content: <?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
  <headerData>
  <submissionType>144</submissionType>
  <filerInfo>
  <filer>
  <filerCredentials>
  <cik>0001815573</cik>
  <ccc>XXXXXXXX</ccc>
  </filerCredentials>
  </filer>
  <liveTestFlag>LIVE</liveTestFlag>
  </filerInfo>
  </headerData>
  <formData>
  <issuerInfo>
  <issuerCik>0001799567</issuerCik>
  <issuerName>DoubleDown Interactive Co., Ltd.</issuerName>
  <secFileNumber>001-39349</secFileNumber>
  <issuerAddress>
  <street1 xmlns="http://www.sec.gov/edgar/common">13F, GANGNAM FINANCE CENTER</street1>
  <street2 xmlns="http://www.sec.gov/edgar/common">152, TEHERAN-RO GANGNAM-GU</street2>
  <city xmlns="http://www.sec.gov/edgar/common">SEOUL</city>
  <stateOrCountry xmlns="http://www.sec.gov/edgar/common">M5</stateOrCountry>
  <zipCode xmlns="http://www.sec.gov/edgar/common">06236</zipCode>
  </issuerAddress>
  <issuerContactPhone>822-501-7216</issuerContactPhone>
  <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>STIC Special Situation Diamond Ltd.</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
  <relationshipsToIssuer>
  <relationshipToIssuer>Owner</relationshipToIssuer>
  <relationshipToIssuer>10% Shareholder</relationshipToIssuer>
  </relationshipsToIssuer>
  </issuerInfo>
  <securitiesInformation>
  <securitiesClassTitle>Common Shares, Par value KRW10,000 per share(1)</securitiesClassTitle>
  <brokerOrMarketmakerDetails>
  <name>B. Riley Securities, Inc.</name>
  <address>
  <street1 xmlns="http://www.sec.gov/edgar/common">11100 Santa Monica Blvd.</street1>
  <street2 xmlns="http://www.sec.gov/edgar/common">Suite 800</street2>
  <city xmlns="http://www.sec.gov/edgar/common">Los Angeles</city>
  <stateOrCountry xmlns="http://www.sec.gov/edgar/common">CA</stateOrCountry>
  <zipCode xmlns="http://www.sec.gov/edgar/common">90025</zipCode>
  </address>
  </brokerOrMarketmakerDetails>
  <noOfUnitsSold>24775</noOfUnitsSold>
  <aggregateMarketValue>6292850.00</aggregateMarketValue>
  <noOfUnitsOutstanding>2477672</noOfUnitsOutstanding>
  <approxSaleDate>07/08/2024</approxSaleDate>
  <securitiesExchangeName>NASDAQ</securitiesExchangeName>
  </securitiesInformation>
  <securitiesToBeSold>
  <securitiesClassTitle>Common Shares, Par value KRW10,000 per share(2)</securitiesClassTitle>
  <acquiredDate>05/25/2020</acquiredDate>
  <natureOfAcquisitionTransaction>2.5% Convertible Bonds converted to Common Shares(2)</natureOfAcquisitionTransaction>
  <nameOfPersonfromWhomAcquired>Issuer: DoubleDown Interactive Co., Ltd.</nameOfPersonfromWhomAcquired>
  <isGiftTransaction>N</isGiftTransaction>
  <amountOfSecuritiesAcquired>24775</amountOfSecuritiesAcquired>
  <paymentDate>05/26/2017</paymentDate>
  <natureOfPayment>Cash(2)</natureOfPayment>
  </securitiesToBeSold>
  <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
  <remarks>(1)	Up to 495,500 American Depositary Shares ("ADSs"), each representing 0.05 share of a common share for an aggregate of 24,775 common shares, are expected to be sold.  "Number of Shares Outstanding" is based on common shares outstanding as of March 31, 2024.  "Aggregate Market Value" calculated on the closing price of ADSs on July 3, 2024, which was $12.70.  The ADSs are expected to be sold between July 8, 2024 and October 6, 2024.
  (2)	On May 26, 2017, STIC Special Situation Diamond Ltd. purchased the Issuer's 2.5% Convertible Bonds (the "Bonds") in cash.  The Bonds converted into common shares at a conversion price of KRW293,600 per common share for a total of 715,258 common shares in May and June of 2020.</remarks>
  <noticeSignature>
  <noticeDate>07/05/2024</noticeDate>
  <signature>/s/ Jin Ho Chai, Director of STIC Special Situation Diamond Ltd.</signature>
  </noticeSignature>
  </formData>
  </edgarSubmission>
metadata_documents: [{"type": "144", "sequence": "1", "filename": "primary_doc.xml", "secsgml_size_bytes": 3833}]
text: 144
  0001815573
  XXXXXXXX
  LIVE
  0001799567
  DoubleDown Interactive Co., Ltd.
  001-39349
  13F, GANGNAM FINANCE CENTER
  152, TEHERAN-RO GANGNAM-GU
  SEOUL
  M5
  06236
  822-501-7216
  STIC Special Situation Diamond Ltd.
  Owner
  10% Shareholder
  Common Shares, Par value KRW10,000 per share(1)
  B. Riley Securities, Inc.
  11100 Santa Monica Blvd.
  Suite 800
  Los Angeles
  CA
  90025
  24775
  6292850.00
  2477672
  07/08/2024
  NASDAQ
  Common Shares, Par value KRW10,000 per share(2)
  05/25/2020
  2.5% Convertible Bonds converted to Common Shares(2)
  Issuer: DoubleDown Interactive Co., Ltd.
  N
  24775
  05/26/2017
  Cash(2)
  Y
  (1)	Up to 495,500 American Depositary Shares ("ADSs"), each representing 0.05 share of a common share for an aggregate of 24,775 common shares, are expected to be sold.  "Number of Shares Outstanding" is based on common shares outstanding as of March 31, 2024.  "Aggregate Market Value" calculated on the closing price of ADSs on July 3, 2024, which was $12.70.  The ADSs are expected to be sold between July 8, 2024 and October 6, 2024.
  (2)	On May 26, 2017, STIC Special Situation Diamond Ltd. purchased the Issuer's 2.5% Convertible Bonds (the "Bonds") in cash.  The Bonds converted into common shares at a conversion price of KRW293,600 per common share for a total of 715,258 common shares in May and June of 2020.
  07/05/2024
  /s/ Jin Ho Chai, Director of STIC Special Situation Diamond Ltd.