AutumnOLYMPIADCOLLECTION
All medalists.
IMO & IOI, including honourable mentions.
6181–6240 of 14,178 profiles
Alphabetical
JYJoey YuCanadaIOI2018Competition recordGold medalJBJohan BatubaraIndonesiaIMO2001Competition recordHonourable mention
Johan BerglindSwedenIMO1977Chalmers University of TechnologyInstructor, Algebra and GeometryAutumn profileJBJohan BosmanNetherlandsIMO1997Competition recordSilver medalJBJohan BredbergSwedenIMO2004Competition recordBronze medalJGJohan GunardiIndonesiaIMO2010 · 2011Competition recordBronze medal · Silver medalJHJohan HåstadSwedenIMO1976 · 1977 · 1978 · 1979Competition recordBronze medal · Gold medal · Silver medalJHJohan Heinrich Du ToitSouth AfricaIOI2001 · 2002Competition recordSilver medal · Bronze medalJKJohan KarlssonSwedenIMO1997 · 1998Competition recordBronze medalJKJohan KonterNetherlandsIMO2005Competition recordBronze medalJMJohan Mustika KartiwaIndonesiaIOI2000Competition recordBronze medalJBJohannes BaderGermanyIOI2011Competition recordBronze medalJGJohannes GirschAustriaIMO2012Competition recordBronze medalJHJohannes HafnerAustriaIMO2009Competition recordBronze medalJJJohannes JosiSwitzerlandIOI2007 · 2008Competition recordBronze medal · Silver medalJJJohannes JosiSwitzerlandIMO2008Competition recordSilver medalJLJohannes LaireFinlandIOI2010 · 2011Competition recordSilver medal · Bronze medalJLJohannes LehtinenFinlandIOI1995Competition recordBronze medalJLJohannes LeopoldAustriaIMO1973Competition recordBronze medalJMJohannes Maximilian JacobGermanyIMO2026Competition recordGold medalJNJohannes NordstromSwedenIMO2000Competition recordHonourable mentionJRJohannes Raitz von FrentzGermanyIMO2024Competition recordBronze medalJGJohann GaulkeGermanyIOI2022 · 2023Competition recordBronze medal · Silver medalJHJohann HacklAustriaIMO1970 · 1971Competition recordBronze medalJNJohan NielsenDenmarkIMO2003Competition recordHonourable mentionJWJohann WilliamsSwitzerlandIMO2020Competition recordBronze medalJRJohan RådeSwedenIMO1979 · 1981Competition recordBronze medal · Silver medalJSJohan SannemoSwedenIMO2014Competition recordBronze medal
Johan SannemoSwedenIOI2012 · 2013 · 2014ModalMember of Technical StaffAutumn profile
Johan SkakDenmarkIMO2020 · 2021Terma GroupStudentermedhjælperIndexed profileJSJohan Sokrates WindNorwayIOI2014 · 2015Competition recordBronze medal · Silver medalJSJohan Sokrates WindNorwayIMO2014 · 2015Competition recordSilver medalJTJohan ThapperSwedenIOI1996Competition recordSilver medalJvJohan van GansNetherlandsIMO1973Competition recordBronze medalJWJohan WästlundSwedenIMO1989Competition recordBronze medalJYJohan YebbouFranceIMO1978Competition recordBronze medalJAJohn Anthony SimcoxUnited KingdomIMO1989Competition recordHonourable mentionJLJohnathan LeungNew ZealandIMO2018 · 2019Competition recordHonourable mentionJBJohn BermanUnited States of AmericaIMO2009Competition recordGold medalJCJohn ChewCanadaIMO1981Competition recordSilver medalJCJohn ClydeUnited States of AmericaIMO1997Competition recordSilver medalJCJohn CuyaPeruIMO2001 · 2002Competition recordBronze medalJDJohn DanaherUnited States of AmericaIOI2000Competition recordSilver medalJEJohn Edward CremonaUnited KingdomIMO1974Competition recordBronze medalJGJohn Garret C. GoPhilippinesIMO2005Competition recordHonourable mentionJGJohn GrahamAustraliaIMO1985Competition recordSilver medalJHJohn HaslegraveUnited KingdomIMO1996Competition recordSilver medalJHJohn HedinSwedenIMO2022 · 2023 · 2024Competition recordBronze medal · Silver medalJLJohn LeyvaColombiaIOI1994Competition recordBronze medalJMJohn Michael WuHong KongIMO2015 · 2016Competition recordSilver medal · Gold medalJHJohnny HoUnited States of AmericaIOI2011 · 2012 · 2013Competition recordGold medal · Silver medalJOJohn Olof HallmanSwedenIMO2016Competition recordSilver medal
John OverdeckUnited States of AmericaIMO1986Two Sigma InvestmentsCo-Founder & Co-ChairmanAutumn profileJPJohn PapantoniouAustraliaIMO2012Competition recordBronze medalJPJohn PardonUnited States of AmericaIOI2005 · 2006 · 2007Competition recordGold medalJPJohn Peter HartleyUnited KingdomIMO1975Competition recordBronze medalJPJohn ProctorUnited KingdomIMO1970Competition recordBronze medalJRJohn Reginald LongleyUnited KingdomIMO1985 · 1986Competition recordBronze medalJRJohn RickardUnited KingdomIMO1975 · 1976 · 1977Competition recordGold medalJRJohn RognesNorwayIMO1984Competition recordBronze medal
