All medalists.
IMO & IOI, including honourable mentions.
YRYothin RakvongthaiThailandIMO2000Chulalongkorn UniversityAssistant ProfessorIndexed profileYKYoucef KenaneAlgeriaIMO2022 · 2023Algerian Mathematical OlympiadMath olympiad CoachIndexed profileYLYouchan LeeRepublic of KoreaIOI2025Competition recordGold medalYCYou Cheng SyuTaiwanIOI2008 · 2009GoogleHardware Module Reliability EngineerIndexed profileYJYou Jun LeeSingaporeIMO2012Competition recordSilver medalYKYoukyum KimSouth AfricaIOI2024 · 2025 · 2026Competition recordHonourable mention · Bronze medalIndexed profileYKYoukyum KimSouth AfricaIMO2022 · 2023 · 2025Competition recordHonourable mention · Silver medalIndexed profileYMYoulian ManolovBulgariaIOI1991Competition recordBronze medalYAYounes AbidTunisiaIMO2022Competition recordHonourable mentionIndexed profileYEYounes El Maamoun BenyahiaAlgeriaIMO2016 · 2017Dontal clinicTechnicienne informatiqueIndexed profileYOYouness OulbachaMoroccoIMO2000Competition recordHonourable mentionIndexed profileYJYoungbeom JinRepublic of KoreaIMO2022 · 2023 · 2024Competition recordSilver medal · Gold medalIndexed profileYPYoung-Han ParkRepublic of KoreaIMO1999 · 2000MolocoSenior Staff Applied ScientistIndexed profileYHYoung Ho ChoiRepublic of KoreaIOI1993UNIQ MOBmanagerIndexed profileYKYoung-Hoon KiemRepublic of KoreaIMO1988Competition recordBronze medalYHYoung Hun JungRepublic of KoreaIMO2004 · 2005Competition recordBronze medal · Silver medalYRYounghun RohRepublic of KoreaIOI2018Google DeepMindSoftware EngineerIndexed profileYKYoung-il KohRepublic of KoreaIMO1997 · 1998Samsung ElectronicsStaff EngineerIndexed profileYJYoung Jin BaeRepublic of KoreaIMO2011Competition recordHonourable mentionYCYoungjun ChoRepublic of KoreaIMO2018 · 2019Asteromorph연구원Indexed profileYJYoung Jun JangRepublic of KoreaIMO2001Competition recordSilver medalYKYoung Keun SongRepublic of KoreaIMO2014Competition recordSilver medalYMYoung Min ChoiRepublic of KoreaIOI1993 · 1995 · 1996Competition recordBronze medalYSYoung Sin KimRepublic of KoreaIMO1995Competition recordBronze medalIndexed profileYBYoung-Sub BaeRepublic of KoreaIOI2003Mesh Korea Co., Ltd.Co-founder & DirectorIndexed profileYSYoung Su LeeRepublic of KoreaIMO1992Competition recordBronze medalAutumn profile
Younguk JoRepublic of KoreaIOI2022Presto퀀트 개발자 (Quant Developer)Autumn profileYWYoung Wook LyooRepublic of KoreaIMO2009Competition recordSilver medalYIYousef Ibrahim SalamaEgyptIOI2012 · 2013 · 2015Competition recordBronze medal · Silver medalYLYouseong LeeRepublic of KoreaIMO2015 · 2016Competition recordBronze medal · Silver medalYWYousif Wameedh Ghassan AlgharaniIraqIMO2024Competition recordHonourable mentionIndexed profileYAYoussef AmmiMoroccoIMO2016Competition recordHonourable mentionYCYoussef ChaabouniTunisiaIMO2018Massachusetts Institute of TechnologyTeaching AssistantIndexed profileYEYoussef El AzbiMoroccoIMO2006Competition recordHonourable mentionYEYoussef El HajjamMoroccoIMO1989 · 1990ManagemGeneral Director of Marketing, Sales, Procurement and Supply ChainAutumn profileYHYoussef Halim AjmiTunisiaIMO2026Competition recordHonourable mentionYIYoussef IslahMoroccoIMO1984Competition recordBronze medalYKYoussef KaichouhMoroccoIMO2011FreteriumCS engineerIndexed profile
