AutumnOLYMPIADCOLLECTION
All medalists.
IMO & IOI, including honourable mentions.
2461–2520 of 14,178 profiles
Alphabetical
CHCho Ho LamHong KongIMO2007 · 2008 · 2009Competition recordSilver medalCMCho-Hong MinRepublic of KoreaIMO1989Competition recordHonourable mentionCHCho Hou TangMacao, ChinaIOI2017Competition recordBronze medalCHCho Hou TangMacauIMO2014 · 2015 · 2016 · 2017Competition recordHonourable mention · Bronze medal · Silver medalCKCho Kyi Thar ThinMyanmarIMO2020Competition recordHonourable mentionCHChol Hyok PakDemocratic People's Republic of KoreaIMO2008Competition recordSilver medalCMChol Man PakDemocratic People's Republic of KoreaIMO1992Competition recordBronze medalCSChol Su YunDemocratic People's Republic of KoreaIMO1992Competition recordSilver medalCFChon Fong NgMacao, ChinaIOI1999Competition recordBronze medalCHChong Ho HsiehHong KongIMO2022 · 2023Competition recordSilver medal · Bronze medalCHChong Ho HsiehHong Kong, ChinaIOI2021 · 2023Competition recordSilver medalCHChong Hui TanSingaporeIMO1990 · 1991Competition recordBronze medalCKChong Kian SohSingaporeIMO1999Competition recordBronze medalCDChongli Daniel ChenSingaporeIMO2004 · 2005Competition recordBronze medal · Silver medalCLChong Luck Ryan KorSingaporeIMO2011 · 2012Competition recordBronze medal · Silver medalCUChong Un UnMacauIMO2023Competition recordHonourable mentionCHChon Hei MakMacauIMO2026Competition recordBronze medalCHChon Hou YeMacao, ChinaIOI2022 · 2023Competition recordBronze medalCHChon Hou YeMacauIMO2021 · 2022 · 2023Competition recordHonourable mention · Bronze medal · Silver medalCKChon Kit LeiMacauIMO2018 · 2019Competition recordHonourable mention · Bronze medalCYChoong Yin HoweSingaporeIOI2015Competition recordBronze medalCSChoongyup SungRepublic of KoreaIMO2000Competition recordSilver medalCRChoo Ray LowSingaporeIMO2020 · 2021Competition recordBronze medal · Silver medalCGChoubaila GuerfiAlgeriaIMO2022Competition recordHonourable mentionCYChou-Han YangTaiwanIOI1996Competition recordSilver medalCBChris BellinUnited KingdomIMO2009Competition recordBronze medalCCChris ChenAustraliaIOI2006 · 2007Competition recordGold medalCJChris JacobsNetherlandsIMO1971Competition recordBronze medalCPChris PanNew ZealandIMO2024Competition recordSilver medalCSChris StolkNetherlandsIMO1991 · 1992Competition recordBronze medal · Silver medalCBChristian BernertGermanyIMO2013 · 2014 · 2015Competition recordBronze medal · Silver medalCEChristian EbkeGermanyIOI2004Competition recordBronze medalCGChristian GottliebSwedenIMO1970 · 1971Competition recordBronze medalCKChristian KauthLuxembourgIOI2004Competition recordBronze medalCKChristian KlossGermanyIOI1990Competition recordSilver medal
Christian KraftsikGermanyIMO2024The University of BonnStudentische HilfskraftIndexed profileCLChristian LindorferAustriaIMO2010Competition recordBronze medalCMChristian MeislAustriaIOI1992Competition recordBronze medalCOChristian Omar Altamirano ModestoPeruIMO2012 · 2013 · 2014 · 2015Competition recordBronze medal · Silver medal · Gold medalCPChristian PaulyLuxembourgIMO1987 · 1988 · 1989Competition recordBronze medal · Silver medal
