AutumnOLYMPIADCOLLECTION
All medalists.
IMO & IOI, including honourable mentions.
4561–4620 of 10,506 matching profiles
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JAJirawat AnunrojwongThailandIMO2012Competition recordGold medalJJJirayus JinapongThailandIMO2018 · 2019Competition recordSilver medal · Gold medal
Jiří KalvodaCzech RepublicIMO2021Charles UniversityStudent, Department of Applied Mathematics, Charles UniversityAutumn profileJMJiří MoudrýCzechoslovakiaIMO1959Competition recordHonourable mentionJNJiří NavrátilCzechoslovakiaIMO1975 · 1976 · 1977Competition recordBronze medal · Silver medalJŘJiří ŘihákCzech RepublicIMO2007Competition recordBronze medalJSJiří SgallCzechoslovakiaIMO1981 · 1982 · 1983Competition recordBronze medal · Silver medal · Gold medalJSJiří SoučekCzechoslovakiaIMO1960Competition recordSilver medalJTJiří TůmaCzechoslovakiaIMO1970Competition recordBronze medalJVJiří VinárekCzechoslovakiaIMO1968 · 1969Competition recordSilver medal · Bronze medalJVJiří VotavaCzechoslovakiaIMO1959Competition recordHonourable mentionAutumn profileJWJiří WitzanyCzechoslovakiaIMO1983 · 1984Competition recordBronze medal · Silver medalJWJischai WylerSwitzerlandIMO2017Competition recordHonourable mentionJBJitendra BaruaBangladeshIMO2023 · 2024 · 2025Competition recordHonourable mention · Bronze medalJNJitse NiesenNetherlandsIMO1993Competition recordBronze medalJKJittichai KujanakanoknadThailandIMO1994Competition recordBronze medalJDJivko D. VelevBulgariaIMO1992Competition recordBronze medalJWJi Won KangRepublic of KoreaIMO2018 · 2019Competition recordSilver medal · Gold medalJWJi Won PakDemocratic People's Republic of KoreaIMO2026Competition recordSilver medalJPJiwoong ParkRepublic of KoreaIMO1991 · 1992Competition recordBronze medalJGJiyang GaoChinaIMO2014 · 2015Competition recordGold medalJFJoachim FritzGerman Democratic RepublicIMO1967 · 1968Competition recordBronze medal · Silver medalJKJoachim KriegerSwitzerlandIMO1992 · 1993Competition recordHonourable mention · Bronze medalJOJoachim OrthaberAustriaIMO2008Competition recordHonourable mentionJSJoachim StudniaFranceIMO2017Competition recordBronze medalJVJoachim VoigtGerman Democratic RepublicIMO1969Competition recordBronze medalJBJoakim BergliNorwayIMO1992Competition recordHonourable mentionJBJoakim BlikstadSwedenIMO2016Competition recordSilver medalJUJóakim Uni ArnaldarsonIcelandIMO2026Competition recordHonourable mentionJMJoanna MaselAustraliaIMO1991Competition recordBronze medalJCJoão César Campos VargasBrazilIMO2015 · 2016 · 2017Competition recordBronze medal · Silver medalJDJoão Diogo Silva FerreiraPortugalIMO2004Competition recordHonourable mentionJLJoão Leitão GuerreiroPortugalIMO2006Competition recordBronze medalJLJoão Lucas Camelo SáBrazilIMO2010 · 2011 · 2012Competition recordHonourable mention · Silver medalJMJoão Manuel Gonçalves CaldeiraPortugalIMO2006Competition recordBronze medalJMJoão Miguel Magalhães Dos SantosPortugalIMO2010 · 2011Competition recordHonourable mention · Bronze medalJMJoão Morais Carreira PereiraPortugalIMO2009Competition recordBronze medalJNJoão Nuno Pereira LourençoPortugalIMO2012Competition recordBronze medalJPJoão Pedro Bandeira LemosBrazilIMO2024 · 2025Competition recordSilver