All medalists.
IMO & IOI, including honourable mentions.
DCDan CernatinschiRepublic of MoldovaIMO2020 · 2021 · 2022 · 2023Competition recordHonourable mention · Silver medal · Bronze medalAutumn profileDDDang Dung NguyenVietnamIMO2024 · 2025Competition recordBronze medal · Silver medalDGDan GhineaRomaniaIOI2003Competition recordSilver medalĐHĐặng Hoang TrungVietnamIMO1974Competition recordBronze medalDHDang Hoang VuVietnamIOI2005Competition recordBronze medalIndexed profileDHDang Hop NguyễnVietnamIMO2003Competition recordSilver medalIndexed profileĐHĐăng Hưng Hồ QuốcVietnamIMO2014Competition recordSilver medalIndexed profileDKDang Khoa NguyễnVietnamIMO2003Competition recordSilver medalDNDang Nguyen PhamVietnamIMO2026Competition recordSilver medalIndexed profileĐPĐăng Phúc TrầnVietnamIMO2013Competition recordSilver medalĐTĐặng Trần Tiến VinhVietnamIMO2008Competition recordBronze medalDMDanial MehrjerdiIranIOI2013Douro LabsStaff Software EngineerIndexed profileDPDanial ParnianIslamic Republic of IranIMO2022The Chinese University of Hong KongIndexed profileDMDaniar MustariUnion of Soviet Socialist RepublicsIMO1962Competition recordBronze medalDODanica OdeliaIndonesiaIMO2025 · 2026Competition recordHonourable mention · Bronze medalDPDanica PorobicSerbia and MontenegroIOI2004OracleCMTSIndexed profile
Danie ConradieSouth AfricaIOI1997Ace 3D MiddlewareFounderAutumn profileDADaniel AdkinsUnited States of AmericaIOI1995 · 1996 · 1997Competition recordBronze medal · Silver medalDADaniel AgassyIsraelIOI2020Competition recordSilver medalDADaniel Alejandro Ochoa QuinteroMexicoIMO2020 · 2021 · 2022Competition recordHonourable mention · Bronze medal · Silver medalDADaniel Alex MineevNorwayIMO2025 · 2026Competition recordHonourable mentionDADaniel Alfaro VigoCubaIMO1985Competition recordBronze medalIndexed profileDADaniel AnderssonSwedenIOI2001 · 2002Competition recordBronze medal · Gold medalDADaniel AnderssonSwedenIMO2002 · 2003Competition recordBronze medal · Honourable mentionDADaniel Anker HermansenDenmarkIMO2020Competition recordHonourable mentionIndexed profileDADaniel AroneFinlandIMO2021Competition recordHonourable mention
Daniel AtanasovBulgariaIOI2015Jane StreetQuantitative TraderAutumn profileDaniel AtanasovBulgariaIMO2016Jane StreetQuantitative TraderAutumn profileDBDaniel BáezChileIOI2018Pacific SeawaysLiner Services ManagerIndexed profileDBDaniel Barrantes GarbanzoCosta RicaIMO2008Competition recordHonourable mentionDBDaniel BergerAustraliaIOI2009VivCourt TradingIndexed profileDBDaniel BertilssonSwedenIMO1987 · 1988Competition recordBronze medalDBDaniel Blandón RestrepoColombiaIMO2005Competition recordBronze medalDBDaniel BroxCanadaIMO2000 · 2001Competition recordSilver medal · Gold medalIndexed profileDBDaniel Bueno DonadonBrazilIOI2002JURID Publicações EletrônicasSoftware ProgrammerIndexed profileDBDaniel BundalaSlovakiaIOI2006GoogleSoftware EngineerAutumn profileDCDaniel CáceresColombiaIMO2015 · 2016Competition recordBronze medalIndexed profileDCDaniel Campos SalasCosta RicaIMO2005 · 2006 · 2007Procter & GambleInformation Technology LeadIndexed profileDCDaniel CarpenterSpainIOI2026Competition recordBronze medalDCDaniel Chen Soncco HuarsayaPeruIMO2005 · 2006 · 2007PayflowsSoftware EngineerIndexed profileDCDaniel Chia Jin HaoSingaporeIOI2004GoogleSenior Staff Software EngineerIndexed profileDCDaniel ChiuUnited States of AmericaIOI2015 · 2016Competition recordGold medalDCDaniel CortildBelgiumIMO2019 · 2020ILPlatform BruxellesCo-Founder & Managing DirectorIndexed profileDCDaniel CzajkaPolandIOI2005Competition recordBronze medalDDDaniel DvořákAustriaIMO1999Competition recordBronze medalDDDaniele De PietriItalyIMO2022Competition recordBronze medalIndexed profileDEDaniel Emeka-IlozorNigeriaIOI2024LeetCodeProblem DeveloperIndexed profileDFDaniel FordAustraliaIMO1996AGI StartupMember of Technical StaffIndexed profileDGDaniel GerberSwitzerlandIMO1997 · 1998Competition recordBronze medal · Honourable mentionDGDaniel GoldbachAustraliaIOI2012Competition recordBronze medalDGDaniel GoujotFranceIMO1994Competition recordSilver medalDGDaniel GrafSwitzerlandIOI2009Competition recordBronze medalDGDaniel GrieserGermanyIMO1983Carl