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    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostAbstract_0D547691859395195609FD677EC26C08_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostAbstract_0D547691859395195609FD677EC26C08" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Available-for-sale, Amortized Cost [Abstract]</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostAbstract_0D547691859395195609FD677EC26C08_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostAbstract_0D547691859395195609FD677EC26C08" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Debt Maturities, Amortized Cost Basis, Fiscal Year Maturity [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostAbstract" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostAbstract_0D547691859395195609FD677EC26C08" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostAbstract_0D547691859395195609FD677EC26C08" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostAbstract_0D547691859395195609FD677EC26C08" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost_60F5E6FAB701890A1772FD677EC29C3C_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost_60F5E6FAB701890A1772FD677EC29C3C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Due in one year or less</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost_60F5E6FAB701890A1772FD677EC29C3C_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost_60F5E6FAB701890A1772FD677EC29C3C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Debt Maturities, Next Twelve Months, Amortized Cost Basis</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost_60F5E6FAB701890A1772FD677EC29C3C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost_60F5E6FAB701890A1772FD677EC29C3C" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost_60F5E6FAB701890A1772FD677EC29C3C" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost_BFFA298692EEAEA9646CFD677EC208EC_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost_BFFA298692EEAEA9646CFD677EC208EC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Due in one year to five years</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost_BFFA298692EEAEA9646CFD677EC208EC_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost_BFFA298692EEAEA9646CFD677EC208EC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Debt Maturities, Year Two Through Five, Amortized Cost Basis</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost_BFFA298692EEAEA9646CFD677EC208EC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost_BFFA298692EEAEA9646CFD677EC208EC" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsAmortizedCost_BFFA298692EEAEA9646CFD677EC208EC" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost_A384333DE23342B70685FD677EC21ED4_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost_A384333DE23342B70685FD677EC21ED4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Due in five years to ten years</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost_A384333DE23342B70685FD677EC21ED4_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost_A384333DE23342B70685FD677EC21ED4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Debt Maturities, Year Six Through Ten, Amortized Cost Basis</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost_A384333DE23342B70685FD677EC21ED4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost_A384333DE23342B70685FD677EC21ED4" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsAmortizedCost_A384333DE23342B70685FD677EC21ED4" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost_494FEC8F233037E21D21FD677EC2DEA4_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost_494FEC8F233037E21D21FD677EC2DEA4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Due after ten years</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost_494FEC8F233037E21D21FD677EC2DEA4_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost_494FEC8F233037E21D21FD677EC2DEA4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Debt Maturities, after Ten Years, Amortized Cost Basis</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost_494FEC8F233037E21D21FD677EC2DEA4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost_494FEC8F233037E21D21FD677EC2DEA4" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsAmortizedCost_494FEC8F233037E21D21FD677EC2DEA4" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost_85F8587DA5DC3D171141FD677EC27369_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost_85F8587DA5DC3D171141FD677EC27369" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Mortgage-backed securities</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost_85F8587DA5DC3D171141FD677EC27369_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost_85F8587DA5DC3D171141FD677EC27369" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Debt Maturities, without Single Maturity Date, Amortized Cost Basis</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost_85F8587DA5DC3D171141FD677EC27369" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost_85F8587DA5DC3D171141FD677EC27369" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost_85F8587DA5DC3D171141FD677EC27369" xlink:type="arc" />
    <link:label id="lab_pnfp_AvailableForSaleSecuritiesDebtMaturitiesAssetsBackedSecuritiesAmortizedCost_4C44C1048037DB3B6DDFFD677EC25CBD_terseLabel_en-US" xlink:label="lab_pnfp_AvailableForSaleSecuritiesDebtMaturitiesAssetsBackedSecuritiesAmortizedCost_4C44C1048037DB3B6DDFFD677EC25CBD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Asset-backed securities</link:label>
    <link:label id="lab_pnfp_AvailableForSaleSecuritiesDebtMaturitiesAssetsBackedSecuritiesAmortizedCost_4C44C1048037DB3B6DDFFD677EC25CBD_label_en-US" xlink:label="lab_pnfp_AvailableForSaleSecuritiesDebtMaturitiesAssetsBackedSecuritiesAmortizedCost_4C44C1048037DB3B6DDFFD677EC25CBD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available For Sale Securities Debt Maturities Assets Backed Securities Amortized Cost</link:label>
    <link:label id="lab_pnfp_AvailableForSaleSecuritiesDebtMaturitiesAssetsBackedSecuritiesAmortizedCost_4C44C1048037DB3B6DDFFD677EC25CBD_documentation_en-US" xlink:label="lab_pnfp_AvailableForSaleSecuritiesDebtMaturitiesAssetsBackedSecuritiesAmortizedCost_4C44C1048037DB3B6DDFFD677EC25CBD" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Represents amount of available-for-sale debt securities at cost, net of adjustment of asset-backed securities. Adjustments include, but are not limited to, accretion, amortization, collection of cash, previous other-than-temporary impairments (OTTI) recognized in earnings (less any cumulative-effect adjustments, as defined) and fair value hedge accounting adjustments.</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_AvailableForSaleSecuritiesDebtMaturitiesAssetsBackedSecuritiesAmortizedCost" xlink:label="loc_pnfp_AvailableForSaleSecuritiesDebtMaturitiesAssetsBackedSecuritiesAmortizedCost_4C44C1048037DB3B6DDFFD677EC25CBD" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_pnfp_AvailableForSaleSecuritiesDebtMaturitiesAssetsBackedSecuritiesAmortizedCost_4C44C1048037DB3B6DDFFD677EC25CBD" xlink:to="lab_pnfp_AvailableForSaleSecuritiesDebtMaturitiesAssetsBackedSecuritiesAmortizedCost_4C44C1048037DB3B6DDFFD677EC25CBD" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_DB46177AF72B2A4A9C23FD677EC2B972_totalLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_DB46177AF72B2A4A9C23FD677EC2B972" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US">Amortized Cost</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_DB46177AF72B2A4A9C23FD677EC2B972_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_DB46177AF72B2A4A9C23FD677EC2B972" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Debt Securities, Amortized Cost Basis</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_DB46177AF72B2A4A9C23FD677EC2B972" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_DB46177AF72B2A4A9C23FD677EC2B972" xlink:to="lab_us-gaap_AvailableForSaleDebtSecuritiesAmortizedCostBasis_DB46177AF72B2A4A9C23FD677EC2B972" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesFairValueAbstract_10D66EE0AFE0BE12E2B6FD677EC26340_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesFairValueAbstract_10D66EE0AFE0BE12E2B6FD677EC26340" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Available-for-sale, Fair Value [Abstract]</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesFairValueAbstract_10D66EE0AFE0BE12E2B6FD677EC26340_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesFairValueAbstract_10D66EE0AFE0BE12E2B6FD677EC26340" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesFairValueAbstract" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesFairValueAbstract_10D66EE0AFE0BE12E2B6FD677EC26340" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesFairValueAbstract_10D66EE0AFE0BE12E2B6FD677EC26340" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesFairValueAbstract_10D66EE0AFE0BE12E2B6FD677EC26340" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_BB5872ABA78684030489FD677EC2C993_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_BB5872ABA78684030489FD677EC2C993" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Due in one year or less</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_BB5872ABA78684030489FD677EC2C993_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_BB5872ABA78684030489FD677EC2C993" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Debt Maturities, Next Twelve Months, Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_BB5872ABA78684030489FD677EC2C993" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_BB5872ABA78684030489FD677EC2C993" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_BB5872ABA78684030489FD677EC2C993" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_1A87505C0B5F337832CEFD677EC2C1E8_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_1A87505C0B5F337832CEFD677EC2C1E8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Due in one year to five years</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_1A87505C0B5F337832CEFD677EC2C1E8_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_1A87505C0B5F337832CEFD677EC2C1E8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Debt Maturities, Year Two Through Five, Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_1A87505C0B5F337832CEFD677EC2C1E8" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_1A87505C0B5F337832CEFD677EC2C1E8" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_1A87505C0B5F337832CEFD677EC2C1E8" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_CD945E0678FF68232ABEFD677EC355C4_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_CD945E0678FF68232ABEFD677EC355C4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Due in five years to ten years</link:label>
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_CD945E0678FF68232ABEFD677EC355C4_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_CD945E0678FF68232ABEFD677EC355C4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Available-for-sale Securities, Debt Maturities, Year Six Through Ten, Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_CD945E0678FF68232ABEFD677EC355C4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_CD945E0678FF68232ABEFD677EC355C4" xlink:to="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_CD945E0678FF68232ABEFD677EC355C4" xlink:type="arc" />
    <link:label id="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue_556B476A5396A6C1DB1FFD677EC3377C_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAfterTenYearsFairValue_556B476A5396A6C1DB1FFD677EC3377C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Due after ten years</link:label>
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    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesFairValue_54B6871DC6E877B4E38BFD677EC812DC_label_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesFairValue_54B6871DC6E877B4E38BFD677EC812DC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Held-to-maturity Securities, Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_HeldToMaturitySecuritiesFairValue" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesFairValue_54B6871DC6E877B4E38BFD677EC812DC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesFairValue_54B6871DC6E877B4E38BFD677EC812DC" xlink:to="lab_us-gaap_HeldToMaturitySecuritiesFairValue_54B6871DC6E877B4E38BFD677EC812DC" xlink:type="arc" />
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesNetCarryingAmountAbstract_0B44943D70507E2790E8FD677EC8C27C_terseLabel_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesNetCarryingAmountAbstract_0B44943D70507E2790E8FD677EC8C27C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Held-to-maturity, Amortized Cost [Abstract]</link:label>
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesNetCarryingAmountAbstract_0B44943D70507E2790E8FD677EC8C27C_label_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesNetCarryingAmountAbstract_0B44943D70507E2790E8FD677EC8C27C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Held-to-maturity Securities, Debt Maturities, Net Carrying Amount [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesNetCarryingAmountAbstract" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesNetCarryingAmountAbstract_0B44943D70507E2790E8FD677EC8C27C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesNetCarryingAmountAbstract_0B44943D70507E2790E8FD677EC8C27C" xlink:to="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesNetCarryingAmountAbstract_0B44943D70507E2790E8FD677EC8C27C" xlink:type="arc" />
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount_7AF08C2D3BAED01CB40FFD677EC9A6D5_terseLabel_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount_7AF08C2D3BAED01CB40FFD677EC9A6D5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Due in one year to five years</link:label>
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount_7AF08C2D3BAED01CB40FFD677EC9A6D5_label_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount_7AF08C2D3BAED01CB40FFD677EC9A6D5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Held-to-maturity Securities, Debt Maturities, after One Through Five Years, Net Carrying Amount</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount_7AF08C2D3BAED01CB40FFD677EC9A6D5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount_7AF08C2D3BAED01CB40FFD677EC9A6D5" xlink:to="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsNetCarryingAmount_7AF08C2D3BAED01CB40FFD677EC9A6D5" xlink:type="arc" />
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount_3AF37F675027A8CADB09FD677EC91165_terseLabel_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount_3AF37F675027A8CADB09FD677EC91165" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Due in five years to ten years</link:label>
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount_3AF37F675027A8CADB09FD677EC91165_label_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount_3AF37F675027A8CADB09FD677EC91165" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Held-to-maturity Securities, Debt Maturities, after Five Through Ten Years, Net Carrying Amount</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount_3AF37F675027A8CADB09FD677EC91165" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount_3AF37F675027A8CADB09FD677EC91165" xlink:to="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsNetCarryingAmount_3AF37F675027A8CADB09FD677EC91165" xlink:type="arc" />
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount_B4CC0B6DEE032C184E24FD677EC9DCFE_terseLabel_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount_B4CC0B6DEE032C184E24FD677EC9DCFE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Due after ten years</link:label>
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount_B4CC0B6DEE032C184E24FD677EC9DCFE_label_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount_B4CC0B6DEE032C184E24FD677EC9DCFE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Held-to-maturity Securities, Debt Maturities, after Ten Years, Net Carrying Amount</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount_B4CC0B6DEE032C184E24FD677EC9DCFE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount_B4CC0B6DEE032C184E24FD677EC9DCFE" xlink:to="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsNetCarryingAmount_B4CC0B6DEE032C184E24FD677EC9DCFE" xlink:type="arc" />
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateNetCarryingAmount_1C76E637605FF12BDA21FD677EC925AA_terseLabel_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateNetCarryingAmount_1C76E637605FF12BDA21FD677EC925AA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Mortgage-backed securities</link:label>
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateNetCarryingAmount_1C76E637605FF12BDA21FD677EC925AA_label_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateNetCarryingAmount_1C76E637605FF12BDA21FD677EC925AA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Held-to-maturity Securities, Debt Maturities, without Single Maturity Date, Net Carrying Amount</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateNetCarryingAmount" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateNetCarryingAmount_1C76E637605FF12BDA21FD677EC925AA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateNetCarryingAmount_1C76E637605FF12BDA21FD677EC925AA" xlink:to="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithoutSingleMaturityDateNetCarryingAmount_1C76E637605FF12BDA21FD677EC925AA" xlink:type="arc" />
    <link:label id="lab_pnfp_HeldToMaturitySecuritiesDebtMaturitiesAssetBackedSecuritiesAmortizedCost_83C149D5E1ECBE9DB621FD677EC9433D_terseLabel_en-US" xlink:label="lab_pnfp_HeldToMaturitySecuritiesDebtMaturitiesAssetBackedSecuritiesAmortizedCost_83C149D5E1ECBE9DB621FD677EC9433D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Asset-backed securities</link:label>
    <link:label id="lab_pnfp_HeldToMaturitySecuritiesDebtMaturitiesAssetBackedSecuritiesAmortizedCost_83C149D5E1ECBE9DB621FD677EC9433D_label_en-US" xlink:label="lab_pnfp_HeldToMaturitySecuritiesDebtMaturitiesAssetBackedSecuritiesAmortizedCost_83C149D5E1ECBE9DB621FD677EC9433D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Held To Maturity Securities Debt Maturities Asset Backed Securities Amortized Cost</link:label>
    <link:label id="lab_pnfp_HeldToMaturitySecuritiesDebtMaturitiesAssetBackedSecuritiesAmortizedCost_83C149D5E1ECBE9DB621FD677EC9433D_documentation_en-US" xlink:label="lab_pnfp_HeldToMaturitySecuritiesDebtMaturitiesAssetBackedSecuritiesAmortizedCost_83C149D5E1ECBE9DB621FD677EC9433D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Represents amount of held to maturity debt securities at cost, net of adjustment of asset-backed securities. Adjustments include, but are not limited to, accretion, amortization, collection of cash, previous other-than-temporary impairments (OTTI) recognized in earnings (less any cumulative-effect adjustments, as defined) and fair value hedge accounting adjustments.</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_HeldToMaturitySecuritiesDebtMaturitiesAssetBackedSecuritiesAmortizedCost" xlink:label="loc_pnfp_HeldToMaturitySecuritiesDebtMaturitiesAssetBackedSecuritiesAmortizedCost_83C149D5E1ECBE9DB621FD677EC9433D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_pnfp_HeldToMaturitySecuritiesDebtMaturitiesAssetBackedSecuritiesAmortizedCost_83C149D5E1ECBE9DB621FD677EC9433D" xlink:to="lab_pnfp_HeldToMaturitySecuritiesDebtMaturitiesAssetBackedSecuritiesAmortizedCost_83C149D5E1ECBE9DB621FD677EC9433D" xlink:type="arc" />
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesFairValueAbstract_CCA764759A3A9E90D565FD677EC9B23F_terseLabel_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesFairValueAbstract_CCA764759A3A9E90D565FD677EC9B23F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Held-to-maturity, Fair Value [Abstract]</link:label>
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesFairValueAbstract_CCA764759A3A9E90D565FD677EC9B23F_label_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesFairValueAbstract_CCA764759A3A9E90D565FD677EC9B23F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Held-to-maturity Securities, Debt Maturities, Fair Value, Fiscal Year Maturity [Abstract]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesFairValueAbstract" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesFairValueAbstract_CCA764759A3A9E90D565FD677EC9B23F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesFairValueAbstract_CCA764759A3A9E90D565FD677EC9B23F" xlink:to="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesFairValueAbstract_CCA764759A3A9E90D565FD677EC9B23F" xlink:type="arc" />
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue_35E24CBB171B659E3F8EFD677EC98516_terseLabel_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue_35E24CBB171B659E3F8EFD677EC98516" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Due in one year or less</link:label>