medalJPJoão Pedro Correia MatiasPortugalIMO2007Competition recordBronze medalJPJoão Pedro Martins Dos SantosPortugalIMO2010Competition recordHonourable mentionJPJoao Pedro Ramos Viana CostaBrazilIMO2022Competition recordHonourable mentionJTJoão Tiago Fernandes RochaPortugalIMO2019Competition recordHonourable mentionJVJoão Victor Silva Dos SantosBrazilIMO2025Competition recordBronze medalJCJoaquim Cevallos MoralesSpainIMO2001Competition recordHonourable mentionJSJoaquim Serra MontoliSpainIMO2004Competition recordHonourable mentionJAJoaquín Andrés ValderramaColombiaIMO2001 · 2002Competition recordBronze medalJGJoaquin GuerraPeruIMO2021 · 2022Competition recordSilver medal · Bronze medalJPJob PetrovčičSloveniaIMO2020University of Ljubljana, Faculty of Mathematics and Physics (FMF)Researcher / student, Lean 4 machine learning (University of Ljubljana)Autumn profileJIJocelyn Isabel Calderon CalderonBoliviaIMO2017Competition recordHonourable mentionJLJochen LattermannGerman Democratic RepublicIMO1982 · 1983Competition recordSilver medal · Bronze medalJBJoe BentonUnited KingdomIMO2014 · 2015 · 2016 · 2017Competition recordSilver medal · Gold medalJEJoel Erik LarssonSwedenIMO2006Competition recordBronze medalJHJoël HuberSwitzerlandIMO2020 · 2021Competition recordBronze medalJJJoel Junyao TanSingaporeIMO2016 · 2017 · 2018Competition recordSilver medal · Gold medalJRJoel RosenbergUnited States of AmericaIMO1990 · 1991Competition recordSilver medal · Gold medalJTJoel Tay Wei EnSingaporeIMO2004Competition recordSilver medalJBJohan BatubaraIndonesiaIMO2001Competition recordHonourable mention
Johan BerglindSwedenIMO1977Chalmers University of TechnologyInstructor, Algebra and GeometryAutumn profileJBJohan BosmanNetherlandsIMO1997Competition recordSilver medal
Jiří KalvodaCzech RepublicIMO2021Charles UniversityStudent, Department of Applied Mathematics, Charles UniversityAutumn profileJMJiří MoudrýCzechoslovakiaIMO1959Competition recordHonourable mentionJNJiří NavrátilCzechoslovakiaIMO1975 · 1976 · 1977Competition recordBronze medal · Silver medalJŘJiří ŘihákCzech RepublicIMO2007Competition recordBronze medalJSJiří SgallCzechoslovakiaIMO1981 · 1982 · 1983Competition recordBronze medal · Silver medal · Gold medalJSJiří SoučekCzechoslovakiaIMO1960Competition recordSilver medalJTJiří TůmaCzechoslovakiaIMO1970Competition recordBronze medalJVJiří VinárekCzechoslovakiaIMO1968 · 1969Competition recordSilver medal · Bronze medalJVJiří VotavaCzechoslovakiaIMO1959Competition recordHonourable mentionAutumn profileJWJiří WitzanyCzechoslovakiaIMO1983 · 1984Competition recordBronze medal · Silver medalJWJischai WylerSwitzerlandIMO2017Competition recordHonourable mentionJBJitendra BaruaBangladeshIMO2023 · 2024 · 2025Competition recordHonourable mention · Bronze medalJNJitse NiesenNetherlandsIMO1993Competition recordBronze medalJKJittichai KujanakanoknadThailandIMO1994Competition recordBronze medalJDJivko D. VelevBulgariaIMO1992Competition recordBronze medalJWJi Won KangRepublic of KoreaIMO2018 · 2019Competition recordSilver medal · Gold medalJWJi Won PakDemocratic People's Republic of KoreaIMO2026Competition recordSilver medalJPJiwoong ParkRepublic of KoreaIMO1991 · 1992Competition recordBronze medalJGJiyang