All medalists.
IMO & IOI, including honourable mentions.
DTDinh Tung NguyenVietnamIMO2025 · 2026Competition recordSilver medal · Gold medalDYDinmukhamed YegeubayevKazakhstan, AustriaIMO2024 · 2025 · 2026St. Gilgen International SchoolDigital Prefect | Student GovernmentIndexed profileDHDino HadžićCroatiaIOI2024 · 2025 · 2026Competition recordBronze medal · Silver medalDODino OglićBosnia and HerzegovinaIMO2003Competition recordHonourable mentionIndexed profileDVDino Vincenso Puppo TitoUruguayIMO2014 · 2015 · 2016Vanderbilt UniversityIndexed profileDBDiodor BitanRomaniaIOI1998Competition recordBronze medalDLDiogo Luis Aguiar Gomes Castro VasconcelosPortugalIMO1989Competition recordHonourable mentionDMDiogo Miguel Moitinho de AlmeidaPhilippinesIMO2008Competition recordBronze medalDADion AliuKosovoIMO2022Competition recordHonourable mentionDGDion GijswijtNetherlandsIMO1994 · 1995Delft University of TechnologyProfessorIndexed profile
Dionisie NipomiciRepublic of MoldovaIMO2012 · 2013 · 2014 · 2015Proprietary CapitalQuantitative TraderAutumn profile
Dion Stephan OngPhilippinesIMO2019Hudson River TradingCore DeveloperAutumn profileDion Stephan OngPhilippinesIOI2020Hudson River TradingCore DeveloperAutumn profileDADionysios AdamopoulosGreeceIMO2020Max Planck Institute for Software Systems (MPI-SWS)Doctoral StudentIndexed profileDPDionysios PetrakisGreeceIMO2023 · 2024Competition recordBronze medalDBDirk Badenhorst CoetzeeSouth AfricaIOI2007GoogleSenior Software EngineerIndexed profileDBDirk Badenhorst CoetzeeSouth AfricaIMO2006Competition recordHonourable mention
Dirk BassonSouth AfricaIMO2001 · 2002 · 2003 · 2004FairtreeFixed Income Quantitative AnalystAutumn profileDJDirk Johannes Jacobus OosthuizenSouth AfricaIMO2005GEW TechnologiesPrincipal Engineer, Algorithm DevelopmentIndexed profileDLDirk LiebscherGerman Democratic RepublicIMO1988Competition recordSilver medalDVDirk VertiganAustraliaIMO1983Competition recordSilver medalDBDitbul BanRepublic of KoreaIOI2020 · 2021 · 2022 · 2023Competition recordSilver medal · Gold medalIndexed profile
Diyan DimitrovBulgariaIMO2020 · 2021RevolutJava Backend DeveloperAutumn profileDSDiyora SalimovaUzbekistanIMO2008 · 2009Competition recordBronze medal · Silver medalDTDiyorbek TolibovUzbekistanIMO2020 · 2021Galaktika innovation SchoolProject Management OfficerAutumn profileDWDjoko WibowoIndonesiaIMO2000Competition recordBronze medalDMDjordje MilićevićSerbia and MontenegroIOI1996Competition recordBronze medalDTDjurre TijsmaNetherlandsIMO2013Competition recordHonourable mentionDADmitri A. ArinkinCommonwealth of Independent StatesIMO1992Competition recordGold medalDCDmitri ChoumskiBelarusIMO1997BelDTSJava DeveloperIndexed profileDFDmitrii FlaasUnion of Soviet Socialist RepublicsIMO1977Competition recordBronze medalDGDmitrii GalatenkoGermanyIMO2022Competition recordSilver medalIndexed profileDKDmitrii KrekovRussian FederationIMO2014Competition recordSilver medalDKDmitrijs KravčenkoLatviaIOI1998University of LatviaResearcherIndexed profileDRDmitrijs RutkoLatviaIOI1999Competition recordBronze medalIndexed profileDLDmitri LeppEstoniaIOI1998FujitsuDocumentum Team leadIndexed profileDPDmitri PavlovRussiaIOI2002Competition recordSilver medalDTDmitri TchelkakRussian FederationIMO1995Competition recordGold medal
Dmitriy GorovoyBelarusIMO2021Qube Research & TechnologiesQuantitative Research AnalystAutumn profileDLDmitriy LeshinerUnion of Soviet Socialist RepublicsIMO1973Competition recordSilver medalDZDmitri ZaporojetsRussian FederationIMO1995Competition recordGold medalDZDmitri ZenevitchBelarusIMO1994WelltechSenior Prompt EngineerIndexed profileDMDmitro MelamudUkraineIOI1995Competition recordBronze medalDBDmitry BabichevRussian FederationIMO2008HuaweiSenior ResearcherIndexed profileDBDmitry BibinUnion of Soviet Socialist RepublicsIMO1985Competition recordBronze medalDDDmitry DavydakRussiaIOI1992Competition recordBronze medal
Dmitry EgorovRussian FederationIMO2011PremierCTOAutumn profileDEDmitry EgorovRussiaIOI2011Competition recordSilver medal
Dmitry FedoryakaUkraineIOI2013MicrosoftSenior Quantum Software EngineerAutumn profileDFDmitry Feichtner-KozlovSoviet UnionIOI1990University of BremenProfessorIndexed profileDGDmitry GorbunovRussiaIOI2013Competition recordGold medalDGDmitry Grishko, Russian FederationIMO2025 · 2026Competition recordGold medalDKDmitry KarpovRussian FederationIMO1992Competition recordBronze medalDKDmitry KrachunRussian FederationIMO2011 · 2012 · 2013Princeton UniversityInstructor of MathematicsIndexed profileDODmitry OrlovRussiaIOI2003Competition recordGold medalDPDmitry PanovRussian FederationIMO1993King's College LondonReaderIndexed profileDPDmitry PermyakovRussian FederationIMO2004Competition recordBronze medalAutumn profileDRDmitry RedkinUkraineIMO1995DeXe DAO StudioLead Solidity devIndexed profileDSDmitry ShiryaevRussian FederationIMO2003Competition recordSilver medalDSDmitry ShklyarovUkraineIMO1993SUEKHead of Strategy, Deputy Chief Strategy OfficerIndexed profile