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue_35E24CBB171B659E3F8EFD677EC98516_label_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue_35E24CBB171B659E3F8EFD677EC98516" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Held-to-maturity Securities, Debt Maturities, Next Twelve Months, Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue_35E24CBB171B659E3F8EFD677EC98516" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue_35E24CBB171B659E3F8EFD677EC98516" xlink:to="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesWithinOneYearFairValue_35E24CBB171B659E3F8EFD677EC98516" xlink:type="arc" />
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_62F41EBFC846622FE718FD677EC9E9B2_terseLabel_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_62F41EBFC846622FE718FD677EC9E9B2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Due in one year to five years</link:label>
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_62F41EBFC846622FE718FD677EC9E9B2_label_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_62F41EBFC846622FE718FD677EC9E9B2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Held-to-maturity Securities, Debt Maturities, Year Two Through Five, Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_62F41EBFC846622FE718FD677EC9E9B2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_62F41EBFC846622FE718FD677EC9E9B2" xlink:to="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterOneThroughFiveYearsFairValue_62F41EBFC846622FE718FD677EC9E9B2" xlink:type="arc" />
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_CF9701B6F8FCDAC0FA78FD677EC9232E_terseLabel_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_CF9701B6F8FCDAC0FA78FD677EC9232E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Due in five years to ten years</link:label>
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_CF9701B6F8FCDAC0FA78FD677EC9232E_label_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_CF9701B6F8FCDAC0FA78FD677EC9232E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Held-to-maturity Securities, Debt Maturities, Year Six Through Ten, Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_CF9701B6F8FCDAC0FA78FD677EC9232E" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_CF9701B6F8FCDAC0FA78FD677EC9232E" xlink:to="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterFiveThroughTenYearsFairValue_CF9701B6F8FCDAC0FA78FD677EC9232E" xlink:type="arc" />
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue_26291F3710E4A67BBB17FD677EC901BA_terseLabel_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue_26291F3710E4A67BBB17FD677EC901BA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Due after ten years</link:label>
    <link:label id="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue_26291F3710E4A67BBB17FD677EC901BA_label_en-US" xlink:label="lab_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue_26291F3710E4A67BBB17FD677EC901BA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Held-to-maturity Securities, Debt Maturities, after Ten Years, Fair Value</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue" xlink:label="loc_us-gaap_HeldToMaturitySecuritiesDebtMaturitiesAfterTenYearsFairValue_26291F3710E4A67BBB17FD677EC901BA" xlink:type="locator" />
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    <link:label id="lab_us-gaap_RangeAxis_7C1F8E58E91905993B8327E690DF23EB_label_en-US" xlink:label="lab_us-gaap_RangeAxis_7C1F8E58E91905993B8327E690DF23EB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Range [Axis]</link:label>
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    <link:label id="lab_us-gaap_RangeMember_159AD9C33984BA6F3DF327E690DF3FBD_label_en-US" xlink:label="lab_us-gaap_RangeMember_159AD9C33984BA6F3DF327E690DF3FBD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Range [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RangeMember" xlink:label="loc_us-gaap_RangeMember_159AD9C33984BA6F3DF327E690DF3FBD" xlink:type="locator" />
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    <link:label id="lab_us-gaap_MinimumMember_9A1B07CE955449E5460E27E690DF0526_label_en-US" xlink:label="lab_us-gaap_MinimumMember_9A1B07CE955449E5460E27E690DF0526" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Minimum [Member]</link:label>
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    <link:label id="lab_us-gaap_MaximumMember_72E0D8D4163787F4A02527E690E0F7D9_label_en-US" xlink:label="lab_us-gaap_MaximumMember_72E0D8D4163787F4A02527E690E0F7D9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Maximum [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_MaximumMember" xlink:label="loc_us-gaap_MaximumMember_72E0D8D4163787F4A02527E690E0F7D9" xlink:type="locator" />
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_B8F950A971D6B426D41D27E690E0BBAD" xlink:type="locator" />
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_132EAC7C1D4C6C42738627E690E08C9E" xlink:type="locator" />
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    <link:label id="lab_pnfp_BNCBancorpMember_4731E2247BB7B6F28E3127E690E0E9E8_terseLabel_en-US" xlink:label="lab_pnfp_BNCBancorpMember_4731E2247BB7B6F28E3127E690E0E9E8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">BNC Bancorp</link:label>
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    <link:label id="lab_pnfp_TrustPreferredSecuritiesSubjectToMandatoryRedemptionOneMember_FFFB8FAB79C938C4BB3F27E690E0FCAB_terseLabel_en-US" xlink:label="lab_pnfp_TrustPreferredSecuritiesSubjectToMandatoryRedemptionOneMember_FFFB8FAB79C938C4BB3F27E690E0FCAB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Pinnacle Statutory Trust I</link:label>
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    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_TrustPreferredSecuritiesSubjectToMandatoryRedemptionTwoMember" xlink:label="loc_pnfp_TrustPreferredSecuritiesSubjectToMandatoryRedemptionTwoMember_A852C17AFC4707A7B83627E690E01DC2" xlink:type="locator" />
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    <link:label id="lab_pnfp_TrustPreferredSecuritiesSubjectToMandatoryRedemptionThreeMember_FC180FC3CAB6A02C74CD27E690E09CD7_terseLabel_en-US" xlink:label="lab_pnfp_TrustPreferredSecuritiesSubjectToMandatoryRedemptionThreeMember_FC180FC3CAB6A02C74CD27E690E09CD7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Pinnacle Statutory Trust III</link:label>
    <link:label id="lab_pnfp_TrustPreferredSecuritiesSubjectToMandatoryRedemptionThreeMember_FC180FC3CAB6A02C74CD27E690E09CD7_label_en-US" xlink:label="lab_pnfp_TrustPreferredSecuritiesSubjectToMandatoryRedemptionThreeMember_FC180FC3CAB6A02C74CD27E690E09CD7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Trust Preferred Securities Subject to Mandatory Redemption Three [Member]</link:label>
    <link:label id="lab_pnfp_TrustPreferredSecuritiesSubjectToMandatoryRedemptionThreeMember_FC180FC3CAB6A02C74CD27E690E09CD7_documentation_en-US" xlink:label="lab_pnfp_TrustPreferredSecuritiesSubjectToMandatoryRedemptionThreeMember_FC180FC3CAB6A02C74CD27E690E09CD7" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Preferred securities that embody an unconditional obligation requiring the issuer to redeem the securities by transferring the assets at a specified or determinable date (or dates) or upon an event that is certain to occur, that are issued by a consolidated trust to outside investors where the trust uses the proceeds of the issuance of those securities to purchase, from the financial institution that established the trust, an equivalent amount of junior subordinated debentures or other loans having stated maturities.</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_TrustPreferredSecuritiesSubjectToMandatoryRedemptionThreeMember" xlink:label="loc_pnfp_TrustPreferredSecuritiesSubjectToMandatoryRedemptionThreeMember_FC180FC3CAB6A02C74CD27E690E09CD7" xlink:type="locator" />
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    <link:label id="lab_pnfp_TrustPreferredSecuritiesSubjectToMandatoryRedemptionFourMember_BCF59222D8DD60362D6C27E690E0A44F_terseLabel_en-US" xlink:label="lab_pnfp_TrustPreferredSecuritiesSubjectToMandatoryRedemptionFourMember_BCF59222D8DD60362D6C27E690E0A44F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Pinnacle Statutory Trust IV</link:label>
    <link:label id="lab_pnfp_TrustPreferredSecuritiesSubjectToMandatoryRedemptionFourMember_BCF59222D8DD60362D6C27E690E0A44F_label_en-US" xlink:label="lab_pnfp_TrustPreferredSecuritiesSubjectToMandatoryRedemptionFourMember_BCF59222D8DD60362D6C27E690E0A44F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Trust Preferred Securities Subject to Mandatory Redemption Four [Member]</link:label>
    <link:label id="lab_pnfp_TrustPreferredSecuritiesSubjectToMandatoryRedemptionFourMember_BCF59222D8DD60362D6C27E690E0A44F_documentation_en-US" xlink:label="lab_pnfp_TrustPreferredSecuritiesSubjectToMandatoryRedemptionFourMember_BCF59222D8DD60362D6C27E690E0A44F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Preferred securities that embody an unconditional obligation requiring the issuer to redeem the securities by transferring the assets at a specified or determinable date (or dates) or upon an event that is certain to occur, that are issued by a consolidated trust to outside investors where the trust uses the proceeds of the issuance of those securities to purchase, from the financial institution that established the trust, an equivalent amount of junior subordinated debentures or other loans having stated maturities.</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_TrustPreferredSecuritiesSubjectToMandatoryRedemptionFourMember" xlink:label="loc_pnfp_TrustPreferredSecuritiesSubjectToMandatoryRedemptionFourMember_BCF59222D8DD60362D6C27E690E0A44F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_pnfp_TrustPreferredSecuritiesSubjectToMandatoryRedemptionFourMember_BCF59222D8DD60362D6C27E690E0A44F" xlink:to="lab_pnfp_TrustPreferredSecuritiesSubjectToMandatoryRedemptionFourMember_BCF59222D8DD60362D6C27E690E0A44F" xlink:type="arc" />
    <link:label id="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionFiveMember_1B60613A74F4C04DA27C27E690E0847A_terseLabel_en-US" xlink:label="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionFiveMember_1B60613A74F4C04DA27C27E690E0847A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">BNC Capital Trust I</link:label>
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    <link:label id="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionFiveMember_1B60613A74F4C04DA27C27E690E0847A_documentation_en-US" xlink:label="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionFiveMember_1B60613A74F4C04DA27C27E690E0847A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Trust Preferred Securities Subject to Mandatory Redemption Five [Member]</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionFiveMember" xlink:label="loc_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionFiveMember_1B60613A74F4C04DA27C27E690E0847A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionFiveMember_1B60613A74F4C04DA27C27E690E0847A" xlink:to="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionFiveMember_1B60613A74F4C04DA27C27E690E0847A" xlink:type="arc" />
    <link:label id="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionSixMember_1377A05ED9A15086D3D427E690E06F4C_terseLabel_en-US" xlink:label="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionSixMember_1377A05ED9A15086D3D427E690E06F4C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">BNC Capital Trust II</link:label>
    <link:label id="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionSixMember_1377A05ED9A15086D3D427E690E06F4C_label_en-US" xlink:label="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionSixMember_1377A05ED9A15086D3D427E690E06F4C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Trust Preferred Securities Subject to Mandatory Redemption Six [Member]</link:label>
    <link:label id="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionSixMember_1377A05ED9A15086D3D427E690E06F4C_documentation_en-US" xlink:label="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionSixMember_1377A05ED9A15086D3D427E690E06F4C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Trust Preferred Securities Subject to Mandatory Redemption Six [Member]</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionSixMember" xlink:label="loc_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionSixMember_1377A05ED9A15086D3D427E690E06F4C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionSixMember_1377A05ED9A15086D3D427E690E06F4C" xlink:to="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionSixMember_1377A05ED9A15086D3D427E690E06F4C" xlink:type="arc" />
    <link:label id="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionSevenMember_5B790E0AB059EA4BFB5127E690E07238_terseLabel_en-US" xlink:label="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionSevenMember_5B790E0AB059EA4BFB5127E690E07238" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">BNC Capital Trust III</link:label>
    <link:label id="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionSevenMember_5B790E0AB059EA4BFB5127E690E07238_label_en-US" xlink:label="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionSevenMember_5B790E0AB059EA4BFB5127E690E07238" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Trust Preferred Securities Subject to Mandatory Redemption Seven [Member]</link:label>
    <link:label id="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionSevenMember_5B790E0AB059EA4BFB5127E690E07238_documentation_en-US" xlink:label="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionSevenMember_5B790E0AB059EA4BFB5127E690E07238" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Trust Preferred Securities Subject to Mandatory Redemption Seven [Member]</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionSevenMember" xlink:label="loc_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionSevenMember_5B790E0AB059EA4BFB5127E690E07238" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionSevenMember_5B790E0AB059EA4BFB5127E690E07238" xlink:to="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionSevenMember_5B790E0AB059EA4BFB5127E690E07238" xlink:type="arc" />
    <link:label id="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionEightMember_A38C9899E8983402476127E690E0E6F9_terseLabel_en-US" xlink:label="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionEightMember_A38C9899E8983402476127E690E0E6F9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">BNC Capital Trust IV</link:label>
    <link:label id="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionEightMember_A38C9899E8983402476127E690E0E6F9_label_en-US" xlink:label="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionEightMember_A38C9899E8983402476127E690E0E6F9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Trust Preferred Securities Subject to Mandatory Redemption Eight [Member]</link:label>
    <link:label id="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionEightMember_A38C9899E8983402476127E690E0E6F9_documentation_en-US" xlink:label="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionEightMember_A38C9899E8983402476127E690E0E6F9" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Trust Preferred Securities Subject to Mandatory Redemption Eight [Member]</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionEightMember" xlink:label="loc_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionEightMember_A38C9899E8983402476127E690E0E6F9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionEightMember_A38C9899E8983402476127E690E0E6F9" xlink:to="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionEightMember_A38C9899E8983402476127E690E0E6F9" xlink:type="arc" />
    <link:label id="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionNineMember_07B8ABF3BF7EEA9ECDC227E690E09E59_terseLabel_en-US" xlink:label="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionNineMember_07B8ABF3BF7EEA9ECDC227E690E09E59" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Valley Financial Trust I</link:label>
    <link:label id="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionNineMember_07B8ABF3BF7EEA9ECDC227E690E09E59_label_en-US" xlink:label="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionNineMember_07B8ABF3BF7EEA9ECDC227E690E09E59" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Trust Preferred Securities Subject to Mandatory Redemption Nine [Member]</link:label>
    <link:label id="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionNineMember_07B8ABF3BF7EEA9ECDC227E690E09E59_documentation_en-US" xlink:label="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionNineMember_07B8ABF3BF7EEA9ECDC227E690E09E59" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Trust Preferred Securities Subject to Mandatory Redemption Nine [Member]</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionNineMember" xlink:label="loc_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionNineMember_07B8ABF3BF7EEA9ECDC227E690E09E59" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionNineMember_07B8ABF3BF7EEA9ECDC227E690E09E59" xlink:to="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionNineMember_07B8ABF3BF7EEA9ECDC227E690E09E59" xlink:type="arc" />
    <link:label id="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionTenMember_FAA514843BDEBA6B9A9827E690E08B4C_terseLabel_en-US" xlink:label="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionTenMember_FAA514843BDEBA6B9A9827E690E08B4C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Valley Financial Trust II</link:label>
    <link:label id="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionTenMember_FAA514843BDEBA6B9A9827E690E08B4C_label_en-US" xlink:label="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionTenMember_FAA514843BDEBA6B9A9827E690E08B4C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Trust Preferred Securities Subject to Mandatory Redemption Ten [Member]</link:label>
    <link:label id="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionTenMember_FAA514843BDEBA6B9A9827E690E08B4C_documentation_en-US" xlink:label="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionTenMember_FAA514843BDEBA6B9A9827E690E08B4C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Trust Preferred Securities Subject to Mandatory Redemption Ten [Member]</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionTenMember" xlink:label="loc_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionTenMember_FAA514843BDEBA6B9A9827E690E08B4C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionTenMember_FAA514843BDEBA6B9A9827E690E08B4C" xlink:to="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionTenMember_FAA514843BDEBA6B9A9827E690E08B4C" xlink:type="arc" />
    <link:label id="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionElevenMember_65A2D15C7016D7DB38BD27E690E026CE_terseLabel_en-US" xlink:label="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionElevenMember_65A2D15C7016D7DB38BD27E690E026CE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Valley Financial Trust III</link:label>
    <link:label id="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionElevenMember_65A2D15C7016D7DB38BD27E690E026CE_label_en-US" xlink:label="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionElevenMember_65A2D15C7016D7DB38BD27E690E026CE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Trust Preferred Securities Subject to Mandatory Redemption Eleven [Member]</link:label>
    <link:label id="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionElevenMember_65A2D15C7016D7DB38BD27E690E026CE_documentation_en-US" xlink:label="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionElevenMember_65A2D15C7016D7DB38BD27E690E026CE" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Trust Preferred Securities Subject to Mandatory Redemption Eleven [Member]</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionElevenMember" xlink:label="loc_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionElevenMember_65A2D15C7016D7DB38BD27E690E026CE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionElevenMember_65A2D15C7016D7DB38BD27E690E026CE" xlink:to="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionElevenMember_65A2D15C7016D7DB38BD27E690E026CE" xlink:type="arc" />
    <link:label id="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionTwelveMember_CFB46EFEC76A1C1A289F27E690E1BA6C_terseLabel_en-US" xlink:label="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionTwelveMember_CFB46EFEC76A1C1A289F27E690E1BA6C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Southcoast Capital Trust III</link:label>
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    <link:label id="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionTwelveMember_CFB46EFEC76A1C1A289F27E690E1BA6C_documentation_en-US" xlink:label="lab_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionTwelveMember_CFB46EFEC76A1C1A289F27E690E1BA6C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Trust Preferred Securities Subject to Mandatory Redemption Twelve [Member]</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionTwelveMember" xlink:label="loc_pnfp_TrustPreferredSecuritiesSubjecttoMandatoryRedemptionTwelveMember_CFB46EFEC76A1C1A289F27E690E1BA6C" xlink:type="locator" />