von Ossietzky University of OldenburgProfessorIndexed profileDGDaniel GrizaRepublic of MoldovaIMO2014 · 2015GoogleSoftware EngineerIndexed profileDGDaniel GrunwaldGermanyIOI2007Axivion GmbHSoftware DeveloperIndexed profileDHDaniel HadasIsraelIOI2010 · 2011 · 2012 · 2013Competition recordBronze medal · Silver medal · Gold medalDHDaniel HarrerGermanyIMO2005 · 2006adesso insurance solutions GmbHSoftware EngineerIndexed profileDHDaniel HerdenGermanyIMO1997 · 1998 · 1999Competition recordSilver medalDHDaniel Hernández DíazCubaIMO1999Competition recordBronze medalIndexed profileDHDaniel HolmesAustriaIMO2017 · 2018Competition recordHonourable mention
Danie ConradieSouth AfricaIOI1997Ace 3D MiddlewareFounderAutumn profileDADaniel AdkinsUnited States of AmericaIOI1995 · 1996 · 1997Competition recordBronze medal · Silver medalDADaniel AgassyIsraelIOI2020Competition recordSilver medalDADaniel Alejandro Ochoa QuinteroMexicoIMO2020 · 2021 · 2022Competition recordHonourable mention · Bronze medal · Silver medalDADaniel Alex MineevNorwayIMO2025 · 2026Competition recordHonourable mentionDADaniel Alfaro VigoCubaIMO1985Competition recordBronze medalIndexed profileDADaniel AnderssonSwedenIOI2001 · 2002Competition recordBronze medal · Gold medalDADaniel AnderssonSwedenIMO2002 · 2003Competition recordBronze medal · Honourable mentionDADaniel Anker HermansenDenmarkIMO2020Competition recordHonourable mentionIndexed profileDADaniel AroneFinlandIMO2021Competition recordHonourable mentionDaniel AtanasovBulgariaIOI2015Jane StreetQuantitative TraderAutumn profileDaniel AtanasovBulgariaIMO2016Jane StreetQuantitative TraderAutumn profileDBDaniel BáezChileIOI2018Pacific SeawaysLiner Services ManagerIndexed profileDBDaniel Barrantes GarbanzoCosta RicaIMO2008Competition recordHonourable mentionDBDaniel BergerAustraliaIOI2009VivCourt TradingIndexed profileDBDaniel BertilssonSwedenIMO1987 · 1988Competition recordBronze medalDBDaniel Blandón RestrepoColombiaIMO2005Competition recordBronze medalDBDaniel BroxCanadaIMO2000 · 2001Competition recordSilver medal · Gold medalIndexed profileDBDaniel Bueno DonadonBrazilIOI2002JURID Publicações EletrônicasSoftware ProgrammerIndexed profileDBDaniel BundalaSlovakiaIOI2006GoogleSoftware EngineerAutumn profileDCDaniel CáceresColombiaIMO2015 · 2016Competition recordBronze medalIndexed profileDCDaniel Campos SalasCosta RicaIMO2005 · 2006 · 2007Procter & GambleInformation Technology LeadIndexed profileDCDaniel CarpenterSpainIOI2026Competition recordBronze medalDCDaniel Chen Soncco HuarsayaPeruIMO2005 · 2006 · 2007PayflowsSoftware EngineerIndexed profileDCDaniel Chia Jin HaoSingaporeIOI2004GoogleSenior Staff Software EngineerIndexed profileDCDaniel ChiuUnited States of AmericaIOI2015 · 2016Competition recordGold medalDCDaniel CortildBelgiumIMO2019 · 2020ILPlatform BruxellesCo-Founder & Managing DirectorIndexed profileDCDaniel CzajkaPolandIOI2005Competition recordBronze medalDDDaniel DvořákAustriaIMO1999Competition recordBronze medalDDDaniele De PietriItalyIMO2022Competition recordBronze medalIndexed profileDEDaniel Emeka-IlozorNigeriaIOI2024LeetCodeProblem DeveloperIndexed profileDFDaniel FordAustraliaIMO1996AGI StartupMember of Technical StaffIndexed profileDGDaniel GerberSwitzerlandIMO1997 · 1998Competition recordBronze medal · Honourable mentionDGDaniel GoldbachAustraliaIOI2012Competition recordBronze medalDGDaniel GoujotFranceIMO1994Competition recordSilver medalDGDaniel GrafSwitzerlandIOI2009Competition recordBronze medalDGDaniel GrieserGermanyIMO1983Carl von Ossietzky University of OldenburgProfessorIndexed profileDGDaniel GrizaRepublic of MoldovaIMO2014 · 2015GoogleSoftware EngineerIndexed profileDGDaniel GrunwaldGermanyIOI2007Axivion GmbHSoftware DeveloperIndexed profileDHDaniel HadasIsraelIOI2010 · 2011 · 2012 · 2013Competition recordBronze medal · Silver medal · Gold medalDHDaniel HarrerGermanyIMO2005 · 2006adesso insurance solutions GmbHSoftware EngineerIndexed profileDHDaniel HerdenGermanyIMO1997 · 1998 · 1999Competition recordSilver medalDHDaniel Hernández DíazCubaIMO1999Competition recordBronze medalIndexed profileDHDaniel HolmesAustriaIMO2017 · 2018Competition recordHonourable mention