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      <regLei>549300QG0RSSKFZ1ZK02</regLei>
      <regStreet1>767 FIFTH AVE</regStreet1>
      <regStreet2>49TH FL</regStreet2>
      <regCity>NEW YORK</regCity>
      <regStateConditional regCountry="US" regState="US-NY"/>
      <regZipOrPostalCode>10153</regZipOrPostalCode>
      <regPhone>212-583-2000</regPhone>
      <seriesName>BARON GROWTH FUND</seriesName>
      <seriesId>S000000583</seriesId>
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      <repPdEnd>2020-09-30</repPdEnd>
      <repPdDate>2020-03-31</repPdDate>
      <isFinalFiling>N</isFinalFiling>
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          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>Penn National Gaming Inc</name>
        <lei>N/A</lei>
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        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>Adaptive Biotechnologies Corp</name>
        <lei>549300ZTF7OT1FW66Q96</lei>
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        <assetCat>EC</assetCat>
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        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>FactSet Research Systems Inc</name>
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        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>Marel HF</name>
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          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>ANSYS Inc</name>
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        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>Alexandria Real Estate Equities Inc</name>
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      <invstOrSec>
        <name>Littelfuse Inc</name>
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        <fairValLevel>1</fairValLevel>
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          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>Pegasystems Inc</name>
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          <isCashCollateral>N</isCashCollateral>
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      <invstOrSec>
        <name>Marriott Vacations Worldwide Corp</name>
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        <name>Altair Engineering Inc</name>
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        <name>Red Rock Resorts Inc</name>
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        <name>Douglas Emmett Inc</name>
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        <name>Alector Inc</name>
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        <name>West Pharmaceutical Services Inc</name>
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        <name>IDEXX Laboratories Inc</name>
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        <name>American Assets Trust Inc</name>
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        <name>Morningstar Inc</name>
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        <name>Alexander's Inc</name>
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        <name>Neogen Corp</name>
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        <name>LendingTree Inc</name>
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        <name>Wix.com Ltd</name>
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        <name>OneSpaWorld Holdings Ltd</name>
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        <name>Gartner Inc</name>
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        <title>Gartner Inc</title>
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        <name>Dechra Pharmaceuticals PLC</name>
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        <title>Dechra Pharmaceuticals PLC</title>
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        <currencyConditional curCd="GBP" exchangeRt="0.80508800"/>
        <valUSD>8651226.45000000</valUSD>
        <pctVal>0.159791925834</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>GB</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>2</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>BrightView Holdings Inc</name>
        <lei>549300F8QN8YHVI7L866</lei>
        <title>BrightView Holdings Inc</title>
        <cusip>10948C107</cusip>
        <identifiers>
          <isin value="US10948C1071"/>
        </identifiers>
        <balance>396108.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>4380954.48000000</valUSD>
        <pctVal>0.080918140034</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Schrodinger Inc/United States</name>
        <lei>N/A</lei>
        <title>Schrodinger Inc/United States</title>
        <cusip>80810D103</cusip>
        <identifiers>
          <isin value="US80810D1037"/>
        </identifiers>
        <balance>483399.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>20844164.88000000</valUSD>
        <pctVal>0.385000816686</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>OneSpaWorld Holdings Limited</name>
        <lei>5493007W8PZ8W6UC2X76</lei>
        <title>Onespaworld Holding  Warrant</title>
        <cusip>000000000</cusip>
        <identifiers>
          <isin value="BSP736841052"/>
        </identifiers>
        <balance>96515.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>113887.70000000</valUSD>
        <pctVal>0.002103555492</pctVal>
        <payoffProfile>N/A</payoffProfile>
