<?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/nport" xmlns:com="http://www.sec.gov/edgar/common" xmlns:ncom="http://www.sec.gov/edgar/nportcommon" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
  <headerData>
    <submissionType>NPORT-P</submissionType>
    <isConfidential>false</isConfidential>
    <filerInfo>
      
      <filer>
        <issuerCredentials>
          <cik>0001640102</cik>
          <ccc>XXXXXXXX</ccc>
        </issuerCredentials>
      </filer>
      
      
      <seriesClassInfo>
        <seriesId>S000050188</seriesId>
        <classId>C000158424</classId>
        <classId>C000158426</classId>
        <classId>C000158427</classId>
        <classId>C000158428</classId>
        <classId>C000180021</classId>
        <classId>C000158429</classId>
        <classId>C000158430</classId>
        <classId>C000158431</classId>
        <classId>C000158432</classId>
        <classId>C000158433</classId>
        <classId>C000158434</classId>
        <classId>C000164837</classId>
        <classId>C000158435</classId>
        <classId>C000189477</classId>
      </seriesClassInfo>
      
      
    </filerInfo>
  </headerData>
  <formData>
    <genInfo>
      <regName>American Funds Retirement Income Portfolio Series</regName>
      <regFileNumber>811-23053</regFileNumber>
      <regCik>0001640102</regCik>
      <regLei>5493000NXS6RW8ZBV826</regLei>
      <regStreet1>6455 Irvine Center Drive</regStreet1>
      <regCity>Irvine</regCity>
      <regStateConditional regCountry="US" regState="US-CA"/>
      <regZipOrPostalCode>92618</regZipOrPostalCode>
      <regPhone>9499755000</regPhone>
      <seriesName>American Funds Retirement Income Portfolio - Enhanced</seriesName>
      <seriesId>S000050188</seriesId>
      <seriesLei>5493001NVNP4GGCTW653</seriesLei>
      <repPdEnd>2026-10-31</repPdEnd>
      <repPdDate>2026-07-31</repPdDate>
      <isFinalFiling>N</isFinalFiling>
    </genInfo>
    <fundInfo>
      <totAssets>2338008379.420000000000</totAssets>
      <totLiabs>1768644.270000000000</totLiabs>
      <netAssets>2336239735.150000000000</netAssets>
      <assetsAttrMiscSec>0.000000000000</assetsAttrMiscSec>
      <assetsInvested>0.000000000000</assetsInvested>
      <amtPayOneYrBanksBorr>0.000000000000</amtPayOneYrBanksBorr>
      <amtPayOneYrCtrldComp>0.000000000000</amtPayOneYrCtrldComp>
      <amtPayOneYrOthAffil>0.000000000000</amtPayOneYrOthAffil>
      <amtPayOneYrOther>0.000000000000</amtPayOneYrOther>
      <amtPayAftOneYrBanksBorr>0.000000000000</amtPayAftOneYrBanksBorr>
      <amtPayAftOneYrCtrldComp>0.000000000000</amtPayAftOneYrCtrldComp>
      <amtPayAftOneYrOthAffil>0.000000000000</amtPayAftOneYrOthAffil>
      <amtPayAftOneYrOther>0.000000000000</amtPayAftOneYrOther>
      <delayDeliv>0.000000000000</delayDeliv>
      <standByCommit>0.000000000000</standByCommit>
      <liquidPref>0.000000000000</liquidPref>
      <cshNotRptdInCorD>0.000000000000</cshNotRptdInCorD>
      <isNonCashCollateral>N</isNonCashCollateral>
      <returnInfo>
        <monthlyTotReturns>
          <monthlyTotReturn classId="C000158424" rtn1="2.1459579900000000" rtn2="-0.0193840000000000" rtn3="0.37"/>
          <monthlyTotReturn classId="C000158426" rtn1="2.0273099900000000" rtn2="-0.0112720000000000" rtn3="0.31"/>
          <monthlyTotReturn classId="C000158427" rtn1="2.0811880000000000" rtn2="0.0389599900000000" rtn3="0.37"/>
          <monthlyTotReturn classId="C000158428" rtn1="2.1424519900000000" rtn2="0.0350449900000000" rtn3="0.37"/>
          <monthlyTotReturn classId="C000158429" rtn1="2.0727499900000000" rtn2="-0.0483790000000000" rtn3="0.31"/>
          <monthlyTotReturn classId="C000158430" rtn1="2.0959240000000000" rtn2="-0.0209260000000000" rtn3="0.31"/>
          <monthlyTotReturn classId="C000158431" rtn1="2.0828269900000000" rtn2="-0.0634009900000000" rtn3="0.37"/>