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    <link:label id="lab_pnfp_PinnacleBankNotesEstablishedOnJuly302015Member_A8F8533ABFEBBF07F65627E690E17BDE_terseLabel_en-US" xlink:label="lab_pnfp_PinnacleBankNotesEstablishedOnJuly302015Member_A8F8533ABFEBBF07F65627E690E17BDE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Pinnacle Bank Subordinated Notes</link:label>
    <link:label id="lab_pnfp_PinnacleBankNotesEstablishedOnJuly302015Member_A8F8533ABFEBBF07F65627E690E17BDE_label_en-US" xlink:label="lab_pnfp_PinnacleBankNotesEstablishedOnJuly302015Member_A8F8533ABFEBBF07F65627E690E17BDE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Pinnacle Bank Notes Established On July302015 [Member]</link:label>
    <link:label id="lab_pnfp_PinnacleBankNotesEstablishedOnJuly302015Member_A8F8533ABFEBBF07F65627E690E17BDE_documentation_en-US" xlink:label="lab_pnfp_PinnacleBankNotesEstablishedOnJuly302015Member_A8F8533ABFEBBF07F65627E690E17BDE" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Refers to the Pinnacle Bank notes issued.</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_PinnacleBankNotesEstablishedOnJuly302015Member" xlink:label="loc_pnfp_PinnacleBankNotesEstablishedOnJuly302015Member_A8F8533ABFEBBF07F65627E690E17BDE" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_pnfp_PinnacleBankNotesEstablishedOnJuly302015Member_A8F8533ABFEBBF07F65627E690E17BDE" xlink:to="lab_pnfp_PinnacleBankNotesEstablishedOnJuly302015Member_A8F8533ABFEBBF07F65627E690E17BDE" xlink:type="arc" />
    <link:label id="lab_pnfp_PinnacleBankNotesEstablishedOnMarch102016Member_8D580B904F50980E3DB927E690E1EEF9_terseLabel_en-US" xlink:label="lab_pnfp_PinnacleBankNotesEstablishedOnMarch102016Member_8D580B904F50980E3DB927E690E1EEF9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Pinnacle Bank Subordinated Notes</link:label>
    <link:label id="lab_pnfp_PinnacleBankNotesEstablishedOnMarch102016Member_8D580B904F50980E3DB927E690E1EEF9_label_en-US" xlink:label="lab_pnfp_PinnacleBankNotesEstablishedOnMarch102016Member_8D580B904F50980E3DB927E690E1EEF9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Pinnacle Bank Notes Established On March102016 [Member]</link:label>
    <link:label id="lab_pnfp_PinnacleBankNotesEstablishedOnMarch102016Member_8D580B904F50980E3DB927E690E1EEF9_documentation_en-US" xlink:label="lab_pnfp_PinnacleBankNotesEstablishedOnMarch102016Member_8D580B904F50980E3DB927E690E1EEF9" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Refers to the Pinnacle Bank notes issued.</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_PinnacleBankNotesEstablishedOnMarch102016Member" xlink:label="loc_pnfp_PinnacleBankNotesEstablishedOnMarch102016Member_8D580B904F50980E3DB927E690E1EEF9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_pnfp_PinnacleBankNotesEstablishedOnMarch102016Member_8D580B904F50980E3DB927E690E1EEF9" xlink:to="lab_pnfp_PinnacleBankNotesEstablishedOnMarch102016Member_8D580B904F50980E3DB927E690E1EEF9" xlink:type="arc" />
    <link:label id="lab_pnfp_AvenueSubordinatedNotesMember_19870BD3DE7ED674CD7027E690E1780B_terseLabel_en-US" xlink:label="lab_pnfp_AvenueSubordinatedNotesMember_19870BD3DE7ED674CD7027E690E1780B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Avenue Subordinated Notes</link:label>
    <link:label id="lab_pnfp_AvenueSubordinatedNotesMember_19870BD3DE7ED674CD7027E690E1780B_label_en-US" xlink:label="lab_pnfp_AvenueSubordinatedNotesMember_19870BD3DE7ED674CD7027E690E1780B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Avenue Subordinated Notes [Member]</link:label>
    <link:label id="lab_pnfp_AvenueSubordinatedNotesMember_19870BD3DE7ED674CD7027E690E1780B_documentation_en-US" xlink:label="lab_pnfp_AvenueSubordinatedNotesMember_19870BD3DE7ED674CD7027E690E1780B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Refers to the avenue subordinated notes issued.</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_AvenueSubordinatedNotesMember" xlink:label="loc_pnfp_AvenueSubordinatedNotesMember_19870BD3DE7ED674CD7027E690E1780B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_pnfp_AvenueSubordinatedNotesMember_19870BD3DE7ED674CD7027E690E1780B" xlink:to="lab_pnfp_AvenueSubordinatedNotesMember_19870BD3DE7ED674CD7027E690E1780B" xlink:type="arc" />
    <link:label id="lab_pnfp_PinnacleFinancialNotesMember_5C615C3997EC0DD781D627E690E14465_terseLabel_en-US" xlink:label="lab_pnfp_PinnacleFinancialNotesMember_5C615C3997EC0DD781D627E690E14465" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Pinnacle Financial Subordinated Notes</link:label>
    <link:label id="lab_pnfp_PinnacleFinancialNotesMember_5C615C3997EC0DD781D627E690E14465_label_en-US" xlink:label="lab_pnfp_PinnacleFinancialNotesMember_5C615C3997EC0DD781D627E690E14465" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Pinnacle Financial Notes [Member]</link:label>
    <link:label id="lab_pnfp_PinnacleFinancialNotesMember_5C615C3997EC0DD781D627E690E14465_documentation_en-US" xlink:label="lab_pnfp_PinnacleFinancialNotesMember_5C615C3997EC0DD781D627E690E14465" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Refers to the Pinnacle Financial notes issued.</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_PinnacleFinancialNotesMember" xlink:label="loc_pnfp_PinnacleFinancialNotesMember_5C615C3997EC0DD781D627E690E14465" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_pnfp_PinnacleFinancialNotesMember_5C615C3997EC0DD781D627E690E14465" xlink:to="lab_pnfp_PinnacleFinancialNotesMember_5C615C3997EC0DD781D627E690E14465" xlink:type="arc" />
    <link:label id="lab_pnfp_BNCSubordinatedNotesMember_87412787E1AA6AD9663E27E690E19A8D_terseLabel_en-US" xlink:label="lab_pnfp_BNCSubordinatedNotesMember_87412787E1AA6AD9663E27E690E19A8D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">BNC Subordinated Notes</link:label>
    <link:label id="lab_pnfp_BNCSubordinatedNotesMember_87412787E1AA6AD9663E27E690E19A8D_label_en-US" xlink:label="lab_pnfp_BNCSubordinatedNotesMember_87412787E1AA6AD9663E27E690E19A8D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">BNC Subordinated Notes [Member]</link:label>
    <link:label id="lab_pnfp_BNCSubordinatedNotesMember_87412787E1AA6AD9663E27E690E19A8D_documentation_en-US" xlink:label="lab_pnfp_BNCSubordinatedNotesMember_87412787E1AA6AD9663E27E690E19A8D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">BNC Subordinated Notes [Member]</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_BNCSubordinatedNotesMember" xlink:label="loc_pnfp_BNCSubordinatedNotesMember_87412787E1AA6AD9663E27E690E19A8D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_pnfp_BNCSubordinatedNotesMember_87412787E1AA6AD9663E27E690E19A8D" xlink:to="lab_pnfp_BNCSubordinatedNotesMember_87412787E1AA6AD9663E27E690E19A8D" xlink:type="arc" />
    <link:label id="lab_pnfp_TownebankSubordinatedNotesMember_0B50143E210CA8BB8C0427E690E1B945_terseLabel_en-US" xlink:label="lab_pnfp_TownebankSubordinatedNotesMember_0B50143E210CA8BB8C0427E690E1B945" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">BNC Subordinated Note</link:label>
    <link:label id="lab_pnfp_TownebankSubordinatedNotesMember_0B50143E210CA8BB8C0427E690E1B945_label_en-US" xlink:label="lab_pnfp_TownebankSubordinatedNotesMember_0B50143E210CA8BB8C0427E690E1B945" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Townebank Subordinated Notes [Member]</link:label>
    <link:label id="lab_pnfp_TownebankSubordinatedNotesMember_0B50143E210CA8BB8C0427E690E1B945_documentation_en-US" xlink:label="lab_pnfp_TownebankSubordinatedNotesMember_0B50143E210CA8BB8C0427E690E1B945" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Townebank Subordinated Notes [Member]</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_TownebankSubordinatedNotesMember" xlink:label="loc_pnfp_TownebankSubordinatedNotesMember_0B50143E210CA8BB8C0427E690E1B945" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_pnfp_TownebankSubordinatedNotesMember_0B50143E210CA8BB8C0427E690E1B945" xlink:to="lab_pnfp_TownebankSubordinatedNotesMember_0B50143E210CA8BB8C0427E690E1B945" xlink:type="arc" />
    <link:label id="lab_pnfp_BNCSubordinatedNotesAssumedDueOctober2023Member_9A32C84AD46DB784600027E690E1ED5B_terseLabel_en-US" xlink:label="lab_pnfp_BNCSubordinatedNotesAssumedDueOctober2023Member_9A32C84AD46DB784600027E690E1ED5B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">BNC Subordinated Notes Assumed Due October 2023</link:label>
    <link:label id="lab_pnfp_BNCSubordinatedNotesAssumedDueOctober2023Member_9A32C84AD46DB784600027E690E1ED5B_label_en-US" xlink:label="lab_pnfp_BNCSubordinatedNotesAssumedDueOctober2023Member_9A32C84AD46DB784600027E690E1ED5B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">BNC Subordinated Notes Assumed Due October 2023 [Member]</link:label>
    <link:label id="lab_pnfp_BNCSubordinatedNotesAssumedDueOctober2023Member_9A32C84AD46DB784600027E690E1ED5B_documentation_en-US" xlink:label="lab_pnfp_BNCSubordinatedNotesAssumedDueOctober2023Member_9A32C84AD46DB784600027E690E1ED5B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">BNC Subordinated Notes Assumed Due October 2023 [Member]</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_BNCSubordinatedNotesAssumedDueOctober2023Member" xlink:label="loc_pnfp_BNCSubordinatedNotesAssumedDueOctober2023Member_9A32C84AD46DB784600027E690E1ED5B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_pnfp_BNCSubordinatedNotesAssumedDueOctober2023Member_9A32C84AD46DB784600027E690E1ED5B" xlink:to="lab_pnfp_BNCSubordinatedNotesAssumedDueOctober2023Member_9A32C84AD46DB784600027E690E1ED5B" xlink:type="arc" />
    <link:label id="lab_us-gaap_CreditFacilityAxis_45D4861588A20B60199327E690E13913_terseLabel_en-US" xlink:label="lab_us-gaap_CreditFacilityAxis_45D4861588A20B60199327E690E13913" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Credit Facility [Axis]</link:label>
    <link:label id="lab_us-gaap_CreditFacilityAxis_45D4861588A20B60199327E690E13913_label_en-US" xlink:label="lab_us-gaap_CreditFacilityAxis_45D4861588A20B60199327E690E13913" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Credit Facility [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CreditFacilityAxis" xlink:label="loc_us-gaap_CreditFacilityAxis_45D4861588A20B60199327E690E13913" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CreditFacilityAxis_45D4861588A20B60199327E690E13913" xlink:to="lab_us-gaap_CreditFacilityAxis_45D4861588A20B60199327E690E13913" xlink:type="arc" />
    <link:label id="lab_us-gaap_CreditFacilityDomain_913821B9F3B7B5120B4D27E690E14DA6_terseLabel_en-US" xlink:label="lab_us-gaap_CreditFacilityDomain_913821B9F3B7B5120B4D27E690E14DA6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Credit Facility [Domain]</link:label>
    <link:label id="lab_us-gaap_CreditFacilityDomain_913821B9F3B7B5120B4D27E690E14DA6_label_en-US" xlink:label="lab_us-gaap_CreditFacilityDomain_913821B9F3B7B5120B4D27E690E14DA6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Credit Facility [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CreditFacilityDomain" xlink:label="loc_us-gaap_CreditFacilityDomain_913821B9F3B7B5120B4D27E690E14DA6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CreditFacilityDomain_913821B9F3B7B5120B4D27E690E14DA6" xlink:to="lab_us-gaap_CreditFacilityDomain_913821B9F3B7B5120B4D27E690E14DA6" xlink:type="arc" />
    <link:label id="lab_us-gaap_RevolvingCreditFacilityMember_75131331F2E37C94B08827E690E103A7_terseLabel_en-US" xlink:label="lab_us-gaap_RevolvingCreditFacilityMember_75131331F2E37C94B08827E690E103A7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Revolving credit facility</link:label>
    <link:label id="lab_us-gaap_RevolvingCreditFacilityMember_75131331F2E37C94B08827E690E103A7_label_en-US" xlink:label="lab_us-gaap_RevolvingCreditFacilityMember_75131331F2E37C94B08827E690E103A7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Revolving Credit Facility [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RevolvingCreditFacilityMember" xlink:label="loc_us-gaap_RevolvingCreditFacilityMember_75131331F2E37C94B08827E690E103A7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RevolvingCreditFacilityMember_75131331F2E37C94B08827E690E103A7" xlink:to="lab_us-gaap_RevolvingCreditFacilityMember_75131331F2E37C94B08827E690E103A7" xlink:type="arc" />
    <link:label id="lab_us-gaap_DebtInstrumentLineItems_BB084998D4B19C84F6AD27E690E10613_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentLineItems_BB084998D4B19C84F6AD27E690E10613" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Debt Instrument [Line Items]</link:label>
    <link:label id="lab_us-gaap_DebtInstrumentLineItems_BB084998D4B19C84F6AD27E690E10613_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentLineItems_BB084998D4B19C84F6AD27E690E10613" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Instrument [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="loc_us-gaap_DebtInstrumentLineItems_BB084998D4B19C84F6AD27E690E10613" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentLineItems_BB084998D4B19C84F6AD27E690E10613" xlink:to="lab_us-gaap_DebtInstrumentLineItems_BB084998D4B19C84F6AD27E690E10613" xlink:type="arc" />
    <link:label id="lab_us-gaap_DebtInstrumentIssuanceDate1_7542B1544EB5D94C197C27E690E19D95_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentIssuanceDate1_7542B1544EB5D94C197C27E690E19D95" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Date Established</link:label>
    <link:label id="lab_us-gaap_DebtInstrumentIssuanceDate1_7542B1544EB5D94C197C27E690E19D95_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentIssuanceDate1_7542B1544EB5D94C197C27E690E19D95" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Debt Instrument, Issuance Date</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DebtInstrumentIssuanceDate1" xlink:label="loc_us-gaap_DebtInstrumentIssuanceDate1_7542B1544EB5D94C197C27E690E19D95" xlink:type="locator" />
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DebtInstrumentMaturityDate" xlink:label="loc_us-gaap_DebtInstrumentMaturityDate_0818640F4CB7EF29DD0527E690E1CE0C" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentMaturityDate_0818640F4CB7EF29DD0527E690E1CE0C" xlink:to="lab_us-gaap_DebtInstrumentMaturityDate_0818640F4CB7EF29DD0527E690E1CE0C" xlink:type="arc" />
    <link:label id="lab_us-gaap_SubordinatedDebt_108DC535109E99C1ADDA27E690E150AA_terseLabel_en-US" xlink:label="lab_us-gaap_SubordinatedDebt_108DC535109E99C1ADDA27E690E150AA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Total Debt Outstanding</link:label>
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SubordinatedDebt" xlink:label="loc_us-gaap_SubordinatedDebt_108DC535109E99C1ADDA27E690E150AA" xlink:type="locator" />
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    <link:label id="lab_us-gaap_ShareBasedCompensation_4A184AD083966C9E203D3841A5C50B0C_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensation_4A184AD083966C9E203D3841A5C50B0C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Stock-based compensation expense</link:label>
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    <link:label id="lab_us-gaap_DeferredIncomeTaxExpenseBenefit_9F7C96E209C3C9C1E9613841A5C5D87E_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredIncomeTaxExpenseBenefit_9F7C96E209C3C9C1E9613841A5C5D87E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Deferred tax expense</link:label>
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    <link:label id="lab_pnfp_GainsLossesOnSalesOfOtherRealEstateAndOtherInvestments_13DFD2218FF25F72DF453841A5C57D4B_negatedTerseLabel_en-US" xlink:label="lab_pnfp_GainsLossesOnSalesOfOtherRealEstateAndOtherInvestments_13DFD2218FF25F72DF453841A5C57D4B" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Losses (gains) on dispositions of other real estate and other investments</link:label>
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    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_GainsLossesOnSalesOfOtherRealEstateAndOtherInvestments" xlink:label="loc_pnfp_GainsLossesOnSalesOfOtherRealEstateAndOtherInvestments_13DFD2218FF25F72DF453841A5C57D4B" xlink:type="locator" />
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    <link:label id="lab_us-gaap_IncomeLossFromEquityMethodInvestments_B21132CB6CF471F1CFF23841A5C5F942_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_IncomeLossFromEquityMethodInvestments_B21132CB6CF471F1CFF23841A5C5F942" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Income from equity method investment</link:label>
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    <link:label id="lab_us-gaap_IncreaseDecreaseInLoansHeldForSale_F67E39B473958BE0DF273841A5C583F6_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInLoansHeldForSale_F67E39B473958BE0DF273841A5C583F6" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Gain on other loans sold, net</link:label>
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    <link:label id="lab_us-gaap_FinancialInstrumentPerformanceStatusDomain_45CA670EEF4CAD07F5AA3841A46C95A6_label_en-US" xlink:label="lab_us-gaap_FinancialInstrumentPerformanceStatusDomain_45CA670EEF4CAD07F5AA3841A46C95A6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financial Instrument Performance Status [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FinancialInstrumentPerformanceStatusDomain" xlink:label="loc_us-gaap_FinancialInstrumentPerformanceStatusDomain_45CA670EEF4CAD07F5AA3841A46C95A6" xlink:type="locator" />
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    <link:label id="lab_us-gaap_ReceivablesAcquiredWithDeterioratedCreditQualityAxis_EB98A6179AF1426566D33841A46C5EC4_terseLabel_en-US" xlink:label="lab_us-gaap_ReceivablesAcquiredWithDeterioratedCreditQualityAxis_EB98A6179AF1426566D33841A46C5EC4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Receivables Acquired with Deteriorated Credit Quality [Axis]</link:label>
    <link:label id="lab_us-gaap_ReceivablesAcquiredWithDeterioratedCreditQualityAxis_EB98A6179AF1426566D33841A46C5EC4_label_en-US" xlink:label="lab_us-gaap_ReceivablesAcquiredWithDeterioratedCreditQualityAxis_EB98A6179AF1426566D33841A46C5EC4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Receivables Acquired with Deteriorated Credit Quality [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ReceivablesAcquiredWithDeterioratedCreditQualityAxis" xlink:label="loc_us-gaap_ReceivablesAcquiredWithDeterioratedCreditQualityAxis_EB98A6179AF1426566D33841A46C5EC4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ReceivablesAcquiredWithDeterioratedCreditQualityAxis_EB98A6179AF1426566D33841A46C5EC4" xlink:to="lab_us-gaap_ReceivablesAcquiredWithDeterioratedCreditQualityAxis_EB98A6179AF1426566D33841A46C5EC4" xlink:type="arc" />
    <link:label id="lab_us-gaap_ReceivablesAcquiredWithDeterioratedCreditQualityDomain_A025F6684B4635F7E96E3841A46CE1E0_terseLabel_en-US" xlink:label="lab_us-gaap_ReceivablesAcquiredWithDeterioratedCreditQualityDomain_A025F6684B4635F7E96E3841A46CE1E0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Receivables Acquired with Deteriorated Credit Quality [Domain]</link:label>
    <link:label id="lab_us-gaap_ReceivablesAcquiredWithDeterioratedCreditQualityDomain_A025F6684B4635F7E96E3841A46CE1E0_label_en-US" xlink:label="lab_us-gaap_ReceivablesAcquiredWithDeterioratedCreditQualityDomain_A025F6684B4635F7E96E3841A46CE1E0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Receivables Acquired with Deteriorated Credit Quality [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ReceivablesAcquiredWithDeterioratedCreditQualityDomain" xlink:label="loc_us-gaap_ReceivablesAcquiredWithDeterioratedCreditQualityDomain_A025F6684B4635F7E96E3841A46CE1E0" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ReceivablesAcquiredWithDeterioratedCreditQualityDomain_A025F6684B4635F7E96E3841A46CE1E0" xlink:to="lab_us-gaap_ReceivablesAcquiredWithDeterioratedCreditQualityDomain_A025F6684B4635F7E96E3841A46CE1E0" xlink:type="arc" />
    <link:label id="lab_us-gaap_ReceivablesAcquiredWithDeterioratedCreditQualityMember_0D34EAFBE3AD06F7803C3841A46CD25D_verboseLabel_en-US" xlink:label="lab_us-gaap_ReceivablesAcquiredWithDeterioratedCreditQualityMember_0D34EAFBE3AD06F7803C3841A46CD25D" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Receivables acquired with deteriorated credit quality</link:label>
    <link:label id="lab_us-gaap_ReceivablesAcquiredWithDeterioratedCreditQualityMember_0D34EAFBE3AD06F7803C3841A46CD25D_label_en-US" xlink:label="lab_us-gaap_ReceivablesAcquiredWithDeterioratedCreditQualityMember_0D34EAFBE3AD06F7803C3841A46CD25D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Receivables Acquired with Deteriorated Credit Quality [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ReceivablesAcquiredWithDeterioratedCreditQualityMember" xlink:label="loc_us-gaap_ReceivablesAcquiredWithDeterioratedCreditQualityMember_0D34EAFBE3AD06F7803C3841A46CD25D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ReceivablesAcquiredWithDeterioratedCreditQualityMember_0D34EAFBE3AD06F7803C3841A46CD25D" xlink:to="lab_us-gaap_ReceivablesAcquiredWithDeterioratedCreditQualityMember_0D34EAFBE3AD06F7803C3841A46CD25D" xlink:type="arc" />
