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  <xs:element id="pnfp_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsSharesWithheldForTaxesByAssociatesLeadershipTeamAndDirectors" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsSharesWithheldForTaxesByAssociatesLeadershipTeamAndDirectors" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="pnfp_RemainingShareBasedCompensationonUnvestedRestrictedStockAwards" abstract="false" name="RemainingShareBasedCompensationonUnvestedRestrictedStockAwards" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pnfp_ShareBasedCompensationArrangementByShareBasedPaymentAwardHoldingPeriod" abstract="false" name="ShareBasedCompensationArrangementByShareBasedPaymentAwardHoldingPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="pnfp_ConstructionandLandDevelopmentPortfolioSegmentMember" abstract="true" name="ConstructionandLandDevelopmentPortfolioSegmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="pnfp_TrustPreferredSecuritiesSubjectToMandatoryRedemptionThreeMember" abstract="true" name="TrustPreferredSecuritiesSubjectToMandatoryRedemptionThreeMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionTenMember" abstract="true" name="TrustPreferredSecuritiesSubjecttoMandatoryRedemptionTenMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="pnfp_CommercialandIndustrialPortfolioSegmentMember" abstract="true" name="CommercialandIndustrialPortfolioSegmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="pnfp_ActivitiesInSecuritiesHeldToMaturityAbstract" abstract="true" name="ActivitiesInSecuritiesHeldToMaturityAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="pnfp_FinancingReceivablesUnfundedCommitment" abstract="false" name="FinancingReceivablesUnfundedCommitment" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pnfp_UnitedStatesTreasurySecuritiesFairValueDisclosure" abstract="false" name="UnitedStatesTreasurySecuritiesFairValueDisclosure" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pnfp_CombinationPaymentDeferralExtendedMaturityAndContractualInterestRateReductionMember" abstract="true" name="CombinationPaymentDeferralExtendedMaturityAndContractualInterestRateReductionMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pnfp_Tranche2022Member" abstract="true" name="Tranche2022Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionEightMember" abstract="true" name="TrustPreferredSecuritiesSubjecttoMandatoryRedemptionEightMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="pnfp_TerminatedNotionalAmountOfInterestRateDerivatives" abstract="false" name="TerminatedNotionalAmountOfInterestRateDerivatives" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pnfp_Depositsandsecuritiessoldunderagreementstorepurchasefairvaluedisclosure" abstract="false" name="Depositsandsecuritiessoldunderagreementstorepurchasefairvaluedisclosure" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pnfp_ScheduleOfCommercialLoanPortfolioTableTextBlock" abstract="false" name="ScheduleOfCommercialLoanPortfolioTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:textBlockItemType"/>
  <xs:element id="pnfp_AssociatesMember" abstract="true" name="AssociatesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="pnfp_FinancingReceivablesExposure" abstract="false" name="FinancingReceivablesExposure" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pnfp_A2019Member" abstract="true" name="A2019Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="pnfp_Tranche2020Member" abstract="true" name="Tranche2020Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="pnfp_HedgedItemAxis" abstract="true" name="HedgedItemAxis" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType"/>
  <xs:element id="pnfp_DerivativeTypeOfInterestReceived" abstract="false" name="DerivativeTypeOfInterestReceived" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="pnfp_A2024RestrictedStockUnitsMember" abstract="true" name="A2024RestrictedStockUnitsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pnfp_FinancingReceivableModifiedWriteoff" abstract="false" name="FinancingReceivableModifiedWriteoff" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pnfp_A2019PerformanceUnitAwardMember" abstract="true" name="A2019PerformanceUnitAwardMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="pnfp_UnitedStatesGovernmentAgencySecuritiesFairValueDisclosure" abstract="false" name="UnitedStatesGovernmentAgencySecuritiesFairValueDisclosure" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionSevenMember" abstract="true" name="TrustPreferredSecuritiesSubjecttoMandatoryRedemptionSevenMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="pnfp_TrustPreferredSecuritiesSubjectToMandatoryRedemptionOneMember" abstract