All medalists.
IMO & IOI, including honourable mentions.
BBBurak Buğra ÖnderTürkiyeIMO2021Competition recordBronze medalBKBurak KarataşTürkiyeIMO2022University of OxfordResearch Study AssistantIndexed profileBSBurak SaglamTürkiyeIMO2007Competition recordBronze medalBJBuxing JiangChinaIMO1989ScudataFounderIndexed profileBOByambadorj OtgonsurenMongoliaIMO2009AlcanNetwork EngineerIndexed profileBOByambadorj OtgonsurenMongoliaIMO2011Competition recordHonourable mentionBDByambajav DemchigsurenMongoliaIMO1998Oyu Tolgoi LLC / Оюу толгой ХХКProject SpecialistIndexed profileBNByambajav NamsraijavMongoliaIMO2007 · 2008IndeedTechnical FellowIndexed profileBHByoung Hyuck KimRepublic of KoreaIMO2003Seoul National University Hospitalassistant professorIndexed profileBTByron Thonatiu Escobar BenítezEl SalvadorIMO2010 · 2012Competition recordHonourable mentionBCByung-Cheol ChoNew ZealandIMO2012 · 2013Hudson River TradingAlgorithm DeveloperAutumn profileBAByung-Gyu AhnRepublic of KoreaIOI1998MongoDBIndexed profileBHByung Hee ChoiRepublic of KoreaIMO1991Competition recordSilver medalBCByung-Kyu ChunCanadaIMO1995 · 1996 · 1997Competition recordBronze medal · Silver medalCTCafer Tayyar YıldırımTürkiyeIMO2006 · 2007GoogleSoftware EngineerIndexed profile
Cagan Ahmet YanmazTürkiyeIOI2023Competition recordBronze medalAutumn profileCECahid Enes KelesTürkiyeIOI2019Turk TelekomIndexed profile
Caili ShenChinaIMO2006 · 2007Vatic LabsQuantitative ResearcherAutumn profileCLCaíque LiraBrazilIOI2011Banco do BrasilCyber Security AnalystIndexed profileCPCaique PaivaBrazilIOI2025Neps AcademyCompetitive Programming Content CreatorIndexed profileCWCakra Wishnu WardhanaIndonesiaIOI2012Competition recordBronze medalIndexed profileCJCaleb JiCanadaIMO2014Dr. Wainberg's LabUndergraduate ResearcherIndexed profileCECalin-Bogdan EnescuRomaniaIMO1977Competition recordBronze medalCPCalin PopRomaniaIMO1967Competition recordBronze medalCDCalvin DengUnited States of America, CanadaIMO2010 · 2012 · 2013Jane StreetTraderAutumn profileCDCalvin DengCanadaIOI2013Jane StreetTraderAutumn profileCLCalvin LeeUnited States of AmericaIOI2016Competition recordSilver medalCSCalvin Shao-Huai HsuTaiwanIMO2015 · 2016Competition recordBronze medal · Gold medalAutumn profileCPCameron PatrickAustraliaIOI2001Coliban WaterSenior Process EngineerIndexed profileCGCamila GuajardoChileIMO2019Competition recordHonourable mentionIndexed profileCECamilo EspinosaColombiaIMO2012 · 2014Warner Bros. DiscoveryData Analyst | Turner SportsIndexed profileCRCamilo RiveraColombiaIMO1994Competition recordHonourable mentionCDCaner DemirerTürkiyeIOI2018Competition recordBronze medalIndexed profileCKCaner KazancıTürkiyeIMO1995The University of GeorgiaAssociate ProfessorIndexed profileCHCanh Hao NguyễnVietnamIMO1997Kyoto UniversitySenior Lecturer (previously Assistant Professor, Postdoc)Indexed profileCHCảnh Hoàng NguyễnVietnamIMO2017Stony Brook UniversityPh.D studentIndexed profileCMCao Minh TriVietnamIOI1994Competition recordBronze medalCVCao Văn HạnhVietnamIMO1995Competition recordSilver medalIndexed profileCFCarla FerminPeruIMO2020 · 2022Competition recordBronze medal · Silver medalIndexed profileCACarl Alexander MillerUnited States of AmericaIMO1996Competition recordSilver medalCBCarl BosleyUnited States of AmericaIMO1996 · 1997Competition recordGold medalCDCarl D'HalluinBelgiumIMO1994DatadobiChief Technology OfficerIndexed profileCDCarl DybdahlDenmarkIOI2016PuzzelSoftware EngineerIndexed profile
Carl Johan RagnarssonSwedenIMO2000AmazonDirector Data ScienceAutumn profileCNCarl NettelbladSwedenIOI2001 · 2003Nettelblad SolutionsFreelancerIndexed profileCNCarl NettelbladSwedenIMO2002Competition recordHonourable mentionIndexed profileCBCarlo BaronioItalyIMO2023CognitionResearch EngineerIndexed profileCMCarlo MantegazzaItalyIMO1989Scuola Normale di PisaResearcher MathIndexed profileCMCarlo Maria RosatiItalyIMO2004Competition recordBronze medalIndexed profileCACarlos Alberto Vargas CruzColombiaIMO1993 · 1994 · 1995Competition recordBronze medal · Silver medalCACarlos Alberto Villalvazo JáureguiMexicoIMO2000Competition recordSilver medalIndexed profileCACarlos Andrés Alvarado AlvarezPuerto RicoIMO2020Competition recordHonourable mentionCACarlos Andres Diaz CarrilloColombiaIMO2010DonRepCo-Founder (Tech)Indexed profileCACarlos Andrés Pozo VargasBoliviaIMO2022 · 2023Competition recordHonourable mentionCACarlos Andrés Solano SaltachínCosta RicaIMO2018 · 2019GoogleIndexed profileCBCarlos BallesterosSpainIOI2006Competition recordBronze medalIndexed profileCBCarlos Bonilla ZúñigaCosta RicaIMO2008Competition recordBronze medalCCCarlos CarvajalColombiaIMO2009Competition recordHonourable mentionCCCarlos CortézEcuadorIMO2011 · 2012 · 2013Competition recordBronze medalCdCarlos di FioreArgentinaIMO2001 · 2002 · 2003Competition recordSilver medal · Bronze medal · Gold medal