    <link:label id="lab_pnfp_PercentageOfLoanPortfolioAsCommercialLoan_493A4C9DEEACBEE1EDFE3841A46DC203_terseLabel_en-US" xlink:label="lab_pnfp_PercentageOfLoanPortfolioAsCommercialLoan_493A4C9DEEACBEE1EDFE3841A46DC203" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Percentage of loan portfolio as commercial loan</link:label>
    <link:label id="lab_pnfp_PercentageOfLoanPortfolioAsCommercialLoan_493A4C9DEEACBEE1EDFE3841A46DC203_label_en-US" xlink:label="lab_pnfp_PercentageOfLoanPortfolioAsCommercialLoan_493A4C9DEEACBEE1EDFE3841A46DC203" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Percentage of loan portfolio as commercial loan</link:label>
    <link:label id="lab_pnfp_PercentageOfLoanPortfolioAsCommercialLoan_493A4C9DEEACBEE1EDFE3841A46DC203_documentation_en-US" xlink:label="lab_pnfp_PercentageOfLoanPortfolioAsCommercialLoan_493A4C9DEEACBEE1EDFE3841A46DC203" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Refers to percentage of loan portfolio analyzed as commercial loan type with a specifically assigned risk rating in the allowance for loan loss assessment.</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_PercentageOfLoanPortfolioAsCommercialLoan" xlink:label="loc_pnfp_PercentageOfLoanPortfolioAsCommercialLoan_493A4C9DEEACBEE1EDFE3841A46DC203" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_pnfp_PercentageOfLoanPortfolioAsCommercialLoan_493A4C9DEEACBEE1EDFE3841A46DC203" xlink:to="lab_pnfp_PercentageOfLoanPortfolioAsCommercialLoan_493A4C9DEEACBEE1EDFE3841A46DC203" xlink:type="arc" />
    <link:label id="lab_pnfp_RiskRatedLoans_87A1A596C363FECA237D3841A46D2E8D_terseLabel_en-US" xlink:label="lab_pnfp_RiskRatedLoans_87A1A596C363FECA237D3841A46D2E8D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Risk rated loans</link:label>
    <link:label id="lab_pnfp_RiskRatedLoans_87A1A596C363FECA237D3841A46D2E8D_label_en-US" xlink:label="lab_pnfp_RiskRatedLoans_87A1A596C363FECA237D3841A46D2E8D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Risk rated loans</link:label>
    <link:label id="lab_pnfp_RiskRatedLoans_87A1A596C363FECA237D3841A46D2E8D_documentation_en-US" xlink:label="lab_pnfp_RiskRatedLoans_87A1A596C363FECA237D3841A46D2E8D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The amount of risk rated loans that are subject to continual review by the loan officer at the end of the period,</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_RiskRatedLoans" xlink:label="loc_pnfp_RiskRatedLoans_87A1A596C363FECA237D3841A46D2E8D" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_pnfp_RiskRatedLoans_87A1A596C363FECA237D3841A46D2E8D" xlink:to="lab_pnfp_RiskRatedLoans_87A1A596C363FECA237D3841A46D2E8D" xlink:type="arc" />
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment_4C8D365E9CE3E180C7EE3841A46DFAC3_terseLabel_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment_4C8D365E9CE3E180C7EE3841A46DFAC3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Impaired receivable increase</link:label>
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment_4C8D365E9CE3E180C7EE3841A46DFAC3_label_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment_4C8D365E9CE3E180C7EE3841A46DFAC3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Impaired Financing Receivable, Average Recorded Investment</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment" xlink:label="loc_us-gaap_ImpairedFinancingReceivableAverageRecordedInvestment_4C8D365E9CE3E180C7EE3841A46DFAC3" xlink:type="locator" />
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    <link:label id="lab_us-gaap_ImpairedFinancingReceivableInterestIncomeCashBasisMethod_B845BBA45DCF808571DD3841A472A495_terseLabel_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableInterestIncomeCashBasisMethod_B845BBA45DCF808571DD3841A472A495" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Cash payments received on nonaccrual loans</link:label>
    <link:label id="lab_us-gaap_ImpairedFinancingReceivableInterestIncomeCashBasisMethod_B845BBA45DCF808571DD3841A472A495_label_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableInterestIncomeCashBasisMethod_B845BBA45DCF808571DD3841A472A495" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Impaired Financing Receivable, Interest Income, Cash Basis Method</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ImpairedFinancingReceivableInterestIncomeCashBasisMethod" xlink:label="loc_us-gaap_ImpairedFinancingReceivableInterestIncomeCashBasisMethod_B845BBA45DCF808571DD3841A472A495" xlink:type="locator" />
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    <link:label id="lab_us-gaap_LoansAndLeasesReceivableImpairedInterestLostOnNonaccrualLoans_F61C3F3DA4E7D1CC7D6E3841A472C078_terseLabel_en-US" xlink:label="lab_us-gaap_LoansAndLeasesReceivableImpairedInterestLostOnNonaccrualLoans_F61C3F3DA4E7D1CC7D6E3841A472C078" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Nonaccrual loans</link:label>
    <link:label id="lab_us-gaap_LoansAndLeasesReceivableImpairedInterestLostOnNonaccrualLoans_F61C3F3DA4E7D1CC7D6E3841A472C078_label_en-US" xlink:label="lab_us-gaap_LoansAndLeasesReceivableImpairedInterestLostOnNonaccrualLoans_F61C3F3DA4E7D1CC7D6E3841A472C078" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loans and Leases Receivable, Impaired, Interest Lost on Nonaccrual Loans</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LoansAndLeasesReceivableImpairedInterestLostOnNonaccrualLoans" xlink:label="loc_us-gaap_LoansAndLeasesReceivableImpairedInterestLostOnNonaccrualLoans_F61C3F3DA4E7D1CC7D6E3841A472C078" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LoansAndLeasesReceivableImpairedInterestLostOnNonaccrualLoans_F61C3F3DA4E7D1CC7D6E3841A472C078" xlink:to="lab_us-gaap_LoansAndLeasesReceivableImpairedInterestLostOnNonaccrualLoans_F61C3F3DA4E7D1CC7D6E3841A472C078" xlink:type="arc" />
    <link:label id="lab_pnfp_FinancingReceivableModificationsAccruingAsOfRestructureDate_E4B5C233951D78DE90D93841A472EA92_terseLabel_en-US" xlink:label="lab_pnfp_FinancingReceivableModificationsAccruingAsOfRestructureDate_E4B5C233951D78DE90D93841A472EA92" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Troubled debt restructurings performing as of restructure date</link:label>
    <link:label id="lab_pnfp_FinancingReceivableModificationsAccruingAsOfRestructureDate_E4B5C233951D78DE90D93841A472EA92_label_en-US" xlink:label="lab_pnfp_FinancingReceivableModificationsAccruingAsOfRestructureDate_E4B5C233951D78DE90D93841A472EA92" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financing Receivable, Modifications, Accruing As Of Restructure Date</link:label>
    <link:label id="lab_pnfp_FinancingReceivableModificationsAccruingAsOfRestructureDate_E4B5C233951D78DE90D93841A472EA92_documentation_en-US" xlink:label="lab_pnfp_FinancingReceivableModificationsAccruingAsOfRestructureDate_E4B5C233951D78DE90D93841A472EA92" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Amount of investment related to financing receivables modified by troubled debt restructurings which were performing and accruing interest as of restructure date.</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_FinancingReceivableModificationsAccruingAsOfRestructureDate" xlink:label="loc_pnfp_FinancingReceivableModificationsAccruingAsOfRestructureDate_E4B5C233951D78DE90D93841A472EA92" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_pnfp_FinancingReceivableModificationsAccruingAsOfRestructureDate_E4B5C233951D78DE90D93841A472EA92" xlink:to="lab_pnfp_FinancingReceivableModificationsAccruingAsOfRestructureDate_E4B5C233951D78DE90D93841A472EA92" xlink:type="arc" />
    <link:label id="lab_pnfp_PercentageOfCreditExposureToRiskBasedCapital_24D68DCB60FA380155DB3841A4724079_terseLabel_en-US" xlink:label="lab_pnfp_PercentageOfCreditExposureToRiskBasedCapital_24D68DCB60FA380155DB3841A4724079" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Percentage of credit exposure to risk based capital</link:label>
    <link:label id="lab_pnfp_PercentageOfCreditExposureToRiskBasedCapital_24D68DCB60FA380155DB3841A4724079_label_en-US" xlink:label="lab_pnfp_PercentageOfCreditExposureToRiskBasedCapital_24D68DCB60FA380155DB3841A4724079" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Percentage of credit exposure to risk based capital</link:label>
    <link:label id="lab_pnfp_PercentageOfCreditExposureToRiskBasedCapital_24D68DCB60FA380155DB3841A4724079_documentation_en-US" xlink:label="lab_pnfp_PercentageOfCreditExposureToRiskBasedCapital_24D68DCB60FA380155DB3841A4724079" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Refers to percentage of credit exposure (loans outstanding plus unfunded lines of credit) to total risk based capital to borrowers in certain industries.</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_PercentageOfCreditExposureToRiskBasedCapital" xlink:label="loc_pnfp_PercentageOfCreditExposureToRiskBasedCapital_24D68DCB60FA380155DB3841A4724079" xlink:type="locator" />
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    <link:label id="lab_pnfp_LoansAndLeasesMaximumPermissibleReceivableRelatedParties_2C9EBC7B2FE020D9AB7D3841A4727E28_terseLabel_en-US" xlink:label="lab_pnfp_LoansAndLeasesMaximumPermissibleReceivableRelatedParties_2C9EBC7B2FE020D9AB7D3841A4727E28" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Loans and other extensions of credit granted to directors, executive officers, and their related entities</link:label>
    <link:label id="lab_pnfp_LoansAndLeasesMaximumPermissibleReceivableRelatedParties_2C9EBC7B2FE020D9AB7D3841A4727E28_label_en-US" xlink:label="lab_pnfp_LoansAndLeasesMaximumPermissibleReceivableRelatedParties_2C9EBC7B2FE020D9AB7D3841A4727E28" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loans And Leases maximum permissible Receivable Related Parties</link:label>
    <link:label id="lab_pnfp_LoansAndLeasesMaximumPermissibleReceivableRelatedParties_2C9EBC7B2FE020D9AB7D3841A4727E28_documentation_en-US" xlink:label="lab_pnfp_LoansAndLeasesMaximumPermissibleReceivableRelatedParties_2C9EBC7B2FE020D9AB7D3841A4727E28" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">For an unclassified balance sheet, reflects the maximum permissible amount of unpaid loan amounts due from related parties at the balance sheet date.</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_LoansAndLeasesMaximumPermissibleReceivableRelatedParties" xlink:label="loc_pnfp_LoansAndLeasesMaximumPermissibleReceivableRelatedParties_2C9EBC7B2FE020D9AB7D3841A4727E28" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_pnfp_LoansAndLeasesMaximumPermissibleReceivableRelatedParties_2C9EBC7B2FE020D9AB7D3841A4727E28" xlink:to="lab_pnfp_LoansAndLeasesMaximumPermissibleReceivableRelatedParties_2C9EBC7B2FE020D9AB7D3841A4727E28" xlink:type="arc" />
    <link:label id="lab_us-gaap_LoansAndLeasesReceivableRelatedParties_18EB0D41D3EA883F9A183841A472FAEC_terseLabel_en-US" xlink:label="lab_us-gaap_LoansAndLeasesReceivableRelatedParties_18EB0D41D3EA883F9A183841A472FAEC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Amount drawn from loans and other extensions of credit granted</link:label>
    <link:label id="lab_us-gaap_LoansAndLeasesReceivableRelatedParties_18EB0D41D3EA883F9A183841A472FAEC_label_en-US" xlink:label="lab_us-gaap_LoansAndLeasesReceivableRelatedParties_18EB0D41D3EA883F9A183841A472FAEC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loans and Leases Receivable, Related Parties</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LoansAndLeasesReceivableRelatedParties" xlink:label="loc_us-gaap_LoansAndLeasesReceivableRelatedParties_18EB0D41D3EA883F9A183841A472FAEC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LoansAndLeasesReceivableRelatedParties_18EB0D41D3EA883F9A183841A472FAEC" xlink:to="lab_us-gaap_LoansAndLeasesReceivableRelatedParties_18EB0D41D3EA883F9A183841A472FAEC" xlink:type="arc" />
    <link:label id="lab_us-gaap_LoansReceivableHeldForSaleNetNotPartOfDisposalGroupCommercialAndIndustrial_0A6BF5363F61E09FD74A3841A47294C9_terseLabel_en-US" xlink:label="lab_us-gaap_LoansReceivableHeldForSaleNetNotPartOfDisposalGroupCommercialAndIndustrial_0A6BF5363F61E09FD74A3841A47294C9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Commercial loans held-for-sale</link:label>
    <link:label id="lab_us-gaap_LoansReceivableHeldForSaleNetNotPartOfDisposalGroupCommercialAndIndustrial_0A6BF5363F61E09FD74A3841A47294C9_label_en-US" xlink:label="lab_us-gaap_LoansReceivableHeldForSaleNetNotPartOfDisposalGroupCommercialAndIndustrial_0A6BF5363F61E09FD74A3841A47294C9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loans Receivable Held-for-sale, Net, Not Part of Disposal Group, Commercial and Industrial</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LoansReceivableHeldForSaleNetNotPartOfDisposalGroupCommercialAndIndustrial" xlink:label="loc_us-gaap_LoansReceivableHeldForSaleNetNotPartOfDisposalGroupCommercialAndIndustrial_0A6BF5363F61E09FD74A3841A47294C9" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LoansReceivableHeldForSaleNetNotPartOfDisposalGroupCommercialAndIndustrial_0A6BF5363F61E09FD74A3841A47294C9" xlink:to="lab_us-gaap_LoansReceivableHeldForSaleNetNotPartOfDisposalGroupCommercialAndIndustrial_0A6BF5363F61E09FD74A3841A47294C9" xlink:type="arc" />
    <link:label id="lab_us-gaap_LoansReceivableHeldForSaleNetNotPartOfDisposalGroupMortgage_D15E7430F489E59EFFB23841A4729159_verboseLabel_en-US" xlink:label="lab_us-gaap_LoansReceivableHeldForSaleNetNotPartOfDisposalGroupMortgage_D15E7430F489E59EFFB23841A4729159" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Mortgage loans held-for-sale</link:label>
    <link:label id="lab_us-gaap_LoansReceivableHeldForSaleNetNotPartOfDisposalGroupMortgage_D15E7430F489E59EFFB23841A4729159_label_en-US" xlink:label="lab_us-gaap_LoansReceivableHeldForSaleNetNotPartOfDisposalGroupMortgage_D15E7430F489E59EFFB23841A4729159" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loans Receivable Held-for-sale, Net, Not Part of Disposal Group, Mortgage</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LoansReceivableHeldForSaleNetNotPartOfDisposalGroupMortgage" xlink:label="loc_us-gaap_LoansReceivableHeldForSaleNetNotPartOfDisposalGroupMortgage_D15E7430F489E59EFFB23841A4729159" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LoansReceivableHeldForSaleNetNotPartOfDisposalGroupMortgage_D15E7430F489E59EFFB23841A4729159" xlink:to="lab_us-gaap_LoansReceivableHeldForSaleNetNotPartOfDisposalGroupMortgage_D15E7430F489E59EFFB23841A4729159" xlink:type="arc" />
    <link:label id="lab_us-gaap_ProceedsFromSaleOfMortgageLoansHeldForSale_310268B69502FFAF8F4C3841A4726BB5_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromSaleOfMortgageLoansHeldForSale_310268B69502FFAF8F4C3841A4726BB5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Loans sold</link:label>
    <link:label id="lab_us-gaap_ProceedsFromSaleOfMortgageLoansHeldForSale_310268B69502FFAF8F4C3841A4726BB5_label_en-US" xlink:label="lab_us-gaap_ProceedsFromSaleOfMortgageLoansHeldForSale_310268B69502FFAF8F4C3841A4726BB5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Proceeds from Sale of Mortgage Loans Held-for-sale</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ProceedsFromSaleOfMortgageLoansHeldForSale" xlink:label="loc_us-gaap_ProceedsFromSaleOfMortgageLoansHeldForSale_310268B69502FFAF8F4C3841A4726BB5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ProceedsFromSaleOfMortgageLoansHeldForSale_310268B69502FFAF8F4C3841A4726BB5" xlink:to="lab_us-gaap_ProceedsFromSaleOfMortgageLoansHeldForSale_310268B69502FFAF8F4C3841A4726BB5" xlink:type="arc" />
    <link:label id="lab_us-gaap_GainLossOnSaleOfMortgageLoans_38BBC5496B6BAD1364C33841A4724AB3_terseLabel_en-US" xlink:label="lab_us-gaap_GainLossOnSaleOfMortgageLoans_38BBC5496B6BAD1364C33841A4724AB3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Gain on mortgage loans sold, net</link:label>
    <link:label id="lab_us-gaap_GainLossOnSaleOfMortgageLoans_38BBC5496B6BAD1364C33841A4724AB3_label_en-US" xlink:label="lab_us-gaap_GainLossOnSaleOfMortgageLoans_38BBC5496B6BAD1364C33841A4724AB3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Gain (Loss) on Sale of Mortgage Loans</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_GainLossOnSaleOfMortgageLoans" xlink:label="loc_us-gaap_GainLossOnSaleOfMortgageLoans_38BBC5496B6BAD1364C33841A4724AB3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GainLossOnSaleOfMortgageLoans_38BBC5496B6BAD1364C33841A4724AB3" xlink:to="lab_us-gaap_GainLossOnSaleOfMortgageLoans_38BBC5496B6BAD1364C33841A4724AB3" xlink:type="arc" />
    <link:label id="lab_us-gaap_FinancingReceivablePortfolioSegmentAxis_7B5A230FC4E65A9FCF2CFD9A743F7ED3_terseLabel_en-US" xlink:label="lab_us-gaap_FinancingReceivablePortfolioSegmentAxis_7B5A230FC4E65A9FCF2CFD9A743F7ED3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Financing Receivable Portfolio Segment [Axis]</link:label>
    <link:label id="lab_us-gaap_FinancingReceivablePortfolioSegmentAxis_7B5A230FC4E65A9FCF2CFD9A743F7ED3_label_en-US" xlink:label="lab_us-gaap_FinancingReceivablePortfolioSegmentAxis_7B5A230FC4E65A9FCF2CFD9A743F7ED3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financing Receivable Portfolio Segment [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FinancingReceivablePortfolioSegmentAxis" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_7B5A230FC4E65A9FCF2CFD9A743F7ED3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentAxis_7B5A230FC4E65A9FCF2CFD9A743F7ED3" xlink:to="lab_us-gaap_FinancingReceivablePortfolioSegmentAxis_7B5A230FC4E65A9FCF2CFD9A743F7ED3" xlink:type="arc" />
    <link:label id="lab_us-gaap_FinancingReceivablePortfolioSegmentDomain_D5F35367D73CA501BED2FD9A743F446F_terseLabel_en-US" xlink:label="lab_us-gaap_FinancingReceivablePortfolioSegmentDomain_D5F35367D73CA501BED2FD9A743F446F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Financing Receivable Portfolio Segment [Domain]</link:label>
    <link:label id="lab_us-gaap_FinancingReceivablePortfolioSegmentDomain_D5F35367D73CA501BED2FD9A743F446F_label_en-US" xlink:label="lab_us-gaap_FinancingReceivablePortfolioSegmentDomain_D5F35367D73CA501BED2FD9A743F446F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financing Receivable Portfolio Segment [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FinancingReceivablePortfolioSegmentDomain" xlink:label="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_D5F35367D73CA501BED2FD9A743F446F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FinancingReceivablePortfolioSegmentDomain_D5F35367D73CA501BED2FD9A743F446F" xlink:to="lab_us-gaap_FinancingReceivablePortfolioSegmentDomain_D5F35367D73CA501BED2FD9A743F446F" xlink:type="arc" />
    <link:label id="lab_us-gaap_CommercialRealEstatePortfolioSegmentMember_41CE5647444EDB35205DFD9A743F5CE4_terseLabel_en-US" xlink:label="lab_us-gaap_CommercialRealEstatePortfolioSegmentMember_41CE5647444EDB35205DFD9A743F5CE4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Commercial real estate - mortgage</link:label>
    <link:label id="lab_us-gaap_CommercialRealEstatePortfolioSegmentMember_41CE5647444EDB35205DFD9A743F5CE4_label_en-US" xlink:label="lab_us-gaap_CommercialRealEstatePortfolioSegmentMember_41CE5647444EDB35205DFD9A743F5CE4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Commercial Real Estate Portfolio Segment [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CommercialRealEstatePortfolioSegmentMember" xlink:label="loc_us-gaap_CommercialRealEstatePortfolioSegmentMember_41CE5647444EDB35205DFD9A743F5CE4" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommercialRealEstatePortfolioSegmentMember_41CE5647444EDB35205DFD9A743F5CE4" xlink:to="lab_us-gaap_CommercialRealEstatePortfolioSegmentMember_41CE5647444EDB35205DFD9A743F5CE4" xlink:type="arc" />
    <link:label id="lab_us-gaap_ResidentialPortfolioSegmentMember_383CFCEACAE845CC0067FD9A743FDECC_terseLabel_en-US" xlink:label="lab_us-gaap_ResidentialPortfolioSegmentMember_383CFCEACAE845CC0067FD9A743FDECC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Consumer real estate - mortgage</link:label>
    <link:label id="lab_us-gaap_ResidentialPortfolioSegmentMember_383CFCEACAE845CC0067FD9A743FDECC_label_en-US" xlink:label="lab_us-gaap_ResidentialPortfolioSegmentMember_383CFCEACAE845CC0067FD9A743FDECC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Residential Portfolio Segment [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ResidentialPortfolioSegmentMember" xlink:label="loc_us-gaap_ResidentialPortfolioSegmentMember_383CFCEACAE845CC0067FD9A743FDECC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ResidentialPortfolioSegmentMember_383CFCEACAE845CC0067FD9A743FDECC" xlink:to="lab_us-gaap_ResidentialPortfolioSegmentMember_383CFCEACAE845CC0067FD9A743FDECC" xlink:type="arc" />
    <link:label id="lab_pnfp_ConstructionandLandDevelopmentPortfolioSegmentMember_C8FA016BFD01FCF0A225FD9A743F16C5_terseLabel_en-US" xlink:label="lab_pnfp_ConstructionandLandDevelopmentPortfolioSegmentMember_C8FA016BFD01FCF0A225FD9A743F16C5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Construction and land development</link:label>
    <link:label id="lab_pnfp_ConstructionandLandDevelopmentPortfolioSegmentMember_C8FA016BFD01FCF0A225FD9A743F16C5_label_en-US" xlink:label="lab_pnfp_ConstructionandLandDevelopmentPortfolioSegmentMember_C8FA016BFD01FCF0A225FD9A743F16C5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Construction and Land Development Portfolio Segment [Member]</link:label>
