All medalists.
IMO & IOI, including honourable mentions.
UBUlrich BrodowskySwitzerlandIMO2011 · 2012AixpertSoft GmbHIndexed profileUDUlrich DerenthalGermanyIMO1998Competition recordBronze medalIndexed profileUEUlrich EverlingGermanyIMO1978SENED GmbHGeschäftsführerIndexed profileUKUlrich KuehnGermanyIOI1989Competition recordBronze medalUMUlrich MeisterGerman Democratic RepublicIMO1985TeradataConsultantIndexed profileUSUlrich SchwarzGerman Democratic RepublicIMO1963Competition recordBronze medalUZUlrich ZähleGerman Democratic RepublicIMO1967 · 1968Competition recordSilver medal · Gold medalUDUlrik De MuelenaereSouth AfricaIOI2014 · 2015 · 2016Competition recordBronze medalIndexed profileUAUlugbek AdilbekovKazakhstanIOI2014Competition recordSilver medalURUlug'bek RakhmatullaevUzbekistanIOI2025 · 2026Competition recordBronze medalIndexed profileUBUlziibat BattulgaMongoliaIMO1997 · 1998Competition recordGold medal · Silver medalUYUlziibold YadamsurenMongoliaIMO1995Deutsche Gesellschaft für Internationale Zusammenarbeit (GIZ) GmbHIndependent ConsultantAutumn profileUUUmarbek UbaydullaevUzbekistanIMO2025Competition recordHonourable mentionUJUmidakhon JuraevaUzbekistanIMO2010Competition recordSilver medalIndexed profileUAUmid AzimovUzbekistanIMO2006Competition recordHonourable mentionIndexed profileURUmidjon RadjabovUzbekistanIMO2001KDB Bank UzbekistanHead of Planning DepartmentIndexed profileURUmid RakhmonovUzbekistanIMO2000 · 2001Competition recordBronze medal · Silver medalIndexed profileÜKÜmit KumcuoğluTürkiyeIMO1989Lydia Capital ManagementFounder and CEOAutumn profileUKUmut Kağan YazganTürkiyeIMO2026Competition recordGold medalUVUmut VarolgüneşTürkiyeIMO2008 · 2009Competition recordGold medalUCUn Cheong IeongMacao, ChinaIOI1997Competition recordSilver medalUAUne André SimonsenNorwayIMO2011Self-employedFreelance Software DeveloperIndexed profileUCUng Chon PakDemocratic People's Republic of KoreaIMO2019Competition recordSilver medalUYUng Yol KimDemocratic People's Republic of KoreaIMO2026Competition recordGold medalULUn LaoMacauIMO2025Competition recordHonourable mentionUSUn Song ChoeDemocratic People's Republic of KoreaIMO2016Competition recordSilver medalUSUn Song RiDemocratic People's Republic of KoreaIMO2008 · 2009Competition recordGold medalUKUnto KarilaFinlandIOI2020BasemarkIndexed profileUMUnubold MunkhbatMongoliaIMO2016 · 2018 · 2019 · 2020 · 2021Competition recordHonourable mention · Bronze medal · Gold medal · Silver medalIndexed profileUUUoti UrpalaFinlandIMO1995Competition recordBronze medalUBUpendra B. KulkarniIndiaIMO1989Competition recordBronze medalUJUrban JezernikSloveniaIMO2006 · 2007Competition recordHonourable mention · Bronze medalIndexed profileUNUrdiinbish NarankhuuMongoliaIMO2001LINE CorpSoftware EngineerIndexed profileUBUri BarkayIsraelIOI1998FullProof (EdTech)Founder, Developer, CEOIndexed profileUDUriel DigestaniArgentinaIMO2022 · 2023 · 2024Competition recordHonourable mentionIndexed profileUCUroš ColovićSerbiaIMO2020Trans Realities LabAI Engineer and ResearcherIndexed profileUKUroš KostadinovićSerbiaIOI2024 · 2025Competition recordBronze medalIndexed profileUMUroš MidićSerbia and MontenegroIOI1993Inflammatix, Inc.Senior Manager, Machine LearningIndexed profileUMUroš MilutinovićYugoslaviaIMO1973Competition recordBronze medalURUroš RajkovićSerbia and MontenegroIMO2004 · 2005Competition recordBronze medalUWUrsus WiggerSwitzerlandIOI2024MATHEMATICAL.OLYMPIAD.CHVolunteerIndexed profileUAUsa AnCambodiaIMO2019Competition recordHonourable mentionUPUsmonali PakhlavonovTajikistanIMO2020 · 2021Huawei Hong Kong Research Center(HKRC)Software EngineerIndexed profileUHUta HövelGerman Democratic RepublicIMO1987Competition recordSilver medalUTUtkarsh TripathiIndiaIMO2007Micron TechnologyPrincipal Data ScientistIndexed profileUTUtkarsh TripathiIndiaIMO2008Competition recordBronze medalUBUtkir BoltaevUzbekistanIMO2006 · 2007Asian Development Bank (ADB)Procurement SpecialistIndexed profileUOUuye OtgonbayarMongoliaIMO1994Competition recordSilver medalUAUveys Al-SalehiAzerbaijanIMO2025Competition recordHonourable mentionIndexed profileUKUwe KühlerGerman Democratic RepublicIMO1963Competition recordBronze medalUQUwe QuasthoffGerman Democratic RepublicIMO1974 · 1975Competition recordSilver medalIndexed profileURUwe RischGerman Democratic RepublicIMO1975 · 1976Competition recordBronze medal · Silver medalUSUwe SzyskaGerman Democratic RepublicIMO1979Competition recordBronze medalIndexed profileUWUwe WeselmannGermanyIMO1978Uni HeidelbergMathematikerIndexed profileVDVachagan DilanyanArmeniaIMO2019 · 2020Competition recordHonourable mention · Bronze medalVCVa Cheng CheongMacauIMO1997Competition recordHonourable mentionVJVáclav JanáčekCzech RepublicIMO2019 · 2020Competition recordBronze medal · Silver medalIndexed profileVRVáclav RozhoňCzech RepublicIOI2015Charles University (Univerzita Karlova)Assistant ProfessorIndexed profile
Václav VolhejnCzech RepublicIOI2016KyutaiTechnical StaffAutumn profileVEVadim ErinijukUkraineIMO1992Competition recordBronze medal
Václav VolhejnCzech RepublicIOI2016KyutaiTechnical StaffAutumn profileVEVadim ErinijukUkraineIMO1992Competition recordBronze medal