        <assetCat>DE</assetCat>
        <issuerConditional desc="derivative" issuerCat="OTHER"/>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>2</fairValLevel>
        <derivativeInfo>
          <optionSwaptionWarrantDeriv derivCat="WAR">
            <counterparties>
              <counterpartyName>N/A</counterpartyName>
              <counterpartyLei>N/A</counterpartyLei>
            </counterparties>
            <putOrCall>Call</putOrCall>
            <writtenOrPur>Purchased</writtenOrPur>
            <descRefInstrmnt>
              <otherRefInst>
                <issuerName>ONESPAWORLD HOLDINGS LTD</issuerName>
                <issueTitle>ONESPAWORLD HOLDINGS LTD</issueTitle>
                <identifiers>
                  <isin value="BSP736841136"/>
                </identifiers>
              </otherRefInst>
            </descRefInstrmnt>
            <shareNo>1.00000000</shareNo>
            <exercisePrice>11.50000000</exercisePrice>
            <exercisePriceCurCd>USD</exercisePriceCurCd>
            <expDt>2020-03-31</expDt>
            <delta>XXXX</delta>
            <unrealizedAppr>113887.70000000</unrealizedAppr>
          </optionSwaptionWarrantDeriv>
        </derivativeInfo>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Performance Food Group Co</name>
        <lei>549300EUK8GR9IT1YK57</lei>
        <title>Performance Food Group Co</title>
        <cusip>71377A103</cusip>
        <identifiers>
          <isin value="US71377A1034"/>
        </identifiers>
        <balance>1000000.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>24720000.00000000</valUSD>
        <pctVal>0.456589181829</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Denali Therapeutics Inc</name>
        <lei>549300ZTQ2HO18L3Q830</lei>
        <title>Denali Therapeutics Inc</title>
        <cusip>24823R105</cusip>
        <identifiers>
          <isin value="US24823R1059"/>
        </identifiers>
        <balance>678051.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>11872673.01000000</valUSD>
        <pctVal>0.219293448857</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Essent Group Ltd</name>
        <lei>254900QUO860OUT6ZF83</lei>
        <title>Essent Group Ltd</title>
        <cusip>000000000</cusip>
        <identifiers>
          <isin value="BMG3198U1027"/>
        </identifiers>
        <balance>530000.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>13960200.00000000</valUSD>
        <pctVal>0.257850982855</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>BM</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Boyd Gaming Corp</name>
        <lei>254900787YGRYS2A1Z35</lei>
        <title>Boyd Gaming Corp</title>
        <cusip>103304101</cusip>
        <identifiers>
          <isin value="US1033041013"/>
        </identifiers>
        <balance>725000.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>10454500.00000000</valUSD>
        <pctVal>0.193099174815</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Mettler-Toledo International Inc</name>
        <lei>5493000BD5GJNUDIUG10</lei>
        <title>Mettler-Toledo International Inc</title>
        <cusip>592688105</cusip>
        <identifiers>
          <isin value="US5926881054"/>
        </identifiers>
        <balance>100000.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>69051000.00000000</valUSD>
        <pctVal>1.275402087157</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>BRP Group Inc</name>
        <lei>N/A</lei>
        <title>BRP Group Inc</title>
        <cusip>05589G102</cusip>
        <identifiers>
          <isin value="US05589G1022"/>
        </identifiers>
        <balance>850231.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>8969937.05000000</valUSD>
        <pctVal>0.165678649624</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Bright Horizons Family Solutions Inc</name>
        <lei>N/A</lei>
        <title>Bright Horizons Family Solutions Inc</title>
        <cusip>109194100</cusip>
        <identifiers>
          <isin value="US1091941005"/>
        </identifiers>
        <balance>1422861.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>145131822.00000000</valUSD>
        <pctVal>2.680648052769</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>US</invCountry>
        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Arch Capital Group Ltd</name>
        <lei>549300AYR4P8AFKDCE43</lei>
        <title>Arch Capital Group Ltd</title>
        <cusip>000000000</cusip>
        <identifiers>
          <isin value="BMG0450A1053"/>
        </identifiers>
        <balance>9590000.00000000</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>272931400.00000000</valUSD>
        <pctVal>5.041161999258</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>CORP</issuerCat>
        <invCountry>BM</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
    </invstOrSecs>
    <explntrNotes>
      <explntrNote note="Monthly returns presented in Item B.5(a) have been calculated without deducting any applicable sales loads or redemption fees." noteItem="B.5.a"/>
    </explntrNotes>
    <signature>
      <ncom:dateSigned>2020-04-23</ncom:dateSigned>
      <ncom:nameOfApplicant>BARON INVESTMENT FUNDS TRUST (f/k/a BARON ASSET FUND)</ncom:nameOfApplicant>
      <ncom:signature>Marta Nelson</ncom:signature>
      <ncom:signerName>Marta Nelson</ncom:signerName>
      <ncom:title>Fund Manager</ncom:title>
    </signature>
  </formData>
</edgarSubmission>