    <link:label id="lab_pnfp_ConstructionandLandDevelopmentPortfolioSegmentMember_C8FA016BFD01FCF0A225FD9A743F16C5_documentation_en-US" xlink:label="lab_pnfp_ConstructionandLandDevelopmentPortfolioSegmentMember_C8FA016BFD01FCF0A225FD9A743F16C5" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Construction and Land Development Portfolio Segment [Member]</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_ConstructionandLandDevelopmentPortfolioSegmentMember" xlink:label="loc_pnfp_ConstructionandLandDevelopmentPortfolioSegmentMember_C8FA016BFD01FCF0A225FD9A743F16C5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_pnfp_ConstructionandLandDevelopmentPortfolioSegmentMember_C8FA016BFD01FCF0A225FD9A743F16C5" xlink:to="lab_pnfp_ConstructionandLandDevelopmentPortfolioSegmentMember_C8FA016BFD01FCF0A225FD9A743F16C5" xlink:type="arc" />
    <link:label id="lab_pnfp_CommercialandIndustrialPortfolioSegmentMember_CA7336668E0B279A1338FD9A743F3F8B_verboseLabel_en-US" xlink:label="lab_pnfp_CommercialandIndustrialPortfolioSegmentMember_CA7336668E0B279A1338FD9A743F3F8B" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Commercial and industrial</link:label>
    <link:label id="lab_pnfp_CommercialandIndustrialPortfolioSegmentMember_CA7336668E0B279A1338FD9A743F3F8B_label_en-US" xlink:label="lab_pnfp_CommercialandIndustrialPortfolioSegmentMember_CA7336668E0B279A1338FD9A743F3F8B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Commercial and Industrial Portfolio Segment [Member]</link:label>
    <link:label id="lab_pnfp_CommercialandIndustrialPortfolioSegmentMember_CA7336668E0B279A1338FD9A743F3F8B_documentation_en-US" xlink:label="lab_pnfp_CommercialandIndustrialPortfolioSegmentMember_CA7336668E0B279A1338FD9A743F3F8B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">-- None. No documentation exists for this element. --</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_CommercialandIndustrialPortfolioSegmentMember" xlink:label="loc_pnfp_CommercialandIndustrialPortfolioSegmentMember_CA7336668E0B279A1338FD9A743F3F8B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_pnfp_CommercialandIndustrialPortfolioSegmentMember_CA7336668E0B279A1338FD9A743F3F8B" xlink:to="lab_pnfp_CommercialandIndustrialPortfolioSegmentMember_CA7336668E0B279A1338FD9A743F3F8B" xlink:type="arc" />
    <link:label id="lab_us-gaap_ConsumerPortfolioSegmentMember_69F7C7B5E724E839EAA7FD9A743F4D5F_terseLabel_en-US" xlink:label="lab_us-gaap_ConsumerPortfolioSegmentMember_69F7C7B5E724E839EAA7FD9A743F4D5F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Consumer and other</link:label>
    <link:label id="lab_us-gaap_ConsumerPortfolioSegmentMember_69F7C7B5E724E839EAA7FD9A743F4D5F_label_en-US" xlink:label="lab_us-gaap_ConsumerPortfolioSegmentMember_69F7C7B5E724E839EAA7FD9A743F4D5F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Consumer Portfolio Segment [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ConsumerPortfolioSegmentMember" xlink:label="loc_us-gaap_ConsumerPortfolioSegmentMember_69F7C7B5E724E839EAA7FD9A743F4D5F" xlink:type="locator" />
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    <link:label id="lab_us-gaap_UnallocatedFinancingReceivablesMember_401CAE9419738CECB8EBFD9A743F5F84_terseLabel_en-US" xlink:label="lab_us-gaap_UnallocatedFinancingReceivablesMember_401CAE9419738CECB8EBFD9A743F5F84" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Unallocated</link:label>
    <link:label id="lab_us-gaap_UnallocatedFinancingReceivablesMember_401CAE9419738CECB8EBFD9A743F5F84_label_en-US" xlink:label="lab_us-gaap_UnallocatedFinancingReceivablesMember_401CAE9419738CECB8EBFD9A743F5F84" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Unallocated Financing Receivables [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_UnallocatedFinancingReceivablesMember" xlink:label="loc_us-gaap_UnallocatedFinancingReceivablesMember_401CAE9419738CECB8EBFD9A743F5F84" xlink:type="locator" />
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    <link:label id="lab_us-gaap_ReceivablesAcquiredWithDeterioratedCreditQualityMember_703D58433C35AE7F9FA3FD9A7440E02A_terseLabel_en-US" xlink:label="lab_us-gaap_ReceivablesAcquiredWithDeterioratedCreditQualityMember_703D58433C35AE7F9FA3FD9A7440E02A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Loans acquired with deteriorated credit quality (1)</link:label>
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    <link:label id="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_4B2DB791CEF00C6AEC49FD9A73C5AFEF_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_4B2DB791CEF00C6AEC49FD9A73C5AFEF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Fair Value Hierarchy [Domain]</link:label>
    <link:label id="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_4B2DB791CEF00C6AEC49FD9A73C5AFEF_label_en-US" xlink:label="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_4B2DB791CEF00C6AEC49FD9A73C5AFEF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value Hierarchy [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_4B2DB791CEF00C6AEC49FD9A73C5AFEF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_4B2DB791CEF00C6AEC49FD9A73C5AFEF" xlink:to="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_4B2DB791CEF00C6AEC49FD9A73C5AFEF" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueInputsLevel1Member_9DD98448DFEC34D5644EFD9A73C5593F_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel1Member_9DD98448DFEC34D5644EFD9A73C5593F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Quoted market prices in an active market (Level 1)</link:label>
    <link:label id="lab_us-gaap_FairValueInputsLevel1Member_9DD98448DFEC34D5644EFD9A73C5593F_label_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel1Member_9DD98448DFEC34D5644EFD9A73C5593F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Inputs, Level 1 [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueInputsLevel1Member" xlink:label="loc_us-gaap_FairValueInputsLevel1Member_9DD98448DFEC34D5644EFD9A73C5593F" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueInputsLevel1Member_9DD98448DFEC34D5644EFD9A73C5593F" xlink:to="lab_us-gaap_FairValueInputsLevel1Member_9DD98448DFEC34D5644EFD9A73C5593F" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueInputsLevel2Member_B3A1AC7B881B36530FADFD9A73C50BF6_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel2Member_B3A1AC7B881B36530FADFD9A73C50BF6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Models with significant observable market parameters (Level 2)</link:label>
    <link:label id="lab_us-gaap_FairValueInputsLevel2Member_B3A1AC7B881B36530FADFD9A73C50BF6_label_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel2Member_B3A1AC7B881B36530FADFD9A73C50BF6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Inputs, Level 2 [Member]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueInputsLevel2Member" xlink:label="loc_us-gaap_FairValueInputsLevel2Member_B3A1AC7B881B36530FADFD9A73C50BF6" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueInputsLevel2Member_B3A1AC7B881B36530FADFD9A73C50BF6" xlink:to="lab_us-gaap_FairValueInputsLevel2Member_B3A1AC7B881B36530FADFD9A73C50BF6" xlink:type="arc" />
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueInputsLevel3Member" xlink:label="loc_us-gaap_FairValueInputsLevel3Member_4810D2056FD3C54B4837FD9A73C55FA0" xlink:type="locator" />
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    <link:label id="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_5694162067554453434EFD9A73C531A5_label_en-US" xlink:label="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_5694162067554453434EFD9A73C531A5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_5694162067554453434EFD9A73C531A5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_5694162067554453434EFD9A73C531A5" xlink:to="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_5694162067554453434EFD9A73C531A5" xlink:type="arc" />
    <link:label id="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisAbstract_C6701D22CC9787D8AED6FD9A73C58DC2_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisAbstract_C6701D22CC9787D8AED6FD9A73C58DC2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Assets and liabilities measured at fair value on a recurring basis [Abstract]</link:label>
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    <link:label id="lab_pnfp_UnitedStatesTreasurySecuritiesFairValueDisclosure_FAFD43C0469B285D1314FD9A73C518B3_terseLabel_en-US" xlink:label="lab_pnfp_UnitedStatesTreasurySecuritiesFairValueDisclosure_FAFD43C0469B285D1314FD9A73C518B3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">U.S. treasury securities</link:label>
    <link:label id="lab_pnfp_UnitedStatesTreasurySecuritiesFairValueDisclosure_FAFD43C0469B285D1314FD9A73C518B3_label_en-US" xlink:label="lab_pnfp_UnitedStatesTreasurySecuritiesFairValueDisclosure_FAFD43C0469B285D1314FD9A73C518B3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">United States Treasury Securities Fair Value Disclosure</link:label>
    <link:label id="lab_pnfp_UnitedStatesTreasurySecuritiesFairValueDisclosure_FAFD43C0469B285D1314FD9A73C518B3_documentation_en-US" xlink:label="lab_pnfp_UnitedStatesTreasurySecuritiesFairValueDisclosure_FAFD43C0469B285D1314FD9A73C518B3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item represents US government treasury securities.</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_UnitedStatesTreasurySecuritiesFairValueDisclosure" xlink:label="loc_pnfp_UnitedStatesTreasurySecuritiesFairValueDisclosure_FAFD43C0469B285D1314FD9A73C518B3" xlink:type="locator" />
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    <link:label id="lab_pnfp_UnitedStatesGovernmentAgencySecuritiesFairValueDisclosure_0FF88E711051F43F27F9FD9A73C6C6C1_terseLabel_en-US" xlink:label="lab_pnfp_UnitedStatesGovernmentAgencySecuritiesFairValueDisclosure_0FF88E711051F43F27F9FD9A73C6C6C1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">U.S. government agency securities</link:label>
    <link:label id="lab_pnfp_UnitedStatesGovernmentAgencySecuritiesFairValueDisclosure_0FF88E711051F43F27F9FD9A73C6C6C1_label_en-US" xlink:label="lab_pnfp_UnitedStatesGovernmentAgencySecuritiesFairValueDisclosure_0FF88E711051F43F27F9FD9A73C6C6C1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">United States Government Agency Securities, Fair Value Disclosure</link:label>
    <link:label id="lab_pnfp_UnitedStatesGovernmentAgencySecuritiesFairValueDisclosure_0FF88E711051F43F27F9FD9A73C6C6C1_documentation_en-US" xlink:label="lab_pnfp_UnitedStatesGovernmentAgencySecuritiesFairValueDisclosure_0FF88E711051F43F27F9FD9A73C6C6C1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item represents US government treasury and federal agency issued securities.</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_UnitedStatesGovernmentAgencySecuritiesFairValueDisclosure" xlink:label="loc_pnfp_UnitedStatesGovernmentAgencySecuritiesFairValueDisclosure_0FF88E711051F43F27F9FD9A73C6C6C1" xlink:type="locator" />
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    <link:label id="lab_us-gaap_MortgageBackedSecuritiesAvailableForSaleFairValueDisclosure_40FBE9647087E0951ECFFD9A73C6AABA_terseLabel_en-US" xlink:label="lab_us-gaap_MortgageBackedSecuritiesAvailableForSaleFairValueDisclosure_40FBE9647087E0951ECFFD9A73C6AABA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Mortgage-backed securities</link:label>
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    <link:label id="lab_pnfp_AgencyBackedSecuritiesFairValueDisclosure_9672A5CFFBD6EA8008EDFD9A73C75459_terseLabel_en-US" xlink:label="lab_pnfp_AgencyBackedSecuritiesFairValueDisclosure_9672A5CFFBD6EA8008EDFD9A73C75459" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Agency-backed securities</link:label>
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    <link:label id="lab_us-gaap_OtherRealEstate_46874DA2B50164A7874FFD9A73C90B0D_terseLabel_en-US" xlink:label="lab_us-gaap_OtherRealEstate_46874DA2B50164A7874FFD9A73C90B0D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Other real estate owned</link:label>
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    <link:label id="lab_us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment_0BCF9370F98BD92C374CFD9A73C9F0AC_terseLabel_en-US" xlink:label="lab_us-gaap_ImpairedFinancingReceivableWithRelatedAllowanceRecordedInvestment_0BCF9370F98BD92C374CFD9A73C9F0AC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Nonaccrual loans, net</link:label>
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    <link:label id="lab_pnfp_GainLossOnImpairedLoansNet_1AB244436591626F0359FD9A73C9BFA8_terseLabel_en-US" xlink:label="lab_pnfp_GainLossOnImpairedLoansNet_1AB244436591626F0359FD9A73C9BFA8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Total losses on collateral dependent nonaccrual loans, net</link:label>
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    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_25BFDD92527E732304FA2B84CDEDCFAA_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_25BFDD92527E732304FA2B84CDEDCFAA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract]</link:label>
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    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_D34D51A4CC983A9717F22B84CDEE73E8_periodStartLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_D34D51A4CC983A9717F22B84CDEE73E8" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Unvested, beginning of period (in dollars per share)</link:label>
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    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_956CA4229B81BC9B28B82B84CDEE4CF0_periodEndLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_956CA4229B81BC9B28B82B84CDEE4CF0" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Unvested, end of period (in dollars per share)</link:label>
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    <link:label id="lab_pnfp_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriodDueToFailureToMeetPerformanceTargets_54F95FB9474EBFE653AE2B84CDEE0225_terseLabel_en-US" xlink:label="lab_pnfp_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriodDueToFailureToMeetPerformanceTargets_54F95FB9474EBFE653AE2B84CDEE0225" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Shares forfeited due to failure to meet performance targets (in shares)</link:label>
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    <link:label id="lab_pnfp_EquityIncentivePlan2014Member_AA9D01420635F8DA780E2B84CE131B3C_terseLabel_en-US" xlink:label="lab_pnfp_EquityIncentivePlan2014Member_AA9D01420635F8DA780E2B84CE131B3C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">2014 Equity Incentive Plan</link:label>
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    <link:label id="lab_pnfp_A2018EquityIncentivePlanMember_C766456E96A2991672912B84CE13D507_verboseLabel_en-US" xlink:label="lab_pnfp_A2018EquityIncentivePlanMember_C766456E96A2991672912B84CE13D507" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">2018 Equity Incentive Plan</link:label>
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    <link:label id="lab_pnfp_MagnaAvenueorBNCMember_F43A97B5CBD249B628DF2B84CE13E37D_terseLabel_en-US" xlink:label="lab_pnfp_MagnaAvenueorBNCMember_F43A97B5CBD249B628DF2B84CE13E37D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Magna, Avenue or BNC</link:label>
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionAccumulatedLoss_9326A5D6FA8450EB8BAFA472AE6729C5" xlink:type="locator" />
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesContinuousUnrealizedLossPositionFairValue_F2B47F9CEB41538DA52EFBCB441F5BE2" xlink:type="locator" />
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    <link:label id="lab_pnfp_A2018RestrictedShareUnitMemberMember_E85F63BA17B140CDCE813841A3189D20_terseLabel_en-US" xlink:label="lab_pnfp_A2018RestrictedShareUnitMemberMember_E85F63BA17B140CDCE813841A3189D20" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">2018 Restricted granted shares</link:label>
    <link:label id="lab_pnfp_A2018RestrictedShareUnitMemberMember_E85F63BA17B140CDCE813841A3189D20_label_en-US" xlink:label="lab_pnfp_A2018RestrictedShareUnitMemberMember_E85F63BA17B140CDCE813841A3189D20" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">2018 Restricted Share Unit [Member] [Member]</link:label>
    <link:label id="lab_pnfp_A2018RestrictedShareUnitMemberMember_E85F63BA17B140CDCE813841A3189D20_documentation_en-US" xlink:label="lab_pnfp_A2018RestrictedShareUnitMemberMember_E85F63BA17B140CDCE813841A3189D20" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">2018 Restricted Share Unit [Member] [Member]</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_A2018RestrictedShareUnitMemberMember" xlink:label="loc_pnfp_A2018RestrictedShareUnitMemberMember_E85F63BA17B140CDCE813841A3189D20" xlink:type="locator" />
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    <link:label id="lab_pnfp_Two017RestrictedShareUnitMember_7577715643144FEA951E3841A3186617_terseLabel_en-US" xlink:label="lab_pnfp_Two017RestrictedShareUnitMember_7577715643144FEA951E3841A3186617" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">2017 Restricted granted shares</link:label>
    <link:label id="lab_pnfp_Two017RestrictedShareUnitMember_7577715643144FEA951E3841A3186617_label_en-US" xlink:label="lab_pnfp_Two017RestrictedShareUnitMember_7577715643144FEA951E3841A3186617" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">2017 Restricted Share Unit [Member]</link:label>
    <link:label id="lab_pnfp_Two017RestrictedShareUnitMember_7577715643144FEA951E3841A3186617_documentation_en-US" xlink:label="lab_pnfp_Two017RestrictedShareUnitMember_7577715643144FEA951E3841A3186617" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Share instrument for 2017 which is convertible to stock or an equivalent amount of cash, after a specified period of time or when specified performance conditions are met.</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_Two017RestrictedShareUnitMember" xlink:label="loc_pnfp_Two017RestrictedShareUnitMember_7577715643144FEA951E3841A3186617" xlink:type="locator" />
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    <link:label id="lab_pnfp_Two016RestrictedShareUnitsMember_85FC8D7F582D85A43B1E3841A318C6CD_terseLabel_en-US" xlink:label="lab_pnfp_Two016RestrictedShareUnitsMember_85FC8D7F582D85A43B1E3841A318C6CD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">2016 Restricted granted shares</link:label>
    <link:label id="lab_pnfp_Two016RestrictedShareUnitsMember_85FC8D7F582D85A43B1E3841A318C6CD_label_en-US" xlink:label="lab_pnfp_Two016RestrictedShareUnitsMember_85FC8D7F582D85A43B1E3841A318C6CD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">2016 Restricted Share Units [Member]</link:label>
    <link:label id="lab_pnfp_Two016RestrictedShareUnitsMember_85FC8D7F582D85A43B1E3841A318C6CD_documentation_en-US" xlink:label="lab_pnfp_Two016RestrictedShareUnitsMember_85FC8D7F582D85A43B1E3841A318C6CD" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Share instrument for 2016 which is convertible to stock or an equivalent amount of cash, after a specified period of time or when specified performance conditions are met.</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_Two016RestrictedShareUnitsMember" xlink:label="loc_pnfp_Two016RestrictedShareUnitsMember_85FC8D7F582D85A43B1E3841A318C6CD" xlink:type="locator" />
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    <link:label id="lab_us-gaap_RestrictedStockUnitsRSUMember_19086F14C5A300E4D0933841A3185BF3_terseLabel_en-US" xlink:label="lab_us-gaap_RestrictedStockUnitsRSUMember_19086F14C5A300E4D0933841A3185BF3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">2015 Restricted granted shares</link:label>
    <link:label id="lab_us-gaap_RestrictedStockUnitsRSUMember_19086F14C5A300E4D0933841A3185BF3_label_en-US" xlink:label="lab_us-gaap_RestrictedStockUnitsRSUMember_19086F14C5A300E4D0933841A3185BF3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Restricted Stock Units (RSUs) [Member]</link:label>
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    <link:label id="lab_pnfp_TimeBasedAwardsMember_8E5887C4201161ACB2173841A3182AAF_terseLabel_en-US" xlink:label="lab_pnfp_TimeBasedAwardsMember_8E5887C4201161ACB2173841A3182AAF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Time Based Awards</link:label>
    <link:label id="lab_pnfp_TimeBasedAwardsMember_8E5887C4201161ACB2173841A3182AAF_label_en-US" xlink:label="lab_pnfp_TimeBasedAwardsMember_8E5887C4201161ACB2173841A3182AAF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Time Based Awards [Member]</link:label>
    <link:label id="lab_pnfp_TimeBasedAwardsMember_8E5887C4201161ACB2173841A3182AAF_documentation_en-US" xlink:label="lab_pnfp_TimeBasedAwardsMember_8E5887C4201161ACB2173841A3182AAF" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Refers to shares vest in equal annual installments on the anniversary date of the grant.</link:label>