          <monthlyTotReturn classId="C000158432" rtn1="2.0906810000000000" rtn2="-0.0143740000000000" rtn3="0.37"/>
          <monthlyTotReturn classId="C000158433" rtn1="2.0811880000000000" rtn2="0.0598899900000000" rtn3="0.37"/>
          <monthlyTotReturn classId="C000158434" rtn1="2.1402589900000000" rtn2="0.0511639900000000" rtn3="0.37"/>
          <monthlyTotReturn classId="C000158435" rtn1="2.2035559900000000" rtn2="-0.0060279900000000" rtn3="0.43"/>
          <monthlyTotReturn classId="C000164837" rtn1="2.1442400000000000" rtn2="0.0212499900000000" rtn3="0.37"/>
          <monthlyTotReturn classId="C000180021" rtn1="2.2074199900000000" rtn2="-0.0054769900000000" rtn3="0.37"/>
          <monthlyTotReturn classId="C000189477" rtn1="2.1443290000000000" rtn2="N/A" rtn3="N/A"/>
        </monthlyTotReturns>
        <othMon1 netRealizedGain="422627.49" netUnrealizedAppr="46613639.53"/>
        <othMon2 netRealizedGain="38187346.03" netUnrealizedAppr="-49113938.31"/>
        <othMon3 netRealizedGain="1081517.42" netUnrealizedAppr="5675254.62"/>
      </returnInfo>
      <mon1Flow redemption="21355532.2500" reinvestment="0.0000" sales="37852688.0700"/>
      <mon2Flow redemption="28641414.2500" reinvestment="13761806.4500" sales="32248428.7100"/>
      <mon3Flow redemption="30990238.2800" reinvestment="902.2200" sales="33800124.0800"/>
      
    </fundInfo>
    <invstOrSecs>
      <invstOrSec>
        <name>AMERICAN FUNDS GLOBAL BALANCED FUND (GBAL)</name>
        <lei>N/A</lei>
        <title>AMERICAN FUNDS GLOBAL BALANCED FUND R6 (GBAL CL R6)</title>
        <cusip>02629W817</cusip>
        <identifiers>
          <isin value="US02629W8174"/>
          <ticker value="RGBGX"/>
          <other otherDesc="CG Symbol" value="RGBGX"/>
        </identifiers>
        <balance>2738648.53</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>116912905.62</valUSD>
        <pctVal>5.0043197135</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>INCOME FUND OF AMERICA (THE) (IFA)</name>
        <lei>N/A</lei>
        <title>INCOME FUND OF AMERICA (THE) R6 (IFA CL R6)</title>
        <cusip>453320814</cusip>
        <identifiers>
          <isin value="US4533208140"/>
          <ticker value="RIDGX"/>
          <other otherDesc="CG Symbol" value="RIDGX"/>
        </identifiers>
        <balance>13425945.95</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>375389448.62</valUSD>
        <pctVal>16.0681047827</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>INTERNATIONAL GROWTH &amp; INCOME FUND</name>
        <lei>N/A</lei>
        <title>INTERNATIONAL GROWTH AND INCOME FUND R6 (IGI CL R6)</title>
        <cusip>45956T816</cusip>
        <identifiers>
          <isin value="US45956T8163"/>
          <ticker value="RIGGX"/>
          <other otherDesc="CG Symbol" value="RIGGX"/>
        </identifiers>
        <balance>1887262.24</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>94193258.30</valUSD>
        <pctVal>4.0318318742</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>CAPITAL INCOME BUILDER (CIB)</name>
        <lei>N/A</lei>
        <title>CAPITAL INCOME BUILDER R6 (CIB CL R6)</title>
        <cusip>140193822</cusip>
        <identifiers>
          <isin value="US1401938220"/>
          <ticker value="RIRGX"/>
          <other otherDesc="CG Symbol" value="RIRGX"/>
        </identifiers>
        <balance>5601308.84</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>470117851.28</valUSD>
        <pctVal>20.1228428832</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>AMERICAN HIGH-INCOME TRUST</name>
        <lei>N/A</lei>
        <title>AMERICAN HIGH-INCOME TRUST R6 (AHIT CL R6)</title>
        <cusip>026547810</cusip>
        <identifiers>
          <isin value="US0265478109"/>
          <ticker value="RITGX"/>