Cagan Ahmet YanmazTürkiyeIOI2023Competition recordBronze medalAutumn profileCECahid Enes KelesTürkiyeIOI2019Turk TelekomIndexed profileCaili ShenChinaIMO2006 · 2007Vatic LabsQuantitative ResearcherAutumn profileCLCaíque LiraBrazilIOI2011Banco do BrasilCyber Security AnalystIndexed profileCPCaique PaivaBrazilIOI2025Neps AcademyCompetitive Programming Content CreatorIndexed profileCWCakra Wishnu WardhanaIndonesiaIOI2012Competition recordBronze medalIndexed profileCJCaleb JiCanadaIMO2014Dr. Wainberg's LabUndergraduate ResearcherIndexed profileCECalin-Bogdan EnescuRomaniaIMO1977Competition recordBronze medalCPCalin PopRomaniaIMO1967Competition recordBronze medalCDCalvin DengUnited States of America, CanadaIMO2010 · 2012 · 2013Jane StreetTraderAutumn profileCDCalvin DengCanadaIOI2013Jane StreetTraderAutumn profileCLCalvin LeeUnited States of AmericaIOI2016Competition recordSilver medalCSCalvin Shao-Huai HsuTaiwanIMO2015 · 2016Competition recordBronze medal · Gold medalAutumn profileCPCameron PatrickAustraliaIOI2001Coliban WaterSenior Process EngineerIndexed profileCGCamila GuajardoChileIMO2019Competition recordHonourable mentionIndexed profileCECamilo EspinosaColombiaIMO2012 · 2014Warner Bros. DiscoveryData Analyst | Turner SportsIndexed profileCRCamilo RiveraColombiaIMO1994Competition recordHonourable mentionCDCaner DemirerTürkiyeIOI2018Competition recordBronze medalIndexed profileCKCaner KazancıTürkiyeIMO1995The University of GeorgiaAssociate ProfessorIndexed profileCHCanh Hao NguyễnVietnamIMO1997Kyoto UniversitySenior Lecturer (previously Assistant Professor, Postdoc)Indexed profileCHCảnh Hoàng NguyễnVietnamIMO2017Stony Brook UniversityPh.D studentIndexed profileCMCao Minh TriVietnamIOI1994Competition recordBronze medalCVCao Văn HạnhVietnamIMO1995Competition recordSilver medalIndexed profileCFCarla FerminPeruIMO2020 · 2022Competition recordBronze medal · Silver medalIndexed profileCACarl Alexander MillerUnited States of AmericaIMO1996Competition recordSilver medalCBCarl BosleyUnited States of AmericaIMO1996 · 1997Competition recordGold medalCDCarl D'HalluinBelgiumIMO1994DatadobiChief Technology OfficerIndexed profileCDCarl DybdahlDenmarkIOI2016PuzzelSoftware EngineerIndexed profileCarl Johan RagnarssonSwedenIMO2000AmazonDirector Data ScienceAutumn profileCNCarl NettelbladSwedenIOI2001 · 2003Nettelblad SolutionsFreelancerIndexed profileCNCarl NettelbladSwedenIMO2002Competition recordHonourable mentionIndexed profileCBCarlo BaronioItalyIMO2023CognitionResearch EngineerIndexed profileCMCarlo MantegazzaItalyIMO1989Scuola Normale di PisaResearcher MathIndexed profileCMCarlo Maria RosatiItalyIMO2004Competition recordBronze medalIndexed profileCACarlos Alberto Vargas CruzColombiaIMO1993 · 1994 · 1995Competition recordBronze medal · Silver medalCACarlos Alberto Villalvazo JáureguiMexicoIMO2000Competition recordSilver medalIndexed profileCACarlos Andrés Alvarado AlvarezPuerto RicoIMO2020Competition recordHonourable mentionCACarlos Andres Diaz CarrilloColombiaIMO2010DonRepCo-Founder (Tech)Indexed profileCACarlos Andrés Pozo VargasBoliviaIMO2022 · 2023Competition recordHonourable mentionCACarlos Andrés Solano SaltachínCosta RicaIMO2018 · 2019GoogleIndexed profileCBCarlos BallesterosSpainIOI2006Competition recordBronze medalIndexed profileCBCarlos Bonilla ZúñigaCosta RicaIMO2008Competition recordBronze medalCCCarlos CarvajalColombiaIMO2009Competition recordHonourable mentionCCCarlos CortézEcuadorIMO2011 · 2012 · 2013Competition recordBronze medalCdCarlos di FioreArgentinaIMO2001 · 2002 · 2003Competition recordSilver medal · Bronze medal · Gold medal