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    <link:label id="lab_us-gaap_TitleOfIndividualAxis_0C4D6CC869AB0CD78EF63841A318000B_terseLabel_en-US" xlink:label="lab_us-gaap_TitleOfIndividualAxis_0C4D6CC869AB0CD78EF63841A318000B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Title of Individual [Axis]</link:label>
    <link:label id="lab_us-gaap_TitleOfIndividualAxis_0C4D6CC869AB0CD78EF63841A318000B_label_en-US" xlink:label="lab_us-gaap_TitleOfIndividualAxis_0C4D6CC869AB0CD78EF63841A318000B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Title of Individual [Axis]</link:label>
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    <link:label id="lab_pnfp_SeniorExecutiveOfficersMember_60F57EDC4383BA4BC29A3841A318DB7B_terseLabel_en-US" xlink:label="lab_pnfp_SeniorExecutiveOfficersMember_60F57EDC4383BA4BC29A3841A318DB7B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Named Executive Officers (NEOs)</link:label>
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    <link:label id="lab_pnfp_LeadershipTeamMember_9A5336BE0C052CC8F38D3841A318CD07_documentation_en-US" xlink:label="lab_pnfp_LeadershipTeamMember_9A5336BE0C052CC8F38D3841A318CD07" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Members of the leadership team of the entity other than the senior executive officers.</link:label>
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    <link:label id="lab_us-gaap_VestingDomain_83D51DD3571ED668E1F33841A319C2A9_terseLabel_en-US" xlink:label="lab_us-gaap_VestingDomain_83D51DD3571ED668E1F33841A319C2A9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Vesting [Domain]</link:label>
    <link:label id="lab_us-gaap_VestingDomain_83D51DD3571ED668E1F33841A319C2A9_label_en-US" xlink:label="lab_us-gaap_VestingDomain_83D51DD3571ED668E1F33841A319C2A9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Vesting [Domain]</link:label>
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    <link:label id="lab_us-gaap_ShareBasedCompensationAwardTrancheTwoMember_3A7C30893CFEC3149AF43841A319177E_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationAwardTrancheTwoMember_3A7C30893CFEC3149AF43841A319177E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Award, Tranche Two [Member]</link:label>
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    <link:label id="lab_us-gaap_ShareBasedCompensationAwardTrancheThreeMember_89B9D33DA1637449B2833841A319AB8D_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationAwardTrancheThreeMember_89B9D33DA1637449B2833841A319AB8D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Award, Tranche Three [Member]</link:label>
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    <link:label id="lab_pnfp_ShareBasedCompensationAwardTrancheFourMember_C292CDDEA807228E30A43841A3193394_terseLabel_en-US" xlink:label="lab_pnfp_ShareBasedCompensationAwardTrancheFourMember_C292CDDEA807228E30A43841A3193394" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Tranche 2017</link:label>
    <link:label id="lab_pnfp_ShareBasedCompensationAwardTrancheFourMember_C292CDDEA807228E30A43841A3193394_label_en-US" xlink:label="lab_pnfp_ShareBasedCompensationAwardTrancheFourMember_C292CDDEA807228E30A43841A3193394" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share Based Compensation Award Tranche Four [Member]</link:label>
    <link:label id="lab_pnfp_ShareBasedCompensationAwardTrancheFourMember_C292CDDEA807228E30A43841A3193394_documentation_en-US" xlink:label="lab_pnfp_ShareBasedCompensationAwardTrancheFourMember_C292CDDEA807228E30A43841A3193394" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Fourth portion of share-based compensation award differentiated by a particular vesting feature, including, but not limited to, performance measure or service period.</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_ShareBasedCompensationAwardTrancheFourMember" xlink:label="loc_pnfp_ShareBasedCompensationAwardTrancheFourMember_C292CDDEA807228E30A43841A3193394" xlink:type="locator" />
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    <link:label id="lab_pnfp_ShareBasedCompensationAwardTrancheFiveMember_B761BCFEFA7B83CFD0593841A319DD1F_terseLabel_en-US" xlink:label="lab_pnfp_ShareBasedCompensationAwardTrancheFiveMember_B761BCFEFA7B83CFD0593841A319DD1F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Tranche 2018</link:label>
    <link:label id="lab_pnfp_ShareBasedCompensationAwardTrancheFiveMember_B761BCFEFA7B83CFD0593841A319DD1F_label_en-US" xlink:label="lab_pnfp_ShareBasedCompensationAwardTrancheFiveMember_B761BCFEFA7B83CFD0593841A319DD1F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share Based Compensation Award Tranche Five [Member]</link:label>
    <link:label id="lab_pnfp_ShareBasedCompensationAwardTrancheFiveMember_B761BCFEFA7B83CFD0593841A319DD1F_documentation_en-US" xlink:label="lab_pnfp_ShareBasedCompensationAwardTrancheFiveMember_B761BCFEFA7B83CFD0593841A319DD1F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Fifth portion of share-based compensation award differentiated by a particular vesting feature, including, but not limited to, performance measure or service period.</link:label>
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    <link:label id="lab_pnfp_ShareBasedCompensationAwardTrancheSixMember_9C8411051D9FDCD434DB3841A3196D91_terseLabel_en-US" xlink:label="lab_pnfp_ShareBasedCompensationAwardTrancheSixMember_9C8411051D9FDCD434DB3841A3196D91" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Tranche 2019</link:label>
    <link:label id="lab_pnfp_ShareBasedCompensationAwardTrancheSixMember_9C8411051D9FDCD434DB3841A3196D91_label_en-US" xlink:label="lab_pnfp_ShareBasedCompensationAwardTrancheSixMember_9C8411051D9FDCD434DB3841A3196D91" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share Based Compensation Award Tranche Six [Member]</link:label>
    <link:label id="lab_pnfp_ShareBasedCompensationAwardTrancheSixMember_9C8411051D9FDCD434DB3841A3196D91_documentation_en-US" xlink:label="lab_pnfp_ShareBasedCompensationAwardTrancheSixMember_9C8411051D9FDCD434DB3841A3196D91" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Sixth portion of share-based compensation award differentiated by a particular vesting feature, including, but not limited to, performance measure or service period.</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_ShareBasedCompensationAwardTrancheSixMember" xlink:label="loc_pnfp_ShareBasedCompensationAwardTrancheSixMember_9C8411051D9FDCD434DB3841A3196D91" xlink:type="locator" />
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_16C4DF13E9CF60B83D513841A319DC06" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_16C4DF13E9CF60B83D513841A319DC06" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_16C4DF13E9CF60B83D513841A319DC06" xlink:type="arc" />
    <link:label id="lab_pnfp_ShareBasedCompensationArrangementByShareBasedPaymentAwardHoldingPeriod_FE517D651974E07BE99D3841A31983F5_terseLabel_en-US" xlink:label="lab_pnfp_ShareBasedCompensationArrangementByShareBasedPaymentAwardHoldingPeriod_FE517D651974E07BE99D3841A31983F5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Subsequent holding period per tranche (in years)</link:label>
    <link:label id="lab_pnfp_ShareBasedCompensationArrangementByShareBasedPaymentAwardHoldingPeriod_FE517D651974E07BE99D3841A31983F5_label_en-US" xlink:label="lab_pnfp_ShareBasedCompensationArrangementByShareBasedPaymentAwardHoldingPeriod_FE517D651974E07BE99D3841A31983F5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share- Based Compensation Arrangement By Share- Based Payment Award Holding Period</link:label>
    <link:label id="lab_pnfp_ShareBasedCompensationArrangementByShareBasedPaymentAwardHoldingPeriod_FE517D651974E07BE99D3841A31983F5_documentation_en-US" xlink:label="lab_pnfp_ShareBasedCompensationArrangementByShareBasedPaymentAwardHoldingPeriod_FE517D651974E07BE99D3841A31983F5" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Period which an employee's right to hold an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_ShareBasedCompensationArrangementByShareBasedPaymentAwardHoldingPeriod" xlink:label="loc_pnfp_ShareBasedCompensationArrangementByShareBasedPaymentAwardHoldingPeriod_FE517D651974E07BE99D3841A31983F5" xlink:type="locator" />
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    <link:label id="lab_us-gaap_ScheduleOfEquityMethodInvestmentsTable_F59ECBB642CC1FF9D8895E39EF5DBFC9_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfEquityMethodInvestmentsTable_211515D5B0CE5398A8D663E4AFFA82A6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Schedule of Equity Method Investments [Table]</link:label>
    <link:label id="lab_us-gaap_ScheduleOfEquityMethodInvestmentsTable_F59ECBB642CC1FF9D8895E39EF5DBFC9_label_en-US" xlink:label="lab_us-gaap_ScheduleOfEquityMethodInvestmentsTable_211515D5B0CE5398A8D663E4AFFA82A6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Equity Method Investments [Table]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfEquityMethodInvestmentsTable" xlink:label="loc_us-gaap_ScheduleOfEquityMethodInvestmentsTable_211515D5B0CE5398A8D663E4AFFA82A6" xlink:type="locator" />
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:label="loc_us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_FDBDDEFAB19950AC8B0E10DAF545C2C0" xlink:type="locator" />
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EquityMethodInvesteeNameDomain" xlink:label="loc_us-gaap_EquityMethodInvesteeNameDomain_564F646EBF1E5F0C81F2B1C09E8298DA" xlink:type="locator" />
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    <link:label id="lab_pnfp_BankersHealthcareGroupLLCMember_91A7C8C4ECC552B2FF855E39EF5D749F_terseLabel_en-US" xlink:label="lab_pnfp_BankersHealthcareGroupLLCMember_4D527912F54158309DC229013D79E33A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Bankers Healthcare Group, LLC</link:label>
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    <link:label id="lab_pnfp_BankersHealthcareGroupLLCMember_91A7C8C4ECC552B2FF855E39EF5D749F_documentation_en-US" xlink:label="lab_pnfp_BankersHealthcareGroupLLCMember_4D527912F54158309DC229013D79E33A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Acquisition of Bankers Healthcare Group LLC</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_BankersHealthcareGroupLLCMember" xlink:label="loc_pnfp_BankersHealthcareGroupLLCMember_4D527912F54158309DC229013D79E33A" xlink:type="locator" />
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    <link:label id="lab_pnfp_CommonEquityTierIRiskBasedCapitalRequiredForCapitalAdequacy_DEDF58CA6AF549FFBCA89EE671BE6CFC_terseLabel_en-US" xlink:label="lab_pnfp_CommonEquityTierIRiskBasedCapitalRequiredForCapitalAdequacy_F792262B6722573C950D52064433C6CE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Common Equity Tier I capital</link:label>
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    <link:label id="lab_us-gaap_TierOneLeverageCapitalRequiredForCapitalAdequacy_992AEC446448C595AC959EE671BEEF51_terseLabel_en-US" xlink:label="lab_us-gaap_TierOneLeverageCapitalRequiredForCapitalAdequacy_5E02DB40A031505C950695E782E89D42" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Tier I capital to average assets</link:label>
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    <link:label id="lab_us-gaap_CapitalRequiredForCapitalAdequacyToRiskWeightedAssets_A8627E2F2EBB0505EE0F9EE671BEFAF7_terseLabel_en-US" xlink:label="lab_us-gaap_CapitalRequiredForCapitalAdequacyToRiskWeightedAssets_67C90B32532C5C309A651DBF34429195" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Total capital to risk weighted assets (as percent)</link:label>
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets" xlink:label="loc_us-gaap_TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets_75C3CFD05AEF551FB6DF402800C0D813" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets_75C3CFD05AEF551FB6DF402800C0D813" xlink:to="lab_us-gaap_TierOneRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets_75C3CFD05AEF551FB6DF402800C0D813" xlink:type="arc" />
    <link:label id="lab_pnfp_CommonEquityTierIRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets_ACBE6978272750E377D79EE671BE745B_terseLabel_en-US" xlink:label="lab_pnfp_CommonEquityTierIRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets_795F5CD02555565DB862894F81CDD2BB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Common Equity Tier I capital to risk weighted assets (as percent)</link:label>
    <link:label id="lab_pnfp_CommonEquityTierIRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets_ACBE6978272750E377D79EE671BE745B_label_en-US" xlink:label="lab_pnfp_CommonEquityTierIRiskBasedCapitalRequiredForCapitalAdequacyToRiskWeightedAssets_795F5CD02555565DB862894F81CDD2BB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Common Equity Tier I risk based capital required for capital adequacy to risk weighted assets</link:label>
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    <link:label id="lab_us-gaap_TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets_0880E53BDD6ADD3BCEDB9EE671BE71E8_terseLabel_en-US" xlink:label="lab_us-gaap_TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets_C85E43D514035BA997220B3FA1A702E5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Tier I capital to average assets (as percent)</link:label>
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets" xlink:label="loc_us-gaap_TierOneLeverageCapitalRequiredForCapitalAdequacyToAverageAssets_C85E43D514035BA997220B3FA1A702E5" xlink:type="locator" />
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    <link:label id="lab_pnfp_RegulatoryMinimumToBeWellCapitalizedAmountAbstract_A39AB7C0A4383E3553EE9EE671BEB2D3_terseLabel_en-US" xlink:label="lab_pnfp_RegulatoryMinimumToBeWellCapitalizedAmountAbstract_A9F5DED00C24531A9611DDCEB6268926" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Minimum To Be Well-Capitalized</link:label>
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    <link:label id="lab_us-gaap_CapitalRequiredToBeWellCapitalized_E3494765C096AA68BABF9EE671BE9645_terseLabel_en-US" xlink:label="lab_us-gaap_CapitalRequiredToBeWellCapitalized_ED1BA5B18742583D8665660E5AE1A519" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Total capital to risk weighted assets</link:label>
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    <link:label id="lab_us-gaap_TierOneRiskBasedCapitalRequiredToBeWellCapitalized_E000221C2CDE4A41E6FF9EE671BE7413_terseLabel_en-US" xlink:label="lab_us-gaap_TierOneRiskBasedCapitalRequiredToBeWellCapitalized_F2EA3C21FC21578C957AA17024EA7951" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Tier I capital to risk weighted assets</link:label>
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    <link:label id="lab_pnfp_CommonEquityTierIRiskBasedCapitalRequiredToBeWellCapitalized_1DAEB793A7676DB3EA579EE671BE8993_terseLabel_en-US" xlink:label="lab_pnfp_CommonEquityTierIRiskBasedCapitalRequiredToBeWellCapitalized_E537EE7970DE5C90986858DEA141BAC5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Common Equity Tier I capital to risk weighted assets</link:label>
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    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_B384033385BA9FC53D9B2B84CE048767_periodStartLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_B384033385BA9FC53D9B2B84CE048767" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Outstanding, beginning balance (in dollars per share)</link:label>
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    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_11F30104065C27D88ACE2B84CE04A64A_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_11F30104065C27D88ACE2B84CE04A64A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Additional Disclosures [Abstract]</link:label>
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    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_6839C4FF1591DE8CAACE2B84CE044E7A_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_6839C4FF1591DE8CAACE2B84CE044E7A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Weighted- average exercise price of options exercisable (in dollars per share)</link:label>
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_6839C4FF1591DE8CAACE2B84CE044E7A" xlink:type="locator" />
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    <link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_799429DED0CA7B1F8D172B84CE04866C_terseLabel_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_799429DED0CA7B1F8D172B84CE04866C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Weighted-average contractual remaining term for options outstanding</link:label>
    <link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_799429DED0CA7B1F8D172B84CE04866C_label_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_799429DED0CA7B1F8D172B84CE04866C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_799429DED0CA7B1F8D172B84CE04866C" xlink:type="locator" />
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    <link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageRemainingContractualTerm1_8110416D914A28B4C9432B84CE04FBDA_terseLabel_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedAndExpectedToVestExercisableWeightedAverageRemainingContractualTerm1_8110416D914A28B4C9432B84CE04FBDA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Weighted-average contractual remaining term for options exercisable</link:label>
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    <link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_465354E430BA731F2A662B84CE04BFEF_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_465354E430BA731F2A662B84CE04BFEF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Aggregate intrinsic value</link:label>
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    <link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_26F3878D645E4FA2E6C82B84CE040F3D_terseLabel_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_26F3878D645E4FA2E6C82B84CE040F3D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Aggregate intrinsic value of options exercisable</link:label>
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    <link:label id="lab_pnfp_QuotedClosingPriceOfCommonStock_A1F811E21DEEA43F11802B84CE046AEB_terseLabel_en-US" xlink:label="lab_pnfp_QuotedClosingPriceOfCommonStock_A1F811E21DEEA43F11802B84CE046AEB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Quoted closing price of common stock (in dollars per share)</link:label>
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    <link:label id="lab_pnfp_NumberOfAwardsUsedInAggregateIntrinsicValue_2AA40F4C60A2AC2535182B84CE055D4C_terseLabel_en-US" xlink:label="lab_pnfp_NumberOfAwardsUsedInAggregateIntrinsicValue_2AA40F4C60A2AC2535182B84CE055D4C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Number of awards used in aggregate intrinsic value (in shares)</link:label>
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    <link:label id="lab_us-gaap_FinancingReceivablesPeriodPastDueAxis_33AA73B943A7A25510F5279FF88E7B1D_terseLabel_en-US" xlink:label="lab_us-gaap_FinancingReceivablesPeriodPastDueAxis_33AA73B943A7A25510F5279FF88E7B1D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Financing Receivables, Period Past Due [Axis]</link:label>
    <link:label id="lab_us-gaap_FinancingReceivablesPeriodPastDueAxis_33AA73B943A7A25510F5279FF88E7B1D_label_en-US" xlink:label="lab_us-gaap_FinancingReceivablesPeriodPastDueAxis_33AA73B943A7A25510F5279FF88E7B1D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financing Receivables, Period Past Due [Axis]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FinancingReceivablesPeriodPastDueAxis" xlink:label="loc_us-gaap_FinancingReceivablesPeriodPastDueAxis_33AA73B943A7A25510F5279FF88E7B1D" xlink:type="locator" />
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    <link:label id="lab_us-gaap_FinancingReceivablesPeriodPastDueDomain_290B3DCABBA826558D0E279FF88EB85F_terseLabel_en-US" xlink:label="lab_us-gaap_FinancingReceivablesPeriodPastDueDomain_290B3DCABBA826558D0E279FF88EB85F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Financing Receivables, Period Past Due [Domain]</link:label>
    <link:label id="lab_us-gaap_FinancingReceivablesPeriodPastDueDomain_290B3DCABBA826558D0E279FF88EB85F_label_en-US" xlink:label="lab_us-gaap_FinancingReceivablesPeriodPastDueDomain_290B3DCABBA826558D0E279FF88EB85F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financing Receivables, Period Past Due [Domain]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FinancingReceivablesPeriodPastDueDomain" xlink:label="loc_us-gaap_FinancingReceivablesPeriodPastDueDomain_290B3DCABBA826558D0E279FF88EB85F" xlink:type="locator" />
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    <link:label id="lab_pnfp_FinancingReceivables30toGreaterthan90DaysPastDueandStillAccruingMember_36FCFDBEFFAA47231209279FF88E042C_terseLabel_en-US" xlink:label="lab_pnfp_FinancingReceivables30toGreaterthan90DaysPastDueandStillAccruingMember_36FCFDBEFFAA47231209279FF88E042C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Past due and accruing</link:label>
