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      <seriesName>JNL/Vanguard Growth ETF Allocation Fund</seriesName>
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      <repPdEnd>2021-12-31</repPdEnd>
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        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
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          <isNonCashCollateral>N</isNonCashCollateral>
          <loanByFundCondition isLoanByFund="Y" loanVal="250481186.200000000000"/>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Vanguard FTSE Developed Markets ETF</name>
        <lei>549300EW16IGZDA38J20</lei>
        <title>Vanguard FTSE Developed Markets ETF</title>
        <cusip>921943858</cusip>
        <identifiers>
          <isin value="US9219438580"/>
          <ticker value="VEA"/>
          <other otherDesc="INTERNAL" value="921943858"/>
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        <balance>7686791</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>388106077.6</valUSD>
        <pctVal>16.5362810188</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>RF</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
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          <isNonCashCollateral>N</isNonCashCollateral>
          <loanByFundCondition isLoanByFund="Y" loanVal="64420191.000000000000"/>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Vanguard Emerging Markets Government Bond ETF</name>
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        <title>Vanguard Emerging Markets Government Bond ETF</title>
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        <identifiers>
          <isin value="US9219468850"/>
          <ticker value="VWOB"/>
          <other otherDesc="INTERNAL" value="921946885"/>
        </identifiers>
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        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>46055668.5</valUSD>
        <pctVal>1.9623229853</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>RF</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Vanguard Short-Term Inflation-Protected Securities ETF</name>
        <lei>549300EW16IGZDA38J20</lei>
        <title>Vanguard Short-Term Inflation-Protected Securities ETF</title>
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        <identifiers>
          <isin value="US9220208055"/>
          <ticker value="VTIP"/>
          <other otherDesc="INTERNAL" value="922020805"/>
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        <valUSD>23578922.62</valUSD>
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        <assetCat>EC</assetCat>
        <issuerCat>RF</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <isLoanByFund>N</isLoanByFund>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Vanguard Short-Term Corporate Bond Index Fund</name>
        <lei>549300Y88GQ3VLJIBX57</lei>
        <title>Vanguard Short-Term Corporate Bond Index Fund</title>
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          <isin value="US92206C4096"/>
          <ticker value="VCSH"/>
          <other otherDesc="INTERNAL" value="92206C409"/>
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        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>63788966.04</valUSD>
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        <assetCat>EC</assetCat>
        <issuerCat>RF</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <loanByFundCondition isLoanByFund="Y" loanVal="1236150.000000000000"/>
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      </invstOrSec>
      <invstOrSec>
        <name>Vanguard Mortgage-Backed Securities ETF</name>
        <lei>549300Y88GQ3VLJIBX57</lei>
        <title>Vanguard Mortgage-Backed Securities ETF</title>
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        <identifiers>
          <isin value="US92206C7719"/>
          <ticker value="VMBS"/>
          <other otherDesc="INTERNAL" value="92206C771"/>
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        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>86601099.39</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>RF</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <loanByFundCondition isLoanByFund="Y" loanVal="1113761.000000000000"/>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Vanguard Intermediate-Term Corporate Bond ETF</name>
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        <title>Vanguard Intermediate-Term Corporate Bond ETF</title>
        <cusip>92206C870</cusip>
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          <isin value="US92206C8709"/>
          <ticker value="VCIT"/>
          <other otherDesc="INTERNAL" value="92206C870"/>
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        <curCd>USD</curCd>
        <valUSD>58360768.83</valUSD>
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        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>RF</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <loanByFundCondition isLoanByFund="Y" loanVal="41643401.310000000000"/>
        </securityLending>
      </invstOrSec>
      <invstOrSec>
        <name>Vanguard Dividend Appreciation Index Fund</name>
        <lei>549300OM0CLBHZ9MZW59</lei>
        <title>Vanguard Dividend Appreciation Index Fund</title>
        <cusip>921908844</cusip>
        <identifiers>
          <isin value="US9219088443"/>
          <ticker value="VIG"/>
          <other otherDesc="INTERNAL" value="921908844"/>
        </identifiers>
        <balance>916582</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>140786995.2</valUSD>
        <pctVal>5.9986005136</pctVal>
        <payoffProfile>Long</payoffProfile>
        <assetCat>EC</assetCat>
        <issuerCat>RF</issuerCat>
        <invCountry>US</invCountry>

        <isRestrictedSec>N</isRestrictedSec>

        <fairValLevel>1</fairValLevel>
        <securityLending>
          <isCashCollateral>N</isCashCollateral>
          <isNonCashCollateral>N</isNonCashCollateral>
          <loanByFundCondition isLoanByFund="Y" loanVal="998400.000000000000"/>
        </securityLending>
      </invstOrSec>
    </invstOrSecs>
    <signature>
      <ncom:dateSigned>2021-11-23</ncom:dateSigned>
      <ncom:nameOfApplicant>JNL Series Trust</ncom:nameOfApplicant>
      <ncom:signature>Andrew Tedeschi</ncom:signature>
      <ncom:signerName>Andrew Tedeschi</ncom:signerName>
      <ncom:title>Principal Financial Officer</ncom:title>
    </signature>
  </formData>
  <documents>XXXX</documents>
</edgarSubmission>