          <other otherDesc="CG Symbol" value="RITGX"/>
        </identifiers>
        <balance>11832328.03</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>114891905.14</valUSD>
        <pctVal>4.9178131598</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>AMERICAN BALANCED FUND (AMBAL)</name>
        <lei>N/A</lei>
        <title>AMERICAN BALANCED FUND R6 (AMBAL CL R6)</title>
        <cusip>024071813</cusip>
        <identifiers>
          <isin value="US0240718132"/>
          <ticker value="RLBGX"/>
          <other otherDesc="CG Symbol" value="RLBGX"/>
        </identifiers>
        <balance>11512494.83</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>465680415.91</valUSD>
        <pctVal>19.9329036701</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>AMERICAN FUNDS MULTI-SECTOR INCOME FUND (MSI)</name>
        <lei>N/A</lei>
        <title>AMERICAN FUNDS MULTI-SECTOR INCOME FUND CL R6 (MSI-R6)</title>
        <cusip>02631W771</cusip>
        <identifiers>
          <isin value="US02631W7719"/>
          <ticker value="RMDUX"/>
          <other otherDesc="CG Symbol" value="RMDUX"/>
        </identifiers>
        <balance>22567128.15</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>207843250.30</valUSD>
        <pctVal>8.8964863996</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>AMERICAN MUTUAL FUND (AMF)</name>
        <lei>N/A</lei>
        <title>AMERICAN MUTUAL FUND R6 (AMF CL R6)</title>
        <cusip>027681816</cusip>
        <identifiers>
          <isin value="US0276818160"/>
          <ticker value="RMFGX"/>
          <other otherDesc="CG Symbol" value="RMFGX"/>
        </identifiers>
        <balance>1800043.72</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>116732834.98</valUSD>
        <pctVal>4.9966120011</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>CAPITAL WORLD GROWTH &amp; INCOME FUND</name>
        <lei>N/A</lei>
        <title>CAPITAL WORLD GROWTH AND INCOME FUND R6 (WGI CL R6)</title>
        <cusip>140543810</cusip>
        <identifiers>
          <isin value="US1405438102"/>
          <ticker value="RWIGX"/>
          <other otherDesc="CG Symbol" value="RWIGX"/>
        </identifiers>
        <balance>1737676.98</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>140664951.61</valUSD>
        <pctVal>6.0209981661</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>AMCAP FUND</name>
        <lei>N/A</lei>
        <title>AMCAP FUND R6</title>
        <cusip>023375819</cusip>
        <identifiers>
          <isin value="US0233758194"/>
          <ticker value="RAFGX"/>
          <other otherDesc="CG Symbol" value="RAFGX"/>
        </identifiers>
        <balance>2528987.57</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>117016254.68</valUSD>
        <pctVal>5.0087434487</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>BOND FUND OF AMERICA (THE) (BFA)</name>
        <lei>N/A</lei>
        <title>BOND FUND OF AMERICA (THE) R6 (BFA CL R6)</title>
        <cusip>097873814</cusip>
        <identifiers>
          <isin value="US0978738146"/>
          <ticker value="RBFGX"/>
          <other otherDesc="CG Symbol" value="RBFGX"/>
        </identifiers>
        <balance>10402408.97</balance>
        <units>NS</units>
        <curCd>USD</curCd>
        <valUSD>115154667.31</valUSD>
        <pctVal>4.9290603861</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>
    </invstOrSecs>
    <signature>
      <ncom:dateSigned>2026-09-28</ncom:dateSigned>
      <ncom:nameOfApplicant>American Funds Retirement Income Portfolio Series</ncom:nameOfApplicant>
      <ncom:signature>Scott Lewis</ncom:signature>
      <ncom:signerName>Scott Lewis</ncom:signerName>
      <ncom:title>Compliance Specialist Senior</ncom:title>
    </signature>
  </formData>
  <documents>XXXX</documents>
</edgarSubmission>