    <link:label id="lab_pnfp_FinancingReceivables30toGreaterthan90DaysPastDueandStillAccruingMember_36FCFDBEFFAA47231209279FF88E042C_label_en-US" xlink:label="lab_pnfp_FinancingReceivables30toGreaterthan90DaysPastDueandStillAccruingMember_36FCFDBEFFAA47231209279FF88E042C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financing Receivables, 30 to Greater than 90 Days Past Due and Still Accruing [Member]</link:label>
    <link:label id="lab_pnfp_FinancingReceivables30toGreaterthan90DaysPastDueandStillAccruingMember_36FCFDBEFFAA47231209279FF88E042C_documentation_en-US" xlink:label="lab_pnfp_FinancingReceivables30toGreaterthan90DaysPastDueandStillAccruingMember_36FCFDBEFFAA47231209279FF88E042C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Financing Receivables, 30 to Greater than 90 Days Past Due and Still Accruing [Member]</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_FinancingReceivables30toGreaterthan90DaysPastDueandStillAccruingMember" xlink:label="loc_pnfp_FinancingReceivables30toGreaterthan90DaysPastDueandStillAccruingMember_36FCFDBEFFAA47231209279FF88E042C" xlink:type="locator" />
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    <link:label id="lab_pnfp_FinancingReceivables30To89DaysPastDueandStillAccruingMember_1F98118228C782EFF105279FF8931258_terseLabel_en-US" xlink:label="lab_pnfp_FinancingReceivables30To89DaysPastDueandStillAccruingMember_1F98118228C782EFF105279FF8931258" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">30-89 days past due and accruing</link:label>
    <link:label id="lab_pnfp_FinancingReceivables30To89DaysPastDueandStillAccruingMember_1F98118228C782EFF105279FF8931258_label_en-US" xlink:label="lab_pnfp_FinancingReceivables30To89DaysPastDueandStillAccruingMember_1F98118228C782EFF105279FF8931258" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financing Receivables 30 To 89 Days Past Due and Still Accruing [Member]</link:label>
    <link:label id="lab_pnfp_FinancingReceivables30To89DaysPastDueandStillAccruingMember_1F98118228C782EFF105279FF8931258_documentation_en-US" xlink:label="lab_pnfp_FinancingReceivables30To89DaysPastDueandStillAccruingMember_1F98118228C782EFF105279FF8931258" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Financing receivables that are more than 29 days past due but fewer than 90 days past due.</link:label>
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    <link:label id="lab_pnfp_FinancingReceivablesEqualtoGreaterthan90DaysPastDueandStillAccruingMember_9360E6510066FAC8518E279FF893E984_terseLabel_en-US" xlink:label="lab_pnfp_FinancingReceivablesEqualtoGreaterthan90DaysPastDueandStillAccruingMember_9360E6510066FAC8518E279FF893E984" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">90 days or more past due and accruing</link:label>
    <link:label id="lab_pnfp_FinancingReceivablesEqualtoGreaterthan90DaysPastDueandStillAccruingMember_9360E6510066FAC8518E279FF893E984_label_en-US" xlink:label="lab_pnfp_FinancingReceivablesEqualtoGreaterthan90DaysPastDueandStillAccruingMember_9360E6510066FAC8518E279FF893E984" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financing Receivables, Equal to Greater than 90 Days Past Due and Still Accruing [Member]</link:label>
    <link:label id="lab_pnfp_FinancingReceivablesEqualtoGreaterthan90DaysPastDueandStillAccruingMember_9360E6510066FAC8518E279FF893E984_documentation_en-US" xlink:label="lab_pnfp_FinancingReceivablesEqualtoGreaterthan90DaysPastDueandStillAccruingMember_9360E6510066FAC8518E279FF893E984" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Financing Receivables, Equal to Greater than 90 Days Past Due and Still Accruing [Member]</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_FinancingReceivablesEqualtoGreaterthan90DaysPastDueandStillAccruingMember" xlink:label="loc_pnfp_FinancingReceivablesEqualtoGreaterthan90DaysPastDueandStillAccruingMember_9360E6510066FAC8518E279FF893E984" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_pnfp_FinancingReceivablesEqualtoGreaterthan90DaysPastDueandStillAccruingMember_9360E6510066FAC8518E279FF893E984" xlink:to="lab_pnfp_FinancingReceivablesEqualtoGreaterthan90DaysPastDueandStillAccruingMember_9360E6510066FAC8518E279FF893E984" xlink:type="arc" />
    <link:label id="lab_pnfp_FinancingReceivablesCurrentandLessthan30DaysPastDueandStillAccruingMember_72FD4456A9E42A0014F8279FF8939FB5_terseLabel_en-US" xlink:label="lab_pnfp_FinancingReceivablesCurrentandLessthan30DaysPastDueandStillAccruingMember_72FD4456A9E42A0014F8279FF8939FB5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Purchase credit impaired</link:label>
    <link:label id="lab_pnfp_FinancingReceivablesCurrentandLessthan30DaysPastDueandStillAccruingMember_72FD4456A9E42A0014F8279FF8939FB5_label_en-US" xlink:label="lab_pnfp_FinancingReceivablesCurrentandLessthan30DaysPastDueandStillAccruingMember_72FD4456A9E42A0014F8279FF8939FB5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financing Receivables, Current and Less than 30 Days Past Due, and Still Accruing [Member]</link:label>
    <link:label id="lab_pnfp_FinancingReceivablesCurrentandLessthan30DaysPastDueandStillAccruingMember_72FD4456A9E42A0014F8279FF8939FB5_documentation_en-US" xlink:label="lab_pnfp_FinancingReceivablesCurrentandLessthan30DaysPastDueandStillAccruingMember_72FD4456A9E42A0014F8279FF8939FB5" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Financing Receivables, Current and Less than 30 Days Past Due, and Still Accruing [Member]</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_FinancingReceivablesCurrentandLessthan30DaysPastDueandStillAccruingMember" xlink:label="loc_pnfp_FinancingReceivablesCurrentandLessthan30DaysPastDueandStillAccruingMember_72FD4456A9E42A0014F8279FF8939FB5" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_pnfp_FinancingReceivablesCurrentandLessthan30DaysPastDueandStillAccruingMember_72FD4456A9E42A0014F8279FF8939FB5" xlink:to="lab_pnfp_FinancingReceivablesCurrentandLessthan30DaysPastDueandStillAccruingMember_72FD4456A9E42A0014F8279FF8939FB5" xlink:type="arc" />
    <link:label id="lab_pnfp_ReceivableswithDeterioratedCreditQualityAccruingMember_DB7A804EBCE4DC25DA4B279FF8942154_terseLabel_en-US" xlink:label="lab_pnfp_ReceivableswithDeterioratedCreditQualityAccruingMember_DB7A804EBCE4DC25DA4B279FF8942154" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Purchased credit impaired, accruing</link:label>
    <link:label id="lab_pnfp_ReceivableswithDeterioratedCreditQualityAccruingMember_DB7A804EBCE4DC25DA4B279FF8942154_label_en-US" xlink:label="lab_pnfp_ReceivableswithDeterioratedCreditQualityAccruingMember_DB7A804EBCE4DC25DA4B279FF8942154" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Receivables with Deteriorated Credit Quality, Accruing [Member]</link:label>
    <link:label id="lab_pnfp_ReceivableswithDeterioratedCreditQualityAccruingMember_DB7A804EBCE4DC25DA4B279FF8942154_documentation_en-US" xlink:label="lab_pnfp_ReceivableswithDeterioratedCreditQualityAccruingMember_DB7A804EBCE4DC25DA4B279FF8942154" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Receivables with Deteriorated Credit Quality, Accruing [Member]</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_ReceivableswithDeterioratedCreditQualityAccruingMember" xlink:label="loc_pnfp_ReceivableswithDeterioratedCreditQualityAccruingMember_DB7A804EBCE4DC25DA4B279FF8942154" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_pnfp_ReceivableswithDeterioratedCreditQualityAccruingMember_DB7A804EBCE4DC25DA4B279FF8942154" xlink:to="lab_pnfp_ReceivableswithDeterioratedCreditQualityAccruingMember_DB7A804EBCE4DC25DA4B279FF8942154" xlink:type="arc" />
    <link:label id="lab_pnfp_ReceivableswithDeterioratedCreditQualityNonaccruingMember_98FCA7635DB59C3B6241279FF8943B62_terseLabel_en-US" xlink:label="lab_pnfp_ReceivableswithDeterioratedCreditQualityNonaccruingMember_98FCA7635DB59C3B6241279FF8943B62" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Purchased credit impaired, nonaccruing</link:label>
    <link:label id="lab_pnfp_ReceivableswithDeterioratedCreditQualityNonaccruingMember_98FCA7635DB59C3B6241279FF8943B62_label_en-US" xlink:label="lab_pnfp_ReceivableswithDeterioratedCreditQualityNonaccruingMember_98FCA7635DB59C3B6241279FF8943B62" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Receivables with Deteriorated Credit Quality, Nonaccruing [Member]</link:label>
    <link:label id="lab_pnfp_ReceivableswithDeterioratedCreditQualityNonaccruingMember_98FCA7635DB59C3B6241279FF8943B62_documentation_en-US" xlink:label="lab_pnfp_ReceivableswithDeterioratedCreditQualityNonaccruingMember_98FCA7635DB59C3B6241279FF8943B62" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Receivables with Deteriorated Credit Quality, Nonaccruing [Member]</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_ReceivableswithDeterioratedCreditQualityNonaccruingMember" xlink:label="loc_pnfp_ReceivableswithDeterioratedCreditQualityNonaccruingMember_98FCA7635DB59C3B6241279FF8943B62" xlink:type="locator" />
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    <link:label id="lab_us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems_A7EB162DC890150CE998279FF8943462_terseLabel_en-US" xlink:label="lab_us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems_A7EB162DC890150CE998279FF8943462" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Financing Receivable, Recorded Investment, Past Due [Line Items]</link:label>
    <link:label id="lab_us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems_A7EB162DC890150CE998279FF8943462_label_en-US" xlink:label="lab_us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems_A7EB162DC890150CE998279FF8943462" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financing Receivable, Recorded Investment, Past Due [Line Items]</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems" xlink:label="loc_us-gaap_FinancingReceivableRecordedInvestmentPastDueLineItems_A7EB162DC890150CE998279FF8943462" xlink:type="locator" />
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    <link:label id="lab_us-gaap_LoansAndLeasesReceivableImpairedNonperformingNonaccrualOfInterest_7908D1B1D165F17AF47227AFAED1CE20_terseLabel_en-US" xlink:label="lab_us-gaap_LoansAndLeasesReceivableImpairedNonperformingNonaccrualOfInterest_7908D1B1D165F17AF47227AFAED1CE20" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Loans and Leases Receivable, Nonperforming, Nonaccrual of Interest</link:label>
    <link:label id="lab_us-gaap_LoansAndLeasesReceivableImpairedNonperformingNonaccrualOfInterest_7908D1B1D165F17AF47227AFAED1CE20_label_en-US" xlink:label="lab_us-gaap_LoansAndLeasesReceivableImpairedNonperformingNonaccrualOfInterest_7908D1B1D165F17AF47227AFAED1CE20" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Loans and Leases Receivable, Nonperforming, Nonaccrual of Interest</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LoansAndLeasesReceivableImpairedNonperformingNonaccrualOfInterest" xlink:label="loc_us-gaap_LoansAndLeasesReceivableImpairedNonperformingNonaccrualOfInterest_7908D1B1D165F17AF47227AFAED1CE20" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LoansAndLeasesReceivableImpairedNonperformingNonaccrualOfInterest_7908D1B1D165F17AF47227AFAED1CE20" xlink:to="lab_us-gaap_LoansAndLeasesReceivableImpairedNonperformingNonaccrualOfInterest_7908D1B1D165F17AF47227AFAED1CE20" xlink:type="arc" />
    <link:label id="lab_pnfp_FinancingReceivableImpairedLoansCurrentAndPerforming_CC2FE05861B86F080E83279FF8940E37_terseLabel_en-US" xlink:label="lab_pnfp_FinancingReceivableImpairedLoansCurrentAndPerforming_CC2FE05861B86F080E83279FF8940E37" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Currently performing impaired loans</link:label>
    <link:label id="lab_pnfp_FinancingReceivableImpairedLoansCurrentAndPerforming_CC2FE05861B86F080E83279FF8940E37_label_en-US" xlink:label="lab_pnfp_FinancingReceivableImpairedLoansCurrentAndPerforming_CC2FE05861B86F080E83279FF8940E37" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Financing Receivable Impaired loans Current and performing</link:label>
    <link:label id="lab_pnfp_FinancingReceivableImpairedLoansCurrentAndPerforming_CC2FE05861B86F080E83279FF8940E37_documentation_en-US" xlink:label="lab_pnfp_FinancingReceivableImpairedLoansCurrentAndPerforming_CC2FE05861B86F080E83279FF8940E37" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Refers to financing receivable impaired loans that are current and in performing status.</link:label>
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    <link:label id="lab_us-gaap_IncomeTaxDisclosureAbstract_8B88AFD0EDAFABFB5E42FDA6A1BB22CA_label_en-US" xlink:label="lab_us-gaap_IncomeTaxDisclosureAbstract_8B88AFD0EDAFABFB5E42FDA6A1BB22CA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Income Tax Disclosure [Abstract]</link:label>
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    <link:label id="lab_pnfp_BusinessAcquisitionProFormaIncomeBeforeIncomeTaxes_3FEB4683C8F768DE516616C74C924B2F_terseLabel_en-US" xlink:label="lab_pnfp_BusinessAcquisitionProFormaIncomeBeforeIncomeTaxes_3FEB4683C8F768DE516616C74C924B2F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Income before income taxes</link:label>
    <link:label id="lab_pnfp_BusinessAcquisitionProFormaIncomeBeforeIncomeTaxes_3FEB4683C8F768DE516616C74C924B2F_label_en-US" xlink:label="lab_pnfp_BusinessAcquisitionProFormaIncomeBeforeIncomeTaxes_3FEB4683C8F768DE516616C74C924B2F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Acquisition, Pro Forma Income Before Income Taxes</link:label>
    <link:label id="lab_pnfp_BusinessAcquisitionProFormaIncomeBeforeIncomeTaxes_3FEB4683C8F768DE516616C74C924B2F_documentation_en-US" xlink:label="lab_pnfp_BusinessAcquisitionProFormaIncomeBeforeIncomeTaxes_3FEB4683C8F768DE516616C74C924B2F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Business Acquisition, Pro Forma Income Before Income Taxes</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_BusinessAcquisitionProFormaIncomeBeforeIncomeTaxes" xlink:label="loc_pnfp_BusinessAcquisitionProFormaIncomeBeforeIncomeTaxes_3FEB4683C8F768DE516616C74C924B2F" xlink:type="locator" />
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    <link:label id="lab_pnfp_BusinessCombinationAcquiredReceivablesGrossContractualAmountRollForward_9C7A5DD7043EACC54EFEFD9A747C1A61_terseLabel_en-US" xlink:label="lab_pnfp_BusinessCombinationAcquiredReceivablesGrossContractualAmountRollForward_9C7A5DD7043EACC54EFEFD9A747C1A61" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Gross Carrying Value</link:label>
    <link:label id="lab_pnfp_BusinessCombinationAcquiredReceivablesGrossContractualAmountRollForward_9C7A5DD7043EACC54EFEFD9A747C1A61_label_en-US" xlink:label="lab_pnfp_BusinessCombinationAcquiredReceivablesGrossContractualAmountRollForward_9C7A5DD7043EACC54EFEFD9A747C1A61" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Acquired Receivables, Gross Contractual Amount [Roll Forward]</link:label>
    <link:label id="lab_pnfp_BusinessCombinationAcquiredReceivablesGrossContractualAmountRollForward_9C7A5DD7043EACC54EFEFD9A747C1A61_documentation_en-US" xlink:label="lab_pnfp_BusinessCombinationAcquiredReceivablesGrossContractualAmountRollForward_9C7A5DD7043EACC54EFEFD9A747C1A61" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Business Combination, Acquired Receivables, Gross Contractual Amount [Roll Forward]</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_BusinessCombinationAcquiredReceivablesGrossContractualAmountRollForward" xlink:label="loc_pnfp_BusinessCombinationAcquiredReceivablesGrossContractualAmountRollForward_9C7A5DD7043EACC54EFEFD9A747C1A61" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_pnfp_BusinessCombinationAcquiredReceivablesGrossContractualAmountRollForward_9C7A5DD7043EACC54EFEFD9A747C1A61" xlink:to="lab_pnfp_BusinessCombinationAcquiredReceivablesGrossContractualAmountRollForward_9C7A5DD7043EACC54EFEFD9A747C1A61" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationAcquiredReceivablesGrossContractualAmount_4E21D43E658A229C84F4FD9A747CC852_periodStartLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationAcquiredReceivablesGrossContractualAmount_4E21D43E658A229C84F4FD9A747CC852" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US">Gross carrying value, beginning balance</link:label>
    <link:label id="lab_us-gaap_BusinessCombinationAcquiredReceivablesGrossContractualAmount_4E21D43E658A229C84F4FD9A747CC852_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationAcquiredReceivablesGrossContractualAmount_4E21D43E658A229C84F4FD9A747CC852" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Acquired Receivables, Gross Contractual Amount</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_BusinessCombinationAcquiredReceivablesGrossContractualAmount" xlink:label="loc_us-gaap_BusinessCombinationAcquiredReceivablesGrossContractualAmount_4E21D43E658A229C84F4FD9A747CC852" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationAcquiredReceivablesGrossContractualAmount_4E21D43E658A229C84F4FD9A747CC852" xlink:to="lab_us-gaap_BusinessCombinationAcquiredReceivablesGrossContractualAmount_4E21D43E658A229C84F4FD9A747CC852" xlink:type="arc" />
    <link:label id="lab_pnfp_BusinessCombinationAcquiredReceivablesGrossContractualAcquisitions_A6ED440D3CA06D0CA6E5FD9A747C8AB3_terseLabel_en-US" xlink:label="lab_pnfp_BusinessCombinationAcquiredReceivablesGrossContractualAcquisitions_A6ED440D3CA06D0CA6E5FD9A747C8AB3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Acquisition</link:label>
    <link:label id="lab_pnfp_BusinessCombinationAcquiredReceivablesGrossContractualAcquisitions_A6ED440D3CA06D0CA6E5FD9A747C8AB3_label_en-US" xlink:label="lab_pnfp_BusinessCombinationAcquiredReceivablesGrossContractualAcquisitions_A6ED440D3CA06D0CA6E5FD9A747C8AB3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination Acquired Receivables Gross Contractual Acquisitions</link:label>
    <link:label id="lab_pnfp_BusinessCombinationAcquiredReceivablesGrossContractualAcquisitions_A6ED440D3CA06D0CA6E5FD9A747C8AB3_documentation_en-US" xlink:label="lab_pnfp_BusinessCombinationAcquiredReceivablesGrossContractualAcquisitions_A6ED440D3CA06D0CA6E5FD9A747C8AB3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">For receivables acquired in a business combination, the amount of acquisitions to the gross contractual amounts receivable.</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_BusinessCombinationAcquiredReceivablesGrossContractualAcquisitions" xlink:label="loc_pnfp_BusinessCombinationAcquiredReceivablesGrossContractualAcquisitions_A6ED440D3CA06D0CA6E5FD9A747C8AB3" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_pnfp_BusinessCombinationAcquiredReceivablesGrossContractualAcquisitions_A6ED440D3CA06D0CA6E5FD9A747C8AB3" xlink:to="lab_pnfp_BusinessCombinationAcquiredReceivablesGrossContractualAcquisitions_A6ED440D3CA06D0CA6E5FD9A747C8AB3" xlink:type="arc" />
    <link:label id="lab_pnfp_BusinessCombinationAcquiredReceivablesGrossContractualSettlements_31547C6BE09053EEB97AFD9A747C67A7_negatedLabel_en-US" xlink:label="lab_pnfp_BusinessCombinationAcquiredReceivablesGrossContractualSettlements_31547C6BE09053EEB97AFD9A747C67A7" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Year-to-date settlements</link:label>
    <link:label id="lab_pnfp_BusinessCombinationAcquiredReceivablesGrossContractualSettlements_31547C6BE09053EEB97AFD9A747C67A7_label_en-US" xlink:label="lab_pnfp_BusinessCombinationAcquiredReceivablesGrossContractualSettlements_31547C6BE09053EEB97AFD9A747C67A7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination, Acquired Receivables, Gross Contractual Settlements</link:label>
    <link:label id="lab_pnfp_BusinessCombinationAcquiredReceivablesGrossContractualSettlements_31547C6BE09053EEB97AFD9A747C67A7_documentation_en-US" xlink:label="lab_pnfp_BusinessCombinationAcquiredReceivablesGrossContractualSettlements_31547C6BE09053EEB97AFD9A747C67A7" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">For receivables acquired in a business combination, the amount of settlements to the gross contractual amounts receivable.</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_BusinessCombinationAcquiredReceivablesGrossContractualSettlements" xlink:label="loc_pnfp_BusinessCombinationAcquiredReceivablesGrossContractualSettlements_31547C6BE09053EEB97AFD9A747C67A7" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_pnfp_BusinessCombinationAcquiredReceivablesGrossContractualSettlements_31547C6BE09053EEB97AFD9A747C67A7" xlink:to="lab_pnfp_BusinessCombinationAcquiredReceivablesGrossContractualSettlements_31547C6BE09053EEB97AFD9A747C67A7" xlink:type="arc" />
    <link:label id="lab_us-gaap_BusinessCombinationAcquiredReceivablesGrossContractualAmount_94C5A2AA13E10BEA16F8FD9A747C723A_periodEndLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationAcquiredReceivablesGrossContractualAmount_94C5A2AA13E10BEA16F8FD9A747C723A" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Gross carrying value, ending balance</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_BusinessCombinationAcquiredReceivablesGrossContractualAmount" xlink:label="loc_us-gaap_BusinessCombinationAcquiredReceivablesGrossContractualAmount_94C5A2AA13E10BEA16F8FD9A747C723A" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationAcquiredReceivablesGrossContractualAmount_94C5A2AA13E10BEA16F8FD9A747C723A" xlink:to="lab_us-gaap_BusinessCombinationAcquiredReceivablesGrossContractualAmount_94C5A2AA13E10BEA16F8FD9A747C723A" xlink:type="arc" />