="true" name="TrustPreferredSecuritiesSubjectToMandatoryRedemptionOneMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="pnfp_CashTransactionsAbstract" abstract="true" name="CashTransactionsAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="pnfp_HedgedInterestRateTypeDomain" abstract="true" name="HedgedInterestRateTypeDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="pnfp_NumberOfPrecedingYears" abstract="false" name="NumberOfPrecedingYears" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="pnfp_Mortgageloansheldforsale" abstract="false" name="Mortgageloansheldforsale" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pnfp_LeadershipTeamMember" abstract="true" name="LeadershipTeamMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="pnfp_A2024Member" abstract="true" name="A2024Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pnfp_ExcessTaxBenefitFromStockCompensation" abstract="false" name="ExcessTaxBenefitFromStockCompensation" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pnfp_CommercialRealEstateNonOwnerOccupiedMember" abstract="true" name="CommercialRealEstateNonOwnerOccupiedMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="pnfp_Tranche20222024Member" abstract="true" name="Tranche20222024Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="pnfp_DepositaryShares" abstract="false" name="DepositaryShares" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="pnfp_SubstandardNonacrrualMember" abstract="true" name="SubstandardNonacrrualMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="pnfp_AccretionIncome" abstract="false" name="AccretionIncome" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pnfp_OtherMember" abstract="true" name="OtherMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="pnfp_HedgedInterestRateTypeAxis" abstract="true" name="HedgedInterestRateTypeAxis" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType"/>
  <xs:element id="pnfp_AvailableForSaleSecuritiesDebtMaturitiesAssetBackedSecuritiesFairValue" abstract="false" name="AvailableForSaleSecuritiesDebtMaturitiesAssetBackedSecuritiesFairValue" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pnfp_BusinessAssetsMember" abstract="true" name="BusinessAssetsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="pnfp_NumberofMarketsinWhichEntityOperates" abstract="false" name="NumberofMarketsinWhichEntityOperates" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="pnfp_A2020PerformanceUnitAwardMember" abstract="true" name="A2020PerformanceUnitAwardMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="pnfp_FinancingReceivablesPrincipalBalance" abstract="false" name="FinancingReceivablesPrincipalBalance" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pnfp_WeightedAverageRemainingPeriodofSharebasedCompensationExpense" abstract="false" name="WeightedAverageRemainingPeriodofSharebasedCompensationExpense" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="pnfp_Tranche20242026Member" abstract="true" name="Tranche20242026Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="pnfp_LoansForeclosedUponTransferredToOtherAssets" abstract="false" name="LoansForeclosedUponTransferredToOtherAssets" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pnfp_CapitalMarkPlanMember" abstract="true" name="CapitalMarkPlanMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="pnfp_A2023Member" abstract="true" name="A2023Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="pnfp_A2021Member" abstract="true" name="A2021Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="pnfp_PayVariableAndReceiveFixedSwapsMember" abstract="true" name="PayVariableAndReceiveFixedSwapsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="pnfp_AvailableForSaleSecuritiesDebtMaturitiesAssetsBackedSecuritiesAmortizedCost" abstract="false" name="AvailableForSaleSecuritiesDebtMaturitiesAssetsBackedSecuritiesAmortizedCost" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pnfp_ComplianceWithRegulatoryCapitalRequirementsAbstract" abstract="true" name="ComplianceWithRegulatoryCapitalRequirementsAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="pnfp_OtherComprehensiveIncomeLossTransfersfromAvailableforsaletoHeldtomaturitysecuritiesnetoftax" abstract="false" name="OtherComprehensiveIncomeLossTransfersfromAvailableforsaletoHeldtomaturitysecuritiesnetoftax" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pnfp_ForecastedNotionalAmountOfInterestRateDerivatives" abstract="false" name="ForecastedNotionalAmountOfInterestRateDerivatives" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="pnfp_SeniorExecutiveOfficersMember" abstract="true" name="SeniorExecutiveOfficersMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
</xs:schema>
