensiveIncomeDisclosuresDetails2" roleURI="http://www.fcbanking.com/role/SupplementalComprehensiveIncomeDisclosuresSupplementalComprehensiveIncomeDisclosuresDetails2">
        <link:definition>2409403 - Disclosure - Supplemental Comprehensive Income Disclosures Supplemental Comprehensive Income Disclosures (Details 2)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SupplementalComprehensiveIncomeDisclosuresTables" roleURI="http://www.fcbanking.com/role/SupplementalComprehensiveIncomeDisclosuresTables">
        <link:definition>2309301 - Disclosure - Supplemental Comprehensive Income Disclosures (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
    </xsd:appinfo>
  </xsd:annotation>
  <xsd:element abstract="true" id="fcf_A25PercentofGrantMember" name="A25PercentofGrantMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_A75PercentofGrantMember" name="A75PercentofGrantMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_AccumulatedOtherComprehensiveIncomeLineItems" name="AccumulatedOtherComprehensiveIncomeLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_AccumulatedOtherComprehensiveIncomeTable" name="AccumulatedOtherComprehensiveIncomeTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_AcquiredLoansMember" name="AcquiredLoansMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_ActualMember" name="ActualMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_AnnualIncentivePlanMember" name="AnnualIncentivePlanMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_AssetSizeOfFinancialInstitution" name="AssetSizeOfFinancialInstitution" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="fcf_AvailableForSaleSecuritiesDebtMaturitiesEstimatedFairValue" name="AvailableForSaleSecuritiesDebtMaturitiesEstimatedFairValue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="fcf_AvailableForSaleSecuritiesDebtMaturitiesGrossAmortizedCost" name="AvailableForSaleSecuritiesDebtMaturitiesGrossAmortizedCost" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="fcf_AvailableForSaleSecuritiesDebtMaturitiesGrossEstimatedFairValue" name="AvailableForSaleSecuritiesDebtMaturitiesGrossEstimatedFairValue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="fcf_AverageReserveBalancesWithFederalReserveBank" name="AverageReserveBalancesWithFederalReserveBank" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="fcf_BankOwnedLifeInsurancePolicyPolicyTextBlock" name="BankOwnedLifeInsurancePolicyPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_BenefitObligationMember" name="BenefitObligationMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_BusinessCombinationAcquiredReceivablesFairValueAdjustment" name="BusinessCombinationAcquiredReceivablesFairValueAdjustment" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="fcf_BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedBankOwnedLifeInsurance" name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedBankOwnedLifeInsurance" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="fcf_BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedDeposits" name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedDeposits" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="fcf_BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedFederalHomeLoanBankStock" name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedFederalHomeLoanBankStock" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="fcf_BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedOtherAssets" name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedOtherAssets" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="fcf_BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedOtherRealEstateOwned" name="BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedOtherRealEstateOwned" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="fcf_BusinessCombinationRecognizedIdentifiableAssetsandLiabilitiesAssumedGrossLoansReceivableCreditMarketAdjustment" name="BusinessCombinationRecognizedIdentifiableAssetsandLiabilitiesAssumedGrossLoansReceivableCreditMarketAdjustment" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="fcf_CallsAndMaturitiesMember" name="CallsAndMaturitiesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_CashPaidForInterestAndIncomeTaxesAbstract" name="CashPaidForInterestAndIncomeTaxesAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_ChangeInBenefitObligationMember" name="ChangeInBenefitObligationMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_ChangeInPlanAssetsMember" name="ChangeInPlanAssetsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_CommercialFinancialAgriculturalAndOtherMember" name="CommercialFinancialAgriculturalAndOtherMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_CommercialFinancialAgriculturalAndOtherWithNoRelatedAllowanceMember" name="CommercialFinancialAgriculturalAndOtherWithNoRelatedAllowanceMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_CommercialFinancialAgriculturalAndOtherWithRelatedAllowanceMember" name="CommercialFinancialAgriculturalAndOtherWithRelatedAllowanceMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_CommercialLettersOfCreditMember" name="CommercialLettersOfCreditMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_CommercialRealEstateWithNoRelatedAllowanceMember" name="CommercialRealEstateWithNoRelatedAllowanceMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_CommercialRealEstateWithRelatedAllowanceMember" name="CommercialRealEstateWithRelatedAllowanceMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_CommitmentOnLineOfCredit" name="CommitmentOnLineOfCredit" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="fcf_CommitmentsNet" name="CommitmentsNet" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="fcf_ContingentLiabilitiesTextBlock" name="ContingentLiabilitiesTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_ContractualMaturityOfSecurities" name="ContractualMaturityOfSecurities" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_CorporateSecuritiesMember" name="CorporateSecuritiesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_CouponInterestRate" name="CouponInterestRate" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="fcf_CreditValuationGainLossonDerivativeAssetGross" name="CreditValuationGainLossonDerivativeAssetGross" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="fcf_CreditValueAdjustmentRecordedRelatedToNotionalAmountOfDerivativesOutstandingTableTextBlock" name="CreditValueAdjustmentRecordedRelatedToNotionalAmountOfDerivativesOutstandingTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_CustomerDepositIntangiblesMember" name="CustomerDepositIntangiblesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_DCBFinancialAcquisitionMember" name="DCBFinancialAcquisitionMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_DCBFinancialCorpMember" name="DCBFinancialCorpMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_DefaultedTroubledDebtRestructuringsOnFinancingReceivablesTableTextBlock" name="DefaultedTroubledDebtRestructuringsOnFinancingReceivablesTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_DeferralsAndDefaultsAsPercentageOfCurrentCollateral" name="DeferralsAndDefaultsAsPercentageOfCurrentCollateral" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_DeferredCompensationPlanNetOfContributionExpenses" name="DeferredCompensationPlanNetOfContributionExpenses" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="fcf_DeferredTaxAssetsUnfundedLoanCommitmentAllowance" name="DeferredTaxAssetsUnfundedLoanCommitmentAllowance" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="fcf_DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostRecognizedPeriod" name="DefinedBenefitPlanAssumptionsUsedCalculatingNetPeriodicBenefitCostRecognizedPeriod" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_DefinedBenefitPlanCorridorRate" name="DefinedBenefitPlanCorridorRate" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_DefinedBenefitPlanInitialHealthCareCostTrendRate" name="DefinedBenefitPlanInitialHealthCareCostTrendRate" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_DefinedBenefitPlanNetBenefitsPaid" name="DefinedBenefitPlanNetBenefitsPaid" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="fcf_DefinedBenefitPlanRecognizedInRetainedEarnings" name="DefinedBenefitPlanRecognizedInRetainedEarnings" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="fcf_DefinedBenefitPlanUnrecognizedNetActuarialGainsLosses" name="DefinedBenefitPlanUnrecognizedNetActuarialGainsLosses" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="fcf_DefinedBenefitPlanUnrecognizedNetTransitionObligation" name="DefinedBenefitPlanUnrecognizedNetTransitionObligation" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="fcf_DerivativeSoldProtectionNotionalAmount" name="DerivativeSoldProtectionNotionalAmount" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="fcf_DerivativeUnderlyingAssetCarryingValue" name="DerivativeUnderlyingAssetCarryingValue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="fcf_DerivativeUnderlyingAssetFairValue" name="DerivativeUnderlyingAssetFairValue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="fcf_DisclosureCapitalAdditionalInformationAbstract" name="DisclosureCapitalAdditionalInformationAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_DisclosurePremisesAndEquipmentAdditionalInformationAbstract" name="DisclosurePremisesAndEquipmentAdditionalInformationAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_DisclosureStatementOfAccountingPoliciesAdditionalInformationAbstract" name="DisclosureStatementOfAccountingPoliciesAdditionalInformationAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_DisclosureSubordinatedDebenturesAbstract" name="DisclosureSubordinatedDebenturesAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_DiscountRatesMember" name="DiscountRatesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_DiscountedCashFlowMember" name="DiscountedCashFlowMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_DocumentAndEntityInformationAbstract" name="DocumentAndEntityInformationAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_EarningsonBankOwnedLifeInsurance" name="EarningsonBankOwnedLifeInsurance" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="fcf_EffectiveIncomeTaxRateReconciliationBankOwnedLifeInsurance" name="EffectiveIncomeTaxRateReconciliationBankOwnedLifeInsurance" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_EquityInUndistributedEarningsOfSubsidiaries" name="EquityInUndistributedEarningsOfSubsidiaries" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="fcf_EstimateOfFutureCashFlowsPercentageInYearOneandTwo" name="EstimateOfFutureCashFlowsPercentageInYearOneandTwo" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_EstimateOfFutureCashFlowsPrepaymentPercentageAfterYearTwo" name="EstimateOfFutureCashFlowsPrepaymentPercentageAfterYearTwo" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_ExcessImpairedLoanCredit" name="ExcessImpairedLoanCredit" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="fcf_ExcessPresentValueOfFutureCashFlowsOverOurCurrentBookValue" name="ExcessPresentValueOfFutureCashFlowsOverOurCurrentBookValue" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_ExcessSubordinationAsPercentageOfCurrentPerformingCollateral" name="ExcessSubordinationAsPercentageOfCurrentPerformingCollateral" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_FairValueInputCouponRates" name="FairValueInputCouponRates" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_FairValueMeasurementOfAssetsOnNonrecurringBasisNetLoss" name="FairValueMeasurementOfAssetsOnNonrecurringBasisNetLoss" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="fcf_FairValueMeasurementOfAssetsOnNonrecurringBasisNetLossesOnImpairedLoans" name="FairValueMeasurementOfAssetsOnNonrecurringBasisNetLossesOnImpairedLoans" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="fcf_FairValueMeasurementOfAssetsOnNonrecurringBasisNetLossesOnOtherRealEstateOwned" name="FairValueMeasurementOfAssetsOnNonrecurringBasisNetLossesOnOtherRealEstateOwned" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_FairValueMeasurementsOfFinancialInstrumentsLineItems" name="FairValueMeasurementsOfFinancialInstrumentsLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_FairValueMeasurementsOfFinancialInstrumentsTable" name="FairValueMeasurementsOfFinancialInstrumentsTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedinEarningsOnAssetsHeldAtYearEnd" name="FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedinEarningsOnAssetsHeldAtYearEnd" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="fcf_FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisAssetTransfersBetweenLevels1And2" name="FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisAssetTransfersBetweenLevels1And2" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="fcf_FairValueWeightedAverageInputsPrice" name="FairValueWeightedAverageInputsPrice" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="fcf_FinancingReceivableModificationsExtendMaturity" name="FinancingReceivableModificationsExtendMaturity" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="fcf_FinancingReceivableModificationsModifyPayments" name="FinancingReceivableModificationsModifyPayments" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="fcf_FinancingReceivableModificationsModifyRate" name="FinancingReceivableModificationsModifyRate" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="fcf_FinancingReceivableRecordedInvestmentEqualToOrGreaterThanThirtyDaysPastDue" name="FinancingReceivableRecordedInvestmentEqualToOrGreaterThanThirtyDaysPastDue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="fcf_FinancingReceivableTroubledDebtRestructuredLoansAccrualStatus" name="FinancingReceivableTroubledDebtRestructuredLoansAccrualStatus" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="fcf_FinancingReceivableTroubledDebtRestructuredLoansNonaccrualStatus" name="FinancingReceivableTroubledDebtRestructuredLoansNonaccrualStatus" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="fcf_FinancingReceivableTroubledDebtRestructuringSpecificReserve" name="FinancingReceivableTroubledDebtRestructuringSpecificReserve" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="fcf_FiniteLivedIntangibleAssetRemainingAmortizationPeriod" name="FiniteLivedIntangibleAssetRemainingAmortizationPeriod" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_FirstCommonwealthCapitalTrustThreeMember" name="FirstCommonwealthCapitalTrustThreeMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_FirstCommonwealthCapitalTrustTwoMember" name="FirstCommonwealthCapitalTrustTwoMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_FirstCommonwealthFinancialCorporationMember" name="FirstCommonwealthFinancialCorporationMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_FirstCommonwealthWealthBankMember" name="FirstCommonwealthWealthBankMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_FirstMeritBankNABranchAcquisitionMember" name="FirstMeritBankNABranchAcquisitionMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_FoundationBankAcquisitionMember" name="FoundationBankAcquisitionMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_FourYearMember" name="FourYearMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_FurnitureAndEquipmentMember" name="FurnitureAndEquipmentMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_FutureMinimumRentExpenseCorporateOfficeLeasesDue" name="FutureMinimumRentExpenseCorporateOfficeLeasesDue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="fcf_FutureMinimumRentExpenseCorporateOfficeLeasesDueCurrent" name="FutureMinimumRentExpenseCorporateOfficeLeasesDueCurrent" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="fcf_FutureMinimumRentExpenseCorporateOfficeLeasesDueInFiveYears" name="FutureMinimumRentExpenseCorporateOfficeLeasesDueInFiveYears" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="fcf_FutureMinimumRentExpenseCorporateOfficeLeasesDueInFourYears" name="FutureMinimumRentExpenseCorporateOfficeLeasesDueInFourYears" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="fcf_FutureMinimumRentExpenseCorporateOfficeLeasesDueInThreeYears" name="FutureMinimumRentExpenseCorporateOfficeLeasesDueInThreeYears" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="fcf_FutureMinimumRentExpenseCorporateOfficeLeasesDueInTwoYears" name="FutureMinimumRentExpenseCorporateOfficeLeasesDueInTwoYears" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="fcf_FutureMinimumRentExpenseCorporateOfficeLeasesDueThereafter" name="FutureMinimumRentExpenseCorporateOfficeLeasesDueThereafter" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="fcf_GainLossOnSecuritiesAndOtherAssets" name="GainLossOnSecuritiesAndOtherAssets" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="fcf_GainLossesMaturitiesAndImpairment" name="GainLossesMaturitiesAndImpairment" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_GasPerMillionCubicFeetMember" name="GasPerMillionCubicFeetMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_GoodwillAndOtherIntangiblesLineItems" name="GoodwillAndOtherIntangiblesLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_GoodwillAndOtherIntangiblesTable" name="GoodwillAndOtherIntangiblesTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_GoodwillDisclosureAbstract" name="GoodwillDisclosureAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_GrossGains" name="GrossGains" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="fcf_GrossIncreaseDecreaseInMarketValueAdjustmentToSecuritiesAvailableForSale" name="GrossIncreaseDecreaseInMarketValueAdjustmentToSecuritiesAvailableForSale" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="fcf_ImpairedLoansFairValue" name="ImpairedLoansFairValue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="fcf_ImpairedLoansFairValueNonCollection" name="ImpairedLoansFairValueNonCollection" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="fcf_ImpairedLoansMember" name="ImpairedLoansMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_ImpairmentOfInvestmentSecuritiesDisclosureAbstract" name="ImpairmentOfInvestmentSecuritiesDisclosureAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_ImpairmentOfInvestmentSecuritiesDisclosureTextBlock" name="ImpairmentOfInvestmentSecuritiesDisclosureTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_ImpairmentOfInvestmentSecuritiesLineItems" name="ImpairmentOfInvestmentSecuritiesLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_ImpairmentOfInvestmentSecuritiesTable" name="ImpairmentOfInvestmentSecuritiesTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_IncomeLossBeforeEquityInUndistributedEarningsLossOfSubsidiariesAndPreferredDividends" name="IncomeLossBeforeEquityInUndistributedEarningsLossOfSubsidiariesAndPreferredDividends" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="fcf_IncomeLossBeforeIncomeTaxesAndEquityInUndistributedEarningsLossOfSubsidiaries" name="IncomeLossBeforeIncomeTaxesAndEquityInUndistributedEarningsLossOfSubsidiaries" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="fcf_IncomeTaxReconciliationBankOwnedLifeInsuranceIncome" name="IncomeTaxReconciliationBankOwnedLifeInsuranceIncome" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="fcf_IntangiblesWeightedAverageAmortizationPeriod" name="IntangiblesWeightedAverageAmortizationPeriod" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_InterestOnShortTermBorrowingsLineItems" name="InterestOnShortTermBorrowingsLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_InterestOnShortTermBorrowingsTable" name="InterestOnShortTermBorrowingsTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_InvestmentSecuritiesLineItems" name="InvestmentSecuritiesLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_InvestmentSecuritiesTable" name="InvestmentSecuritiesTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_InvestmentinJointlyOwnedCompany" name="InvestmentinJointlyOwnedCompany" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="fcf_InvestmentsCommittedtoPurchaseNotYetPaid" name="InvestmentsCommittedtoPurchaseNotYetPaid" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="fcf_InvestmentsInUnconsolidatedSubsidiaries" name="InvestmentsInUnconsolidatedSubsidiaries" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="fcf_LoanToDifferentProjectAxis" name="LoanToDifferentProjectAxis" nillable="true" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_LoanToDifferentProjectDomain" name="LoanToDifferentProjectDomain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_LoansPastDueDays" name="LoansPastDueDays" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_LoansToIndividualsMember" name="LoansToIndividualsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_LoansToIndividualsWithNoRelatedAllowanceMember" name="LoansToIndividualsWithNoRelatedAllowanceMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_LoansToIndividualsWithRelatedAllowanceMember" name="LoansToIndividualsWithRelatedAllowanceMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_LoansWithModificationsToRateAndPaymentDueToReamortization" name="LoansWithModificationsToRateAndPaymentDueToReamortization" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="fcf_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearSix" name="LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearSix" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="fcf_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearSix" name="LongTermDebtMaturitiesRepaymentsOfPrincipalInYearSix" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="fcf_LongTermDebtTableTableTextBlock" name="LongTermDebtTableTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_LongTermDebtWeightedAverageContractualRateAfterYearFive" name="LongTermDebtWeightedAverageContractualRateAfterYearFive" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="fcf_LongTermDebtWeightedAverageContractualRateAfterYearSix" name="LongTermDebtWeightedAverageContractualRateAfterYearSix" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="fcf_LongTermDebtWeightedAverageContractualRateInNextTwelveMonths" name="LongTermDebtWeightedAverageContractualRateInNextTwelveMonths" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="fcf_LongTermDebtWeightedAverageContractualRateInYearFive" name="LongTermDebtWeightedAverageContractualRateInYearFive" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="fcf_LongTermDebtWeightedAverageContractualRateInYearFour" name="LongTermDebtWeightedAverageContractualRateInYearFour" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="fcf_LongTermDebtWeightedAverageContractualRateInYearSix" name="LongTermDebtWeightedAverageContractualRateInYearSix" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="fcf_LongTermDebtWeightedAverageContractualRateInYearThree" name="LongTermDebtWeightedAverageContractualRateInYearThree" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="fcf_LongTermDebtWeightedAverageContractualRateInYearTwo" name="LongTermDebtWeightedAverageContractualRateInYearTwo" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="fcf_LongTermIncentivePlanMember" name="LongTermIncentivePlanMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_March242017Grant1Member" name="March242017Grant1Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_March242017Grant2Member" name="March242017Grant2Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_March242017Grant3Member" name="March242017Grant3Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_March242017Grant4Member" name="March242017Grant4Member" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_MaturitiesAndImpairmentAbstract" name="MaturitiesAndImpairmentAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_MezzanineMember" name="MezzanineMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_MmcapIMember" name="MmcapIMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_MortgageBackedSecuritiesCommercialMember" name="MortgageBackedSecuritiesCommercialMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_MortgageBackedSecuritiesResidentialMember" name="MortgageBackedSecuritiesResidentialMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_NetGainsAndImpairment" name="NetGainsAndImpairment" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_NetPeriodicBenefitCostAssumptionsLineItems" name="NetPeriodicBenefitCostAssumptionsLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_NetPeriodicBenefitCostAssumptionsTable" name="NetPeriodicBenefitCostAssumptionsTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_NetPeriodicCostMember" name="NetPeriodicCostMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_NonAccrualStatusOfLoansAfterNumberOfDaysPastDue" name="NonAccrualStatusOfLoansAfterNumberOfDaysPastDue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_NonInterestIncomeInterchange" name="NonInterestIncomeInterchange" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_NonaccrualCommercialLoansAxis" name="NonaccrualCommercialLoansAxis" nillable="true" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_NonaccrualCommercialLoansDomain" name="NonaccrualCommercialLoansDomain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_NonaccrualCommercialLoansMember" name="NonaccrualCommercialLoansMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_NoncashTransactionsStockIssuedDuringPeriodValue" name="NoncashTransactionsStockIssuedDuringPeriodValue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_NonvestedRestrictedStockUnitsActivityLineItems" name="NonvestedRestrictedStockUnitsActivityLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_NonvestedRestrictedStockUnitsActivityTable" name="NonvestedRestrictedStockUnitsActivityTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_NotionalAmountOfCommercialLettersOfCredit" name="NotionalAmountOfCommercialLettersOfCredit" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="fcf_NotionalAmountOfCommitmentsAndLettersOfCredit" name="NotionalAmountOfCommitmentsAndLettersOfCredit" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="fcf_NotionalAmountOfFinancialStandbyLettersOfCredit" name="NotionalAmountOfFinancialStandbyLettersOfCredit" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="fcf_NotionalAmountOfPerformanceStandbyLettersOfCredit" name="NotionalAmountOfPerformanceStandbyLettersOfCredit" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="fcf_NumberOfBanksAndOtherFinancialInstitutionsComprisingSecurity" name="NumberOfBanksAndOtherFinancialInstitutionsComprisingSecurity" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element id="fcf_NumberOfPooledSecuritiesWithNoSeniorClass" name="NumberOfPooledSecuritiesWithNoSeniorClass" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_NumberOfSecuritiesWithExcessSubordination" name="NumberOfSecuritiesWithExcessSubordination" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element id="fcf_NumberOfSecuritiesWithNoExcessSubordination" name="NumberOfSecuritiesWithNoExcessSubordination" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element id="fcf_NumberofCountiesinWhichEntityProvidesServices" name="NumberofCountiesinWhichEntityProvidesServices" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element id="fcf_NumberofFullServiceBranches" name="NumberofFullServiceBranches" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element id="fcf_NumberofLimitedServiceBranches" name="NumberofLimitedServiceBranches" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element id="fcf_NumberofParticipationAgreementsInterestRateDerivativesHeldasaParticipant" name="NumberofParticipationAgreementsInterestRateDerivativesHeldasaParticipant" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element