Youssef MarrakchiTunisiaIMO2019 · 2020 · 2021Tower Research CapitalQuantitative TraderAutumn profileYZYou ZhouChinaIMO2003Competition recordSilver medalAutumn profileYCYu-An ChenTaiwanIMO2010Competition recordBronze medalYCYu-An ChoTaiwanIMO2023 · 2024Competition recordSilver medal · Gold medalIndexed profileY(Yuan (Edward) WangNew ZealandIMO2010Competition recordBronze medalYWYuanhao WeiCanadaIOI2013The University of British ColumbiaAssistant ProfessorIndexed profileYLYuan LiIrelandIOI2024Competition recordHonourable mentionYLYuan LiChinaIOI2001Competition recordBronze medalYGYuanshan GuoChinaIOI1993Competition recordGold medalYYYuan YangChinaIMO2016Competition recordGold medalYJYuanyang JiangChinaIMO2017Competition recordGold medalYYYuan YaoUnited States of AmericaIMO2016Competition recordGold medalYZYuan ZhouChinaIOI2005Competition recordGold medalYLYubo LiaoChinaIMO2022Competition recordGold medalYHYu-Chang HuangTaiwanIMO1993 · 1994Competition recordSilver medalYJYuchan JungRepublic of KoreaIMO2022 · 2023 · 2024KTAI ResearcherIndexed profileYPYuchao PanChinaIOI2010MEGVII旷视Indexed profileYMYu-Chen MaTaiwanIMO2026Competition recordBronze medalYGYuchong GuoChinaIOI2024Competition recordGold medalYHYudai HiraishiJapanIMO2019Competition recordSilver medalYDYu DengChinaIMO2006Competition recordGold medalYWYuecong WangIrelandIMO2007Competition recordHonourable mention
Younguk JoRepublic of KoreaIOI2022Presto퀀트 개발자 (Quant Developer)Autumn profileYWYoung Wook LyooRepublic of KoreaIMO2009Competition recordSilver medalYIYousef Ibrahim SalamaEgyptIOI2012 · 2013 · 2015Competition recordBronze medal · Silver medalYLYouseong LeeRepublic of KoreaIMO2015 · 2016Competition recordBronze medal · Silver medalYWYousif Wameedh Ghassan AlgharaniIraqIMO2024Competition recordHonourable mentionIndexed profileYAYoussef AmmiMoroccoIMO2016Competition recordHonourable mentionYCYoussef ChaabouniTunisiaIMO2018Massachusetts Institute of TechnologyTeaching AssistantIndexed profileYEYoussef El AzbiMoroccoIMO2006Competition recordHonourable mentionYEYoussef El HajjamMoroccoIMO1989 · 1990ManagemGeneral Director of Marketing, Sales, Procurement and Supply ChainAutumn profileYHYoussef Halim AjmiTunisiaIMO2026Competition recordHonourable mentionYIYoussef IslahMoroccoIMO1984Competition recordBronze medalYKYoussef KaichouhMoroccoIMO2011FreteriumCS engineerIndexed profileYoussef MarrakchiTunisiaIMO2019 · 2020 · 2021Tower Research CapitalQuantitative TraderAutumn profileYZYou ZhouChinaIMO2003Competition recordSilver medalAutumn profileYCYu-An ChenTaiwanIMO2010Competition recordBronze medalYCYu-An ChoTaiwanIMO2023 · 2024Competition recordSilver medal · Gold medalIndexed profileY(Yuan (Edward) WangNew ZealandIMO2010Competition recordBronze medalYWYuanhao WeiCanadaIOI2013The University of British ColumbiaAssistant ProfessorIndexed profileYLYuan LiIrelandIOI2024Competition recordHonourable mentionYLYuan LiChinaIOI2001Competition recordBronze medalYGYuanshan GuoChinaIOI1993Competition recordGold medalYYYuan YangChinaIMO2016Competition recordGold medalYJYuanyang JiangChinaIMO2017Competition recordGold medalYYYuan YaoUnited States of AmericaIMO2016Competition recordGold medalYZYuan ZhouChinaIOI2005Competition recordGold medalYLYubo LiaoChinaIMO2022Competition recordGold medalYHYu-Chang HuangTaiwanIMO1993 · 1994Competition recordSilver medalYJYuchan JungRepublic of KoreaIMO2022 · 2023 · 2024KTAI ResearcherIndexed profileYPYuchao PanChinaIOI2010MEGVII旷视Indexed profileYMYu-Chen MaTaiwanIMO2026Competition recordBronze medalYGYuchong GuoChinaIOI2024Competition recordGold medalYHYudai HiraishiJapanIMO2019Competition recordSilver medalYDYu DengChinaIMO2006Competition recordGold medalYWYuecong WangIrelandIMO2007Competition recordHonourable mention