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      <filer>
        <filerCredentials>
          <cik>0001639880</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>



    </filerInfo>
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    <issuerInfo>
      <issuerCik>0000004977</issuerCik>
      <issuerName>AFLAC INC</issuerName>
      <secFileNumber>001-07434</secFileNumber>
      <issuerAddress>
        <com:street1>1932 WYNNTON RD</com:street1>
        <com:city>COLUMBUS</com:city>
        <com:stateOrCountry>GA</com:stateOrCountry>
        <com:zipCode>31999</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>7063233431</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>MOSKOWITZ JOSEPH L</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Director</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>Fidelity Brokerage Services LLC</name>
        <address>
          <com:street1>900 Salem Street</com:street1>
          <com:city>Smithfield</com:city>
          <com:stateOrCountry>RI</com:stateOrCountry>
          <com:zipCode>02917</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>13471</noOfUnitsSold>
      <aggregateMarketValue>906146.39</aggregateMarketValue>
      <noOfUnitsOutstanding>604226995</noOfUnitsOutstanding>
      <approxSaleDate>05/19/2023</approxSaleDate>
      <securitiesExchangeName>NYSE</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <acquiredDate>05/19/2023</acquiredDate>
      <natureOfAcquisitionTransaction>Option Granted - 05/02/2016</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>13471</amountOfSecuritiesAcquired>
      <paymentDate>05/19/2023</paymentDate>
      <natureOfPayment>Cash</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <noticeSignature>
      <noticeDate>05/19/2023</noticeDate>
      <signature>/s/ Gary Redman, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Joseph L. Moskowitz</signature>
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144
0001639880
XXXXXXXX
LIVE
0000004977
AFLAC INC
001-07434
1932 WYNNTON RD
COLUMBUS
GA
31999
7063233431
MOSKOWITZ JOSEPH L
Director
Common
Fidelity Brokerage Services LLC
900 Salem Street
Smithfield
RI
02917
13471
906146.39
604226995
05/19/2023
NYSE
Common
05/19/2023
Option Granted - 05/02/2016
Issuer
N
13471
05/19/2023
Cash
Y
05/19/2023
/s/ Gary Redman, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Joseph L. Moskowitz