Dionisie NipomiciRepublic of MoldovaIMO2012 · 2013 · 2014 · 2015Proprietary CapitalQuantitative TraderAutumn profileDion Stephan OngPhilippinesIMO2019Hudson River TradingCore DeveloperAutumn profileDion Stephan OngPhilippinesIOI2020Hudson River TradingCore DeveloperAutumn profileDADionysios AdamopoulosGreeceIMO2020Max Planck Institute for Software Systems (MPI-SWS)Doctoral StudentIndexed profileDPDionysios PetrakisGreeceIMO2023 · 2024Competition recordBronze medalDBDirk Badenhorst CoetzeeSouth AfricaIOI2007GoogleSenior Software EngineerIndexed profileDBDirk Badenhorst CoetzeeSouth AfricaIMO2006Competition recordHonourable mentionDirk BassonSouth AfricaIMO2001 · 2002 · 2003 · 2004FairtreeFixed Income Quantitative AnalystAutumn profileDJDirk Johannes Jacobus OosthuizenSouth AfricaIMO2005GEW TechnologiesPrincipal Engineer, Algorithm DevelopmentIndexed profileDLDirk LiebscherGerman Democratic RepublicIMO1988Competition recordSilver medalDVDirk VertiganAustraliaIMO1983Competition recordSilver medalDBDitbul BanRepublic of KoreaIOI2020 · 2021 · 2022 · 2023Competition recordSilver medal · Gold medalIndexed profileDiyan DimitrovBulgariaIMO2020 · 2021RevolutJava Backend DeveloperAutumn profileDSDiyora SalimovaUzbekistanIMO2008 · 2009Competition recordBronze medal · Silver medalDTDiyorbek TolibovUzbekistanIMO2020 · 2021Galaktika innovation SchoolProject Management OfficerAutumn profileDWDjoko WibowoIndonesiaIMO2000Competition recordBronze medalDMDjordje MilićevićSerbia and MontenegroIOI1996Competition recordBronze medalDTDjurre TijsmaNetherlandsIMO2013Competition recordHonourable mentionDADmitri A. ArinkinCommonwealth of Independent StatesIMO1992Competition recordGold medalDCDmitri ChoumskiBelarusIMO1997BelDTSJava DeveloperIndexed profileDFDmitrii FlaasUnion of Soviet Socialist RepublicsIMO1977Competition recordBronze medalDGDmitrii GalatenkoGermanyIMO2022Competition recordSilver medalIndexed profileDKDmitrii KrekovRussian FederationIMO2014Competition recordSilver medalDKDmitrijs KravčenkoLatviaIOI1998University of LatviaResearcherIndexed profileDRDmitrijs RutkoLatviaIOI1999Competition recordBronze medalIndexed profileDLDmitri LeppEstoniaIOI1998FujitsuDocumentum Team leadIndexed profileDPDmitri PavlovRussiaIOI2002Competition recordSilver medalDTDmitri TchelkakRussian FederationIMO1995Competition recordGold medalDmitriy GorovoyBelarusIMO2021Qube Research & TechnologiesQuantitative Research AnalystAutumn profileDLDmitriy LeshinerUnion of Soviet Socialist RepublicsIMO1973Competition recordSilver medalDZDmitri ZaporojetsRussian FederationIMO1995Competition recordGold medalDZDmitri ZenevitchBelarusIMO1994WelltechSenior Prompt EngineerIndexed profileDMDmitro MelamudUkraineIOI1995Competition recordBronze medalDBDmitry BabichevRussian FederationIMO2008HuaweiSenior ResearcherIndexed profileDBDmitry BibinUnion of Soviet Socialist RepublicsIMO1985Competition recordBronze medalDDDmitry DavydakRussiaIOI1992Competition recordBronze medalDmitry EgorovRussian FederationIMO2011PremierCTOAutumn profileDEDmitry EgorovRussiaIOI2011Competition recordSilver medalDmitry FedoryakaUkraineIOI2013MicrosoftSenior Quantum Software EngineerAutumn profileDFDmitry Feichtner-KozlovSoviet UnionIOI1990University of BremenProfessorIndexed profileDGDmitry GorbunovRussiaIOI2013Competition recordGold medalDGDmitry Grishko, Russian FederationIMO2025 · 2026Competition recordGold medalDKDmitry KarpovRussian FederationIMO1992Competition recordBronze medalDKDmitry KrachunRussian FederationIMO2011 · 2012 · 2013Princeton UniversityInstructor of MathematicsIndexed profileDODmitry OrlovRussiaIOI2003Competition recordGold medalDPDmitry PanovRussian FederationIMO1993King's College LondonReaderIndexed profileDPDmitry PermyakovRussian FederationIMO2004Competition recordBronze medalAutumn profileDRDmitry RedkinUkraineIMO1995DeXe DAO StudioLead Solidity devIndexed profileDSDmitry ShiryaevRussian FederationIMO2003Competition recordSilver medalDSDmitry ShklyarovUkraineIMO1993SUEKHead of Strategy, Deputy Chief Strategy OfficerIndexed profile