GaoChinaIMO2014 · 2015Competition recordGold medalJFJoachim FritzGerman Democratic RepublicIMO1967 · 1968Competition recordBronze medal · Silver medalJKJoachim KriegerSwitzerlandIMO1992 · 1993Competition recordHonourable mention · Bronze medalJOJoachim OrthaberAustriaIMO2008Competition recordHonourable mentionJSJoachim StudniaFranceIMO2017Competition recordBronze medalJVJoachim VoigtGerman Democratic RepublicIMO1969Competition recordBronze medalJBJoakim BergliNorwayIMO1992Competition recordHonourable mentionJBJoakim BlikstadSwedenIMO2016Competition recordSilver medalJUJóakim Uni ArnaldarsonIcelandIMO2026Competition recordHonourable mentionJMJoanna MaselAustraliaIMO1991Competition recordBronze medalJCJoão César Campos VargasBrazilIMO2015 · 2016 · 2017Competition recordBronze medal · Silver medalJDJoão Diogo Silva FerreiraPortugalIMO2004Competition recordHonourable mentionJLJoão Leitão GuerreiroPortugalIMO2006Competition recordBronze medalJLJoão Lucas Camelo SáBrazilIMO2010 · 2011 · 2012Competition recordHonourable mention · Silver medalJMJoão Manuel Gonçalves CaldeiraPortugalIMO2006Competition recordBronze medalJMJoão Miguel Magalhães Dos SantosPortugalIMO2010 · 2011Competition recordHonourable mention · Bronze medalJMJoão Morais Carreira PereiraPortugalIMO2009Competition recordBronze medalJNJoão Nuno Pereira LourençoPortugalIMO2012Competition recordBronze medalJPJoão Pedro Bandeira LemosBrazilIMO2024 · 2025Competition recordSilver medalJPJoão Pedro Correia MatiasPortugalIMO2007Competition recordBronze medalJPJoão Pedro Martins Dos SantosPortugalIMO2010Competition recordHonourable mentionJPJoao Pedro Ramos Viana CostaBrazilIMO2022Competition recordHonourable mentionJTJoão Tiago Fernandes RochaPortugalIMO2019Competition recordHonourable mentionJVJoão Victor Silva Dos SantosBrazilIMO2025Competition recordBronze medalJCJoaquim Cevallos MoralesSpainIMO2001Competition recordHonourable mentionJSJoaquim Serra MontoliSpainIMO2004Competition recordHonourable mentionJAJoaquín Andrés ValderramaColombiaIMO2001 · 2002Competition recordBronze medalJGJoaquin GuerraPeruIMO2021 · 2022Competition recordSilver medal · Bronze medalJPJob PetrovčičSloveniaIMO2020University of Ljubljana, Faculty of Mathematics and Physics (FMF)Researcher / student, Lean 4 machine learning (University of Ljubljana)Autumn profileJIJocelyn Isabel Calderon CalderonBoliviaIMO2017Competition recordHonourable mentionJLJochen LattermannGerman Democratic RepublicIMO1982 · 1983Competition recordSilver medal · Bronze medalJBJoe BentonUnited KingdomIMO2014 · 2015 · 2016 · 2017Competition recordSilver medal · Gold medalJEJoel Erik LarssonSwedenIMO2006Competition recordBronze medalJHJoël HuberSwitzerlandIMO2020 · 2021Competition recordBronze medalJJJoel Junyao TanSingaporeIMO2016 · 2017 · 2018Competition recordSilver medal · Gold medalJRJoel RosenbergUnited States of AmericaIMO1990 · 1991Competition recordSilver medal · Gold medalJTJoel Tay Wei EnSingaporeIMO2004Competition recordSilver medalJBJohan BatubaraIndonesiaIMO2001Competition recordHonourable mentionJohan BerglindSwedenIMO1977Chalmers University of TechnologyInstructor, Algebra and GeometryAutumn profileJBJohan BosmanNetherlandsIMO1997Competition recordSilver medal