    <link:label id="lab_pnfp_CertainLoansAcquiredinTransferAccretableYieldRollForward_3CEAC6212AB3B240D4FEFD9A747C0F6B_terseLabel_en-US" xlink:label="lab_pnfp_CertainLoansAcquiredinTransferAccretableYieldRollForward_3CEAC6212AB3B240D4FEFD9A747C0F6B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Accretable Yield</link:label>
    <link:label id="lab_pnfp_CertainLoansAcquiredinTransferAccretableYieldRollForward_3CEAC6212AB3B240D4FEFD9A747C0F6B_label_en-US" xlink:label="lab_pnfp_CertainLoansAcquiredinTransferAccretableYieldRollForward_3CEAC6212AB3B240D4FEFD9A747C0F6B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Certain Loans Acquired in Transfer, Accretable Yield [Roll Forward]</link:label>
    <link:label id="lab_pnfp_CertainLoansAcquiredinTransferAccretableYieldRollForward_3CEAC6212AB3B240D4FEFD9A747C0F6B_documentation_en-US" xlink:label="lab_pnfp_CertainLoansAcquiredinTransferAccretableYieldRollForward_3CEAC6212AB3B240D4FEFD9A747C0F6B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Certain Loans Acquired in Transfer, Accretable Yield [Roll Forward]</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_CertainLoansAcquiredinTransferAccretableYieldRollForward" xlink:label="loc_pnfp_CertainLoansAcquiredinTransferAccretableYieldRollForward_3CEAC6212AB3B240D4FEFD9A747C0F6B" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_pnfp_CertainLoansAcquiredinTransferAccretableYieldRollForward_3CEAC6212AB3B240D4FEFD9A747C0F6B" xlink:to="lab_pnfp_CertainLoansAcquiredinTransferAccretableYieldRollForward_3CEAC6212AB3B240D4FEFD9A747C0F6B" xlink:type="arc" />
    <link:label id="lab_us-gaap_CertainLoansAcquiredInTransferAccretableYield_2124279AB37A2946213CFD9A747CA6DA_negatedPeriodStartLabel_en-US" xlink:label="lab_us-gaap_CertainLoansAcquiredInTransferAccretableYield_2124279AB37A2946213CFD9A747CA6DA" xlink:role="http://www.xbrl.org/2009/role/negatedPeriodStartLabel" xlink:type="resource" xml:lang="en-US">Accretable yield, beginning balance</link:label>
    <link:label id="lab_us-gaap_CertainLoansAcquiredInTransferAccretableYield_2124279AB37A2946213CFD9A747CA6DA_label_en-US" xlink:label="lab_us-gaap_CertainLoansAcquiredInTransferAccretableYield_2124279AB37A2946213CFD9A747CA6DA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Certain Loans Acquired in Transfer, Accretable Yield</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CertainLoansAcquiredInTransferAccretableYield" xlink:label="loc_us-gaap_CertainLoansAcquiredInTransferAccretableYield_2124279AB37A2946213CFD9A747CA6DA" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CertainLoansAcquiredInTransferAccretableYield_2124279AB37A2946213CFD9A747CA6DA" xlink:to="lab_us-gaap_CertainLoansAcquiredInTransferAccretableYield_2124279AB37A2946213CFD9A747CA6DA" xlink:type="arc" />
    <link:label id="lab_pnfp_AcquiredAccretableYield_59BD88A5FF5982CEA3E6FD9A747C99EC_negatedTerseLabel_en-US" xlink:label="lab_pnfp_AcquiredAccretableYield_59BD88A5FF5982CEA3E6FD9A747C99EC" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Acquisition</link:label>
    <link:label id="lab_pnfp_AcquiredAccretableYield_59BD88A5FF5982CEA3E6FD9A747C99EC_label_en-US" xlink:label="lab_pnfp_AcquiredAccretableYield_59BD88A5FF5982CEA3E6FD9A747C99EC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Acquired Accretable Yield</link:label>
    <link:label id="lab_pnfp_AcquiredAccretableYield_59BD88A5FF5982CEA3E6FD9A747C99EC_documentation_en-US" xlink:label="lab_pnfp_AcquiredAccretableYield_59BD88A5FF5982CEA3E6FD9A747C99EC" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The amount of additions due to acquisition to the aggregate excess of a loan's cash flows expected to be collected over the investor's initial investment in the loan. This relates to loans with deteriorating of credit quality since origination that were acquired by completion of a transfer for which it is probable, at acquisition, that the investor will be unable to collect all contractually required payments receivable.</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_AcquiredAccretableYield" xlink:label="loc_pnfp_AcquiredAccretableYield_59BD88A5FF5982CEA3E6FD9A747C99EC" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_pnfp_AcquiredAccretableYield_59BD88A5FF5982CEA3E6FD9A747C99EC" xlink:to="lab_pnfp_AcquiredAccretableYield_59BD88A5FF5982CEA3E6FD9A747C99EC" xlink:type="arc" />
    <link:label id="lab_pnfp_CertainLoansAcquiredInTransferAccretableYieldSettlements_0A0D9D96C0FC3BDD6AF6FD9A747D5CF2_terseLabel_en-US" xlink:label="lab_pnfp_CertainLoansAcquiredInTransferAccretableYieldSettlements_0A0D9D96C0FC3BDD6AF6FD9A747D5CF2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Year-to-date settlements</link:label>
    <link:label id="lab_pnfp_CertainLoansAcquiredInTransferAccretableYieldSettlements_0A0D9D96C0FC3BDD6AF6FD9A747D5CF2_label_en-US" xlink:label="lab_pnfp_CertainLoansAcquiredInTransferAccretableYieldSettlements_0A0D9D96C0FC3BDD6AF6FD9A747D5CF2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Certain Loans Acquired in Transfer, Accretable Yield, Settlements</link:label>
    <link:label id="lab_pnfp_CertainLoansAcquiredInTransferAccretableYieldSettlements_0A0D9D96C0FC3BDD6AF6FD9A747D5CF2_documentation_en-US" xlink:label="lab_pnfp_CertainLoansAcquiredInTransferAccretableYieldSettlements_0A0D9D96C0FC3BDD6AF6FD9A747D5CF2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The amount of settlements of the aggregate excess of a loan's cash flows expected to be collected over the investor's initial investment in the loan. This relates to loans with deteriorating of credit quality since origination that were acquired by completion of a transfer for which it is probable, at acquisition, that the investor will be unable to collect all contractually required payments receivable.</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_CertainLoansAcquiredInTransferAccretableYieldSettlements" xlink:label="loc_pnfp_CertainLoansAcquiredInTransferAccretableYieldSettlements_0A0D9D96C0FC3BDD6AF6FD9A747D5CF2" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_pnfp_CertainLoansAcquiredInTransferAccretableYieldSettlements_0A0D9D96C0FC3BDD6AF6FD9A747D5CF2" xlink:to="lab_pnfp_CertainLoansAcquiredInTransferAccretableYieldSettlements_0A0D9D96C0FC3BDD6AF6FD9A747D5CF2" xlink:type="arc" />
    <link:label id="lab_us-gaap_CertainLoansAcquiredInTransferAccretableYield_2709618ECA3FEE5D0C34FD9A747DA1CF_negatedPeriodEndLabel_en-US" xlink:label="lab_us-gaap_CertainLoansAcquiredInTransferAccretableYield_2709618ECA3FEE5D0C34FD9A747DA1CF" xlink:role="http://www.xbrl.org/2009/role/negatedPeriodEndLabel" xlink:type="resource" xml:lang="en-US">Accretable yield, ending balance</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CertainLoansAcquiredInTransferAccretableYield" xlink:label="loc_us-gaap_CertainLoansAcquiredInTransferAccretableYield_2709618ECA3FEE5D0C34FD9A747DA1CF" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CertainLoansAcquiredInTransferAccretableYield_2709618ECA3FEE5D0C34FD9A747DA1CF" xlink:to="lab_us-gaap_CertainLoansAcquiredInTransferAccretableYield_2709618ECA3FEE5D0C34FD9A747DA1CF" xlink:type="arc" />
    <link:label id="lab_pnfp_CertainLoansAcquiredinTransferNonaccretableDifferenceRollForward_C25372241C63F36294BEFD9A747D4220_terseLabel_en-US" xlink:label="lab_pnfp_CertainLoansAcquiredinTransferNonaccretableDifferenceRollForward_C25372241C63F36294BEFD9A747D4220" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Nonaccretable Yield</link:label>
    <link:label id="lab_pnfp_CertainLoansAcquiredinTransferNonaccretableDifferenceRollForward_C25372241C63F36294BEFD9A747D4220_label_en-US" xlink:label="lab_pnfp_CertainLoansAcquiredinTransferNonaccretableDifferenceRollForward_C25372241C63F36294BEFD9A747D4220" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Certain Loans Acquired in Transfer, Nonaccretable Difference [Roll Forward]</link:label>
    <link:label id="lab_pnfp_CertainLoansAcquiredinTransferNonaccretableDifferenceRollForward_C25372241C63F36294BEFD9A747D4220_documentation_en-US" xlink:label="lab_pnfp_CertainLoansAcquiredinTransferNonaccretableDifferenceRollForward_C25372241C63F36294BEFD9A747D4220" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Certain Loans Acquired in Transfer, Nonaccretable Difference [Roll Forward]</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_CertainLoansAcquiredinTransferNonaccretableDifferenceRollForward" xlink:label="loc_pnfp_CertainLoansAcquiredinTransferNonaccretableDifferenceRollForward_C25372241C63F36294BEFD9A747D4220" xlink:type="locator" />
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    <link:label id="lab_us-gaap_CertainLoansAcquiredInTransferNonaccretableDifference_E7B61ABBBA9A75272CA2FD9A747D9529_negatedPeriodStartLabel_en-US" xlink:label="lab_us-gaap_CertainLoansAcquiredInTransferNonaccretableDifference_E7B61ABBBA9A75272CA2FD9A747D9529" xlink:role="http://www.xbrl.org/2009/role/negatedPeriodStartLabel" xlink:type="resource" xml:lang="en-US">Nonaccretable yield, beginning balance</link:label>
    <link:label id="lab_us-gaap_CertainLoansAcquiredInTransferNonaccretableDifference_E7B61ABBBA9A75272CA2FD9A747D9529_label_en-US" xlink:label="lab_us-gaap_CertainLoansAcquiredInTransferNonaccretableDifference_E7B61ABBBA9A75272CA2FD9A747D9529" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Certain Loans Acquired in Transfer, Nonaccretable Difference</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CertainLoansAcquiredInTransferNonaccretableDifference" xlink:label="loc_us-gaap_CertainLoansAcquiredInTransferNonaccretableDifference_E7B61ABBBA9A75272CA2FD9A747D9529" xlink:type="locator" />
    <link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CertainLoansAcquiredInTransferNonaccretableDifference_E7B61ABBBA9A75272CA2FD9A747D9529" xlink:to="lab_us-gaap_CertainLoansAcquiredInTransferNonaccretableDifference_E7B61ABBBA9A75272CA2FD9A747D9529" xlink:type="arc" />
    <link:label id="lab_pnfp_AcquiredNonaccretableYield_443879CEA67BAC35F60EFD9A747DF2D0_negatedTerseLabel_en-US" xlink:label="lab_pnfp_AcquiredNonaccretableYield_443879CEA67BAC35F60EFD9A747DF2D0" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US">Acquisition</link:label>
    <link:label id="lab_pnfp_AcquiredNonaccretableYield_443879CEA67BAC35F60EFD9A747DF2D0_label_en-US" xlink:label="lab_pnfp_AcquiredNonaccretableYield_443879CEA67BAC35F60EFD9A747DF2D0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Acquired Nonaccretable Yield</link:label>
    <link:label id="lab_pnfp_AcquiredNonaccretableYield_443879CEA67BAC35F60EFD9A747DF2D0_documentation_en-US" xlink:label="lab_pnfp_AcquiredNonaccretableYield_443879CEA67BAC35F60EFD9A747DF2D0" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The amount of additions due to acquisition to the loan's contractually required payments receivable in excess of the amount of its cash flows expected to be collected. This relates to loans with deteriorating of credit quality since origination that were acquired by completion of a transfer for which it is probable, at acquisition, that the investor will be unable to collect all contractually required payments receivable.</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_AcquiredNonaccretableYield" xlink:label="loc_pnfp_AcquiredNonaccretableYield_443879CEA67BAC35F60EFD9A747DF2D0" xlink:type="locator" />
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    <link:label id="lab_pnfp_CertainLoansAcquiredInTransferNonaccretableDifferenceSettlements_BF43BC9FE356460124D6FD9A747D781C_terseLabel_en-US" xlink:label="lab_pnfp_CertainLoansAcquiredInTransferNonaccretableDifferenceSettlements_BF43BC9FE356460124D6FD9A747D781C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Year-to-date settlements</link:label>
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    <link:label id="lab_pnfp_CertainLoansAcquiredInTransferNonaccretableDifferenceSettlements_BF43BC9FE356460124D6FD9A747D781C_documentation_en-US" xlink:label="lab_pnfp_CertainLoansAcquiredInTransferNonaccretableDifferenceSettlements_BF43BC9FE356460124D6FD9A747D781C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">The amount of settlements of the loan's contractually required payments receivable in excess of the amount of its cash flows expected to be collected. This relates to loans with deteriorating of credit quality since origination that were acquired by completion of a transfer for which it is probable, at acquisition, that the investor will be unable to collect all contractually required payments receivable.</link:label>
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    <link:label id="lab_pnfp_BusinessCombinationAcquiredReceivablesFairValueRollForward_EF4D3148FE08C680C4E3FD9A747EF013_documentation_en-US" xlink:label="lab_pnfp_BusinessCombinationAcquiredReceivablesFairValueRollForward_EF4D3148FE08C680C4E3FD9A747EF013" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Business Combination, Acquired Receivables, Fair Value [Roll Forward]</link:label>
    <link:loc xlink:href="pnfp-20180331.xsd#pnfp_BusinessCombinationAcquiredReceivablesFairValueRollForward" xlink:label="loc_pnfp_BusinessCombinationAcquiredReceivablesFairValueRollForward_EF4D3148FE08C680C4E3FD9A747EF013" xlink:type="locator" />
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_BusinessCombinationAcquiredReceivablesFairValue" xlink:label="loc_us-gaap_BusinessCombinationAcquiredReceivablesFairValue_034E4C7B672479B4B68AFD9A747EC9AA" xlink:type="locator" />
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    <link:label id="lab_pnfp_BusinessCombinationAcquiredReceivablesFairValueAcquisitions_DBDB3BF2E12B7096A396FD9A747EA67C_terseLabel_en-US" xlink:label="lab_pnfp_BusinessCombinationAcquiredReceivablesFairValueAcquisitions_DBDB3BF2E12B7096A396FD9A747EA67C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Acquisition</link:label>
    <link:label id="lab_pnfp_BusinessCombinationAcquiredReceivablesFairValueAcquisitions_DBDB3BF2E12B7096A396FD9A747EA67C_label_en-US" xlink:label="lab_pnfp_BusinessCombinationAcquiredReceivablesFairValueAcquisitions_DBDB3BF2E12B7096A396FD9A747EA67C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Business Combination Acquired Receivables Fair Value Acquisitions</link:label>
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    <link:label id="lab_pnfp_BusinessCombinationAcquiredReceivablesFairValueSettlements_A2CC32D87F29041D0E05FD9A747E9731_negatedLabel_en-US" xlink:label="lab_pnfp_BusinessCombinationAcquiredReceivablesFairValueSettlements_A2CC32D87F29041D0E05FD9A747E9731" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US">Year-to-date settlements</link:label>
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    <link:label id="lab_pnfp_BusinessCombinationAcquiredReceivablesFairValueSettlements_A2CC32D87F29041D0E05FD9A747E9731_documentation_en-US" xlink:label="lab_pnfp_BusinessCombinationAcquiredReceivablesFairValueSettlements_A2CC32D87F29041D0E05FD9A747E9731" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">For receivables acquired in a business combination, the amount of settlements to the fair value of the receivables acquired.</link:label>
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    <link:label id="lab_us-gaap_BusinessCombinationAcquiredReceivablesFairValue_49E2C6975518100CBCA9FD9A747E456B_periodEndLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationAcquiredReceivablesFairValue_49E2C6975518100CBCA9FD9A747E456B" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US">Net carrying value, ending balance</link:label>
    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_BusinessCombinationAcquiredReceivablesFairValue" xlink:label="loc_us-gaap_BusinessCombinationAcquiredReceivablesFairValue_49E2C6975518100CBCA9FD9A747E456B" xlink:type="locator" />
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    <link:label id="lab_us-gaap_ScheduleOfInterestRateDerivativesTableTextBlock_AE5409C9ED1B574805213AFAE27A0041_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfInterestRateDerivativesTableTextBlock_AE5409C9ED1B574805213AFAE27A0041" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Summary of Interest Rate Swaps</link:label>
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    <link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfInterestRateDerivativesTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfInterestRateDerivativesTableTextBlock_AE5409C9ED1B574805213AFAE27A0041" xlink:type="locator" />
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    <link:label id="lab_us-gaap_ScheduleOfDerivativeInstrumentsTextBlock_273DC6BA5918D18E16913AFAE27A1209_label_en-US" xlink:label="lab_us-gaap_ScheduleOfDerivativeInstrumentsTextBlock_273DC6BA5918D18E16913AFAE27A1209" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Schedule of Derivative Instruments [Table Text Block]</link:label>
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    <link:label id="lab_us-gaap_IncomeTaxDisclosureTextBlock_2A1870086CABCD740DEC9EE6721948CB_verboseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxDisclosureTextBlock_C57BA8C4D4C65AF59B20C1F0849FF4F8" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Income Taxes</link:label>
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    <link:label id="lab_us-gaap_StatementEquityComponentsAxis_83B1D3E6DF9085172BA03B1E670761DA_terseLabel_en-US" xlink:label="lab_us-gaap_StatementEquityComponentsAxis_83B1D3E6DF9085172BA03B1E670761DA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Equity Components [Axis]</link:label>
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    <link:label id="lab_pnfp_NumberofMarketsinWhichEntityOperates_57C7C72A89B6B6F56EBE3B19C167859E_terseLabel_en-US" xlink:label="lab_pnfp_NumberofMarketsinWhichEntityOperates_57C7C72A89B6B6F56EBE3B19C167859E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Number of markets entity operates</link:label>
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    <link:label id="lab_us-gaap_SaleOfStockConsiderationReceivedOnTransaction_C77C0114032E99651BA73B4B59380409_terseLabel_en-US" xlink:label="lab_us-gaap_SaleOfStockConsiderationReceivedOnTransaction_C77C0114032E99651BA73B4B59380409" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Net proceeds of offering</link:label>
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    <link:label id="lab_pnfp_CollateralDependentImpairedLoansMember_43D7DF4D7904AB5214BDFD9A7474BE29_documentation_en-US" xlink:label="lab_pnfp_CollateralDependentImpairedLoansMember_43D7DF4D7904AB5214BDFD9A7474BE29" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Refers to a loan that does not have a documented cash payment plan and is charged down equal to the fair value of the collateral. Further, collateral dependent loans are typically charged-off to their net realizable value pursuant to regulatory requirements and no specific allowance is carried related to those loans.</link:label>
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    <link:label id="lab_pnfp_CashFlowDependentImpairedLoansMember_2910CCF1F4FC8CBFD3CBFD9A7474F2DC_documentation_en-US" xlink:label="lab_pnfp_CashFlowDependentImpairedLoansMember_2910CCF1F4FC8CBFD3CBFD9A7474F2DC" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US">Refers to impaired loans, the amount of impairment of which, is based on the present value of expected payments using the loan's original effective rate as the discount rate or the loan's observable market price.</link:label>
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    <link:label id="lab_us-gaap_ResidentialPortfolioSegmentMember_AF7137653202F11EA8A9FD9A74750580_verboseLabel_en-US" xlink:label="lab_us-gaap_ResidentialPortfolioSegmentMember_AF7137653202F11EA8A9FD9A74750580" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US">Consumer real estate - mortgage</link:label>
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    <link:label id="lab_us-gaap_PerformanceSharesMember_C018FA15848038F10A7F27CA493CDB6F_terseLabel_en-US" xlink:label="lab_us-gaap_PerformanceSharesMember_C018FA15848038F10A7F27CA493CDB6F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US">Performance Based Awards</link:label>
    <link:label id="lab_us-gaap_PerformanceSharesMember_C018FA15848038F10A7F27CA493CDB6F_label_en-US" xlink:label="lab_us-gaap_PerformanceSharesMember_C018FA15848038F10A7F27CA493CDB6F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Performance Shares [Member]</link:label>
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    <link:label id="lab_pnfp_OutsideDirectorAwardsMember_15AA9CF8AFCB0313880927CA493C9F8F_label_en-US" xlink:label="lab_pnfp_OutsideDirectorAwardsMember_15AA9CF8AFCB0313880927CA493C9F8F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Outside Director Awards [Member]</link:label>
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    <link:label id="lab_us-gaap_DirectorMember_AC025CA9C9A95A82A76627CA493C8B2A_label_en-US" xlink:label="lab_us-gaap_DirectorMember_AC025CA9C9A95A82A76627CA493C8B2A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US">Director [Member]</link:label>
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