Johan BerglindSwedenIMO1977Chalmers University of TechnologyInstructor, Algebra and GeometryAutumn profileJBJohan BosmanNetherlandsIMO1997Competition recordSilver medalJBJohan BredbergSwedenIMO2004Competition recordBronze medalJGJohan GunardiIndonesiaIMO2010 · 2011Competition recordBronze medal · Silver medalJHJohan HåstadSwedenIMO1976 · 1977 · 1978 · 1979Competition recordBronze medal · Gold medal · Silver medalJHJohan Heinrich Du ToitSouth AfricaIOI2001 · 2002Competition recordSilver medal · Bronze medalJKJohan KarlssonSwedenIMO1997 · 1998Competition recordBronze medalJKJohan KonterNetherlandsIMO2005Competition recordBronze medalJMJohan Mustika KartiwaIndonesiaIOI2000Competition recordBronze medalJBJohannes BaderGermanyIOI2011Competition recordBronze medalJGJohannes GirschAustriaIMO2012Competition recordBronze medalJHJohannes HafnerAustriaIMO2009Competition recordBronze medalJJJohannes JosiSwitzerlandIOI2007 · 2008Competition recordBronze medal · Silver medalJJJohannes JosiSwitzerlandIMO2008Competition recordSilver medalJLJohannes LaireFinlandIOI2010 · 2011Competition recordSilver medal · Bronze medalJLJohannes LehtinenFinlandIOI1995Competition recordBronze medalJLJohannes LeopoldAustriaIMO1973Competition recordBronze medalJMJohannes Maximilian JacobGermanyIMO2026Competition recordGold medalJNJohannes NordstromSwedenIMO2000Competition recordHonourable mentionJRJohannes Raitz von FrentzGermanyIMO2024Competition recordBronze medalJGJohann GaulkeGermanyIOI2022 · 2023Competition recordBronze medal · Silver medalJHJohann HacklAustriaIMO1970 · 1971Competition recordBronze medalJNJohan NielsenDenmarkIMO2003Competition recordHonourable mentionJWJohann WilliamsSwitzerlandIMO2020Competition recordBronze medalJRJohan RådeSwedenIMO1979 · 1981Competition recordBronze medal · Silver medalJSJohan SannemoSwedenIMO2014Competition recordBronze medalJohan SannemoSwedenIOI2012 · 2013 · 2014ModalMember of Technical StaffAutumn profileJohan SkakDenmarkIMO2020 · 2021Terma GroupStudentermedhjælperIndexed profileJSJohan Sokrates WindNorwayIOI2014 · 2015Competition recordBronze medal · Silver medalJSJohan Sokrates WindNorwayIMO2014 · 2015Competition recordSilver medalJTJohan ThapperSwedenIOI1996Competition recordSilver medalJvJohan van GansNetherlandsIMO1973Competition recordBronze medalJWJohan WästlundSwedenIMO1989Competition recordBronze medalJYJohan YebbouFranceIMO1978Competition recordBronze medalJAJohn Anthony SimcoxUnited KingdomIMO1989Competition recordHonourable mentionJLJohnathan LeungNew ZealandIMO2018 · 2019Competition recordHonourable mentionJBJohn BermanUnited States of AmericaIMO2009Competition recordGold medalJCJohn ChewCanadaIMO1981Competition recordSilver medalJCJohn ClydeUnited States of AmericaIMO1997Competition recordSilver medalJCJohn CuyaPeruIMO2001 · 2002Competition recordBronze medalJDJohn DanaherUnited States of AmericaIOI2000Competition recordSilver medalJEJohn Edward CremonaUnited KingdomIMO1974Competition recordBronze medalJGJohn Garret C. GoPhilippinesIMO2005Competition recordHonourable mentionJGJohn GrahamAustraliaIMO1985Competition recordSilver medalJHJohn HaslegraveUnited KingdomIMO1996Competition recordSilver medalJHJohn HedinSwedenIMO2022 · 2023 · 2024Competition recordBronze medal · Silver medalJLJohn LeyvaColombiaIOI1994Competition recordBronze medalJMJohn Michael WuHong KongIMO2015 · 2016Competition recordSilver medal · Gold medalJHJohnny HoUnited States of AmericaIOI2011 · 2012 · 2013Competition recordGold medal · Silver medalJOJohn Olof HallmanSwedenIMO2016Competition recordSilver medalJohn OverdeckUnited States of AmericaIMO1986Two Sigma InvestmentsCo-Founder & Co-ChairmanAutumn profileJPJohn PapantoniouAustraliaIMO2012Competition recordBronze medalJPJohn PardonUnited States of AmericaIOI2005 · 2006 · 2007Competition recordGold medalJPJohn Peter HartleyUnited KingdomIMO1975Competition recordBronze medalJPJohn ProctorUnited KingdomIMO1970Competition recordBronze medalJRJohn Reginald LongleyUnited KingdomIMO1985 · 1986Competition recordBronze medalJRJohn RickardUnited KingdomIMO1975 · 1976 · 1977Competition recordGold medalJRJohn RognesNorwayIMO1984Competition recordBronze medal