id="fcf_NumberofTrusts" name="NumberofTrusts" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="fcf_ObligationsOfStatesAndPoliticalSubdivisionsMember" name="ObligationsOfStatesAndPoliticalSubdivisionsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_OffBalanceSheetReserveToNonperformingLoans" name="OffBalanceSheetReserveToNonperformingLoans" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="fcf_OilPerBarrelsPerDayMember" name="OilPerBarrelsPerDayMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_OperationalLosses" name="OperationalLosses" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_OriginalTermAxis" name="OriginalTermAxis" nillable="true" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_OriginalTermDomain" name="OriginalTermDomain" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_OriginatedLoansMember" name="OriginatedLoansMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_OtherGovernmentSponsoredEnterprisesMember" name="OtherGovernmentSponsoredEnterprisesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_OtherIntangibleAssetsPolicyPolicyPolicyTextBlock" name="OtherIntangibleAssetsPolicyPolicyPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_OtherLoansAndLeasesReceivableRelatedParties" name="OtherLoansAndLeasesReceivableRelatedParties" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="fcf_OtherRealEstateOwnedAssetsFairValue" name="OtherRealEstateOwnedAssetsFairValue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="fcf_OtherThanTemporaryImpairment" name="OtherThanTemporaryImpairment" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_OverFifteenMillionMember" name="OverFifteenMillionMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_ParValueMember" name="ParValueMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_ParticipantContributionOnPreTaxBasisUnderRetirementPlan" name="ParticipantContributionOnPreTaxBasisUnderRetirementPlan" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_PaymentstoAcquirePropertyandEquipment" name="PaymentstoAcquirePropertyandEquipment" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_PensionPlansPostretirementAndOtherEmployeeBenefitsLineItems" name="PensionPlansPostretirementAndOtherEmployeeBenefitsLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_PercentageOfCurrentPerformingCollateral" name="PercentageOfCurrentPerformingCollateral" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="fcf_PercentageOfEmployeesEligibleCompensationThatRepresentsMaximumAmountOfEmployerMatchingContributionsToFourZeroOneKPlan" name="PercentageOfEmployeesEligibleCompensationThatRepresentsMaximumAmountOfEmployerMatchingContributionsToFourZeroOneKPlan" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_PercentageOfOwnershipInEquityInvestments" name="PercentageOfOwnershipInEquityInvestments" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_PercentageOfPrincipalAmountInPooledSecuritySecurities" name="PercentageOfPrincipalAmountInPooledSecuritySecurities" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="fcf_PercentageOfSecuritiesPricedForEachQuarter" name="PercentageOfSecuritiesPricedForEachQuarter" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_PercentageOfTargetAwardOpportunitiesMaximumInCertainCases" name="PercentageOfTargetAwardOpportunitiesMaximumInCertainCases" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_PercentageOfTotalUnrealizedLosses" name="PercentageOfTotalUnrealizedLosses" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="fcf_PerformanceBasedStockAwardsVestingPeriod" name="PerformanceBasedStockAwardsVestingPeriod" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_PerformanceSharesAwardsAsPercentageOfTarget" name="PerformanceSharesAwardsAsPercentageOfTarget" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_PooledTrustPreferredCollateralizedDebtObligationsInNumberOfBanks" name="PooledTrustPreferredCollateralizedDebtObligationsInNumberOfBanks" nillable="true" substitutionGroup="xbrli:item" type="xbrli:integerItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_PooledTrustPreferredCollateralizedDebtObligationsTableTextBlock" name="PooledTrustPreferredCollateralizedDebtObligationsTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_PreTslIvMember" name="PreTslIvMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_PreTslIxMember" name="PreTslIxMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_PreTslViiMember" name="PreTslViiMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_PreTslViiiMember" name="PreTslViiiMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_PreTslXMember" name="PreTslXMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_PreTslXiiMember" name="PreTslXiiMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_PreTslXiiiMember" name="PreTslXiiiMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_PreTslXivMember" name="PreTslXivMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_PremisesAndEquipmentMember" name="PremisesAndEquipmentMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_PremisesMember" name="PremisesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_PrepaymentRatesMember" name="PrepaymentRatesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_ProbabilitiesForPerformingCollateralRange" name="ProbabilitiesForPerformingCollateralRange" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_ProbabilityOfDefault" name="ProbabilityOfDefault" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_ProbabilityOfDefaultMember" name="ProbabilityOfDefaultMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_ProbabilityPercentageAssignedToDefaultBank" name="ProbabilityPercentageAssignedToDefaultBank" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_ProbabilityPercentageAssignedToDefaultBankSubjectToMarketIndicators" name="ProbabilityPercentageAssignedToDefaultBankSubjectToMarketIndicators" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_ProjectedRecoveryRate" name="ProjectedRecoveryRate" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_RealEstateConstructionMember" name="RealEstateConstructionMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_RealEstateConstructionWithNoRelatedAllowanceMember" name="RealEstateConstructionWithNoRelatedAllowanceMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_RealEstateConstructionWithRelatedAllowanceMember" name="RealEstateConstructionWithRelatedAllowanceMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_ReceivablesFromSubsidiaries" name="ReceivablesFromSubsidiaries" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="fcf_RedemptionPriceAsPercentageOfPrincipalAmount" name="RedemptionPriceAsPercentageOfPrincipalAmount" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_RegulatoryMinimumforWellCapitalizedUnderFDICIFullyPhasedInMember" name="RegulatoryMinimumforWellCapitalizedUnderFDICIFullyPhasedInMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_RegulatoryMinimumforWellCapitalizedUnderFDICIPhaseInScheduleMember" name="RegulatoryMinimumforWellCapitalizedUnderFDICIPhaseInScheduleMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_ReserveForOffBalanceSheetActivities" name="ReserveForOffBalanceSheetActivities" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="fcf_ReserveMember" name="ReserveMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_ResidentialRealEstateWithNoRelatedAllowanceMember" name="ResidentialRealEstateWithNoRelatedAllowanceMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_ResidentialRealEstateWithRelatedAllowanceMember" name="ResidentialRealEstateWithRelatedAllowanceMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_RestrictedStockUnitsServiceVestingGrantedTableTableTextBlock" name="RestrictedStockUnitsServiceVestingGrantedTableTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_RetainedEarningsUndistributedEarningFromEquityMethodInvestees" name="RetainedEarningsUndistributedEarningFromEquityMethodInvestees" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="fcf_RetirementPlanExpense" name="RetirementPlanExpense" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="fcf_SavingsDeposits" name="SavingsDeposits" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="fcf_ScheduleOfDepositsLiabilitiesTableTableTextBlock" name="ScheduleOfDepositsLiabilitiesTableTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_ScheduleOfEstimatedAmountsAmortizedFromAccumulatedOtherComprehensiveIncomeOrRegulatoryAssetsIntoNetPeriodicBenefitCostTableTableTextBlock" name="ScheduleOfEstimatedAmountsAmortizedFromAccumulatedOtherComprehensiveIncomeOrRegulatoryAssetsIntoNetPeriodicBenefitCostTableTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_ScheduleOfRecordedInvestmentAndUnpaidPrincipalBalanceForImpairedLoansWithAssociatedAllowanceTableTextBlock" name="ScheduleOfRecordedInvestmentAndUnpaidPrincipalBalanceForImpairedLoansWithAssociatedAllowanceTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_ScheduleOfUnrealizedLossesOnSecuritiesLineItems" name="ScheduleOfUnrealizedLossesOnSecuritiesLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_ScheduleOfWeightedAverageAssumptionsUsedToDetermineBenefitObligationsAtYearEndTableTableTextBlock" name="ScheduleOfWeightedAverageAssumptionsUsedToDetermineBenefitObligationsAtYearEndTableTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_ScheduleOfWeightedAverageAssumptionsUsedToDetermineNetPeriodicBenefitCostTableTableTextBlock" name="ScheduleOfWeightedAverageAssumptionsUsedToDetermineNetPeriodicBenefitCostTableTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_ScheduledMaturitiesOfTimeDepositsTableTextBlock" name="ScheduledMaturitiesOfTimeDepositsTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_ScheduleofRestrictedStockGrantedBasedonPerformanceTableTextBlock" name="ScheduleofRestrictedStockGrantedBasedonPerformanceTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_SecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLosses" name="SecuritiesContinuousUnrealizedLossPosition12MonthsOrLongerAggregateLosses" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="fcf_SecuritiesContinuousUnrealizedLossPositionAggregateLosses" name="SecuritiesContinuousUnrealizedLossPositionAggregateLosses" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="fcf_SecuritiesContinuousUnrealizedLossPositionFairValue" name="SecuritiesContinuousUnrealizedLossPositionFairValue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="fcf_SecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLosses" name="SecuritiesContinuousUnrealizedLossPositionLessThan12MonthsAggregateLosses" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="fcf_SecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue" name="SecuritiesContinuousUnrealizedLossPositionLessThanTwelveMonthsFairValue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="fcf_SecuritiesContinuousUnrealizedLossPositionTwelveMonthsorLongerFairValue" name="SecuritiesContinuousUnrealizedLossPositionTwelveMonthsorLongerFairValue" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="fcf_ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentageOfTargetAwardParticipantsEarn" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardPercentageOfTargetAwardParticipantsEarn" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_SharesTax" name="SharesTax" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element