Christian ReiherGermanyIMO1999 · 2000 · 2001 · 2002 · 2003University of HamburgMathematician (Department of Mathematics)Autumn profileCRChristian Robert NoaghiuGermanyIMO2020 · 2022Competition recordBronze medal · Silver medalCSChristian SattlerGermanyIMO2004 · 2005 · 2006Competition recordSilver medal · Gold medalCSChristian Suyo BurgaPeruIMO2013 · 2014Competition recordBronze medalCHChristianto HandojoIndonesiaIOI2010Competition recordBronze medalCWChristian WuthrichSwitzerlandIMO1993 · 1995Competition recordSilver medalCDChristina Draper FontanalesSpainIMO1989Competition recordHonourable mentionCMChristina MeyerLuxembourgIMO2011 · 2012 · 2014Competition recordHonourable mentionCSChristina SavvidouCyprusIMO2001Competition recordBronze medalCTChristofer TautermannAustriaIMO1993Competition recordBronze medalCGChristoffer Grøndal TryggestadNorwayIMO2020 · 2021Competition recordHonourable mentionCBChristoph BandtGerman Democratic RepublicIMO1967 · 1968Competition recordGold medalCBChristoph BergemannGermanyIMO1992Competition recordSilver medalCBChristoph BörgerGermanyIMO2018Competition recordSilver medalCBChristophe BonnardFranceIMO1993Competition recordSilver medalAutumn profileCKChristophe KamphausLuxembourgIOI2008Competition recordBronze medalCBChristopher BarberAustraliaIMO1995Competition recordHonourable mentionCBChristopher BrownNew ZealandIOI2015Competition recordBronze medalCCChristopher C. ChangUnited States of AmericaIMO1995 · 1996Competition recordBronze medal · Gold medalCJChristopher James ChambersNew ZealandIMO2005Competition recordHonourable mention
Christian KraftsikGermanyIMO2024The University of BonnStudentische HilfskraftIndexed profileCLChristian LindorferAustriaIMO2010Competition recordBronze medalCMChristian MeislAustriaIOI1992Competition recordBronze medalCOChristian Omar Altamirano ModestoPeruIMO2012 · 2013 · 2014 · 2015Competition recordBronze medal · Silver medal · Gold medalCPChristian PaulyLuxembourgIMO1987 · 1988 · 1989Competition recordBronze medal · Silver medalChristian ReiherGermanyIMO1999 · 2000 · 2001 · 2002 · 2003University of HamburgMathematician (Department of Mathematics)Autumn profileCRChristian Robert NoaghiuGermanyIMO2020 · 2022Competition recordBronze medal · Silver medalCSChristian SattlerGermanyIMO2004 · 2005 · 2006Competition recordSilver medal · Gold medalCSChristian Suyo BurgaPeruIMO2013 · 2014Competition recordBronze medalCHChristianto HandojoIndonesiaIOI2010Competition recordBronze medalCWChristian WuthrichSwitzerlandIMO1993 · 1995Competition recordSilver medalCDChristina Draper FontanalesSpainIMO1989Competition recordHonourable mentionCMChristina MeyerLuxembourgIMO2011 · 2012 · 2014Competition recordHonourable mentionCSChristina SavvidouCyprusIMO2001Competition recordBronze medalCTChristofer TautermannAustriaIMO1993Competition recordBronze medalCGChristoffer Grøndal TryggestadNorwayIMO2020 · 2021Competition recordHonourable mentionCBChristoph BandtGerman Democratic RepublicIMO1967 · 1968Competition recordGold medalCBChristoph BergemannGermanyIMO1992Competition recordSilver medalCBChristoph BörgerGermanyIMO2018Competition recordSilver medalCBChristophe BonnardFranceIMO1993Competition recordSilver medalAutumn profileCKChristophe KamphausLuxembourgIOI2008Competition recordBronze medalCBChristopher BarberAustraliaIMO1995Competition recordHonourable mentionCBChristopher BrownNew ZealandIOI2015Competition recordBronze medalCCChristopher C. ChangUnited States of AmericaIMO1995 · 1996Competition recordBronze medal · Gold medalCJChristopher James ChambersNew ZealandIMO2005Competition recordHonourable mention