id="fcf_ShortTermInterestExpenseTableTableTextBlock" name="ShortTermInterestExpenseTableTableTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_SubordinatedTranchesRange" name="SubordinatedTranchesRange" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="fcf_SummaryOfSignificantAccountingPoliciesLineItems" name="SummaryOfSignificantAccountingPoliciesLineItems" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_SummaryOfSignificantAccountingPoliciesPolicyTextBlock" name="SummaryOfSignificantAccountingPoliciesPolicyTextBlock" nillable="true" substitutionGroup="xbrli:item" type="nonnum:textBlockItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_SummaryOfSignificantAccountingPoliciesTable" name="SummaryOfSignificantAccountingPoliciesTable" nillable="true" substitutionGroup="xbrldt:hypercubeItem" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_SupplementalComprehensiveIncomeDisclosuresAbstract" name="SupplementalComprehensiveIncomeDisclosuresAbstract" nillable="true" substitutionGroup="xbrli:item" type="xbrli:stringItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_SwapFeeIncome" name="SwapFeeIncome" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="duration" />
  <xsd:element id="fcf_TdrDefaultDays" name="TdrDefaultDays" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_ThreeYearMember" name="ThreeYearMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_TierOneCommonEquity" name="TierOneCommonEquity" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="fcf_TierOneCommonEquityRequiredforCapitalAdequacy" name="TierOneCommonEquityRequiredforCapitalAdequacy" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="fcf_TierOneCommonEquityRequiredforCapitalAdequacytoRiskWeightedAssets" name="TierOneCommonEquityRequiredforCapitalAdequacytoRiskWeightedAssets" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="fcf_TierOneCommonEquityRequiredtobeWellCapitalized" name="TierOneCommonEquityRequiredtobeWellCapitalized" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="fcf_TierOneCommonEquityRequiredtobeWellCapitalizedtoRiskWeightedAssets" name="TierOneCommonEquityRequiredtobeWellCapitalizedtoRiskWeightedAssets" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="fcf_TierOneCommonEquitytoRiskWeightedAssets" name="TierOneCommonEquitytoRiskWeightedAssets" nillable="true" substitutionGroup="xbrli:item" type="num:percentItemType" xbrli:periodType="instant" />
  <xsd:element id="fcf_TotalAnnualCompensationforaCalendarYearforNonQualifiedDeferredCompensationPlan" name="TotalAnnualCompensationforaCalendarYearforNonQualifiedDeferredCompensationPlan" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_TotalGainsOrLossesMember" name="TotalGainsOrLossesMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_TroubledDebtRestructuringLoans" name="TroubledDebtRestructuringLoans" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="fcf_TrustPreferredCollateralizedDebtObligationsMember" name="TrustPreferredCollateralizedDebtObligationsMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_UnfundedCommitmentsRelatedToNonperformingLoans" name="UnfundedCommitmentsRelatedToNonperformingLoans" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element abstract="true" id="fcf_UnusedCommitmentsAndLettersOfCreditMember" name="UnusedCommitmentsAndLettersOfCreditMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_UnusedLineOfCreditTroubledDebtRestructured" name="UnusedLineOfCreditTroubledDebtRestructured" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="credit" xbrli:periodType="instant" />
  <xsd:element id="fcf_UpdatedAppraisalRequirementFloor" name="UpdatedAppraisalRequirementFloor" nillable="true" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType" xbrli:balance="debit" xbrli:periodType="instant" />
  <xsd:element id="fcf_UsefulLifeOfCapitalizedSoftware" name="UsefulLifeOfCapitalizedSoftware" nillable="true" substitutionGroup="xbrli:item" type="xbrli:durationItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_WeightedAverageNumberOfAdditionalSharesDeferredCompensationPlan" name="WeightedAverageNumberOfAdditionalSharesDeferredCompensationPlan" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_WeightedAverageNumberOfAdditionalSharesNonVested" name="WeightedAverageNumberOfAdditionalSharesNonVested" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_WeightedAverageNumberOfSharesIssuedBasicAndDiluted" name="WeightedAverageNumberOfSharesIssuedBasicAndDiluted" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="duration" />
  <xsd:element id="fcf_WeightedAverageNumberofSharesDeferredCompensationPlans" name="WeightedAverageNumberofSharesDeferredCompensationPlans" nillable="true" substitutionGroup="xbrli:item" type="xbrli:sharesItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_WellCapitalizedRatioMember" name="WellCapitalizedRatioMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_WithNoRelatedAllowanceMember" name="WithNoRelatedAllowanceMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
  <xsd:element abstract="true" id="fcf_WithRelatedAllowanceMember" name="WithRelatedAllowanceMember" nillable="true" substitutionGroup="xbrli:item" type="nonnum:domainItemType" xbrli:periodType="duration" />
</xsd:schema>
