AutumnTHE OLYMPIAD COLLECTIONReturning award recipients
Olympiad achievements based on official awards, years, and ranks.
- Profiles
- 4,935
- Represented delegations
- 119
- Recorded award years
- 1959–2026
People can have awards in more than one competition, year, or medal category. Sources & research
Profiles
3721–3780 of 4,935 profiles
AlphabeticalRJRalf Joosep KaskEstoniaIMO2020 Honourable mention · 2021 Silver · 2022 BronzeEducation recordBaltic Film and Media SchoolBachelor's degree · Cinematography and Film/Video ProductionRKRalf KistnerSouth AfricaIOI2006 Silver · 2007 BronzeRecorded work historyJourneyAppsCo-Founder and CTORKRalf KistnerSouth AfricaIMO2005 Honourable mention · 2006 Honourable mentionRecorded work historyJourneyAppsCo-Founder and CTORCRalph Costa TeixeiraBrazilIMO1986 Gold · 1987 GoldIMO & IOI archiveOfficial competition record2 recorded awardsRJRalph Johannes McDougallSouth AfricaIMO2017 Honourable mention · 2018 Honourable mentionEducation recordUniversity of CambridgeDoctor of Philosophy - PhD · EngineeringRLRalph LehmannGerman Democratic RepublicIMO1974 Silver · 1975 SilverIMO & IOI archiveOfficial competition record2 recorded awardsRARama Aryasuta PangestuIndonesiaIOI2020 Silver · 2021 SilverEducation recordNational University of SingaporeBachelor's degree · Computer ScienceRURaman UdavichenkaBelarusIOI2007 Silver · 2008 SilverEducation recordBelarusian State UniversityБакалавр · ИнформатикаRJRamil JabiyevAzerbaijanIMO2016 Honourable mention · 2017 Bronze · 2018 Honourable mention · 2019 BronzeEducation recordBilkent UniversityBachelor's degree · Electrical and Electronics Engineering
Ranald Yun Shao LamSingaporeIOI2012 Bronze · 2013 Silver · 2014 GoldEducation recordNational University of SingaporeRDRandall DoughertyUnited States of AmericaIMO1976 Silver · 1977 Gold · 1978 SilverIMO & IOI archiveOfficial competition record3 recorded awardsRBRankothge Buddhihemal MahindaratneSri LankaIMO2005 Honourable mention · 2006 BronzeIMO & IOI archiveOfficial competition record2 recorded awardsRTRan TesslerIsraelIMO1999 Bronze · 2000 Silver · 2001 Silver · 2002 SilverEducation recordReichman UniversityMBA · Global EntrepreneurshipRARaphael AngstSwitzerlandIMO2019 Bronze · 2020 BronzeEducation recordETH ZürichBachelor's degree · MathematicsRBRaphael Beuzart-PlessisFranceIMO2003 Bronze · 2004 BronzeIMO & IOI archiveOfficial competition record2 recorded awardsRDRaphael DouadyFranceIMO1976 Bronze · 1977 GoldEducation recordÉcole normale supérieureMathematicsRDRaphael Dylan DalidaPhilippinesIMO2020 Bronze · 2021 Silver · 2022 Bronze · 2023 SilverEducation recordMassachusetts Institute of TechnologyRDRaphael Dylan DalidaPhilippinesIOI2021 Bronze · 2022 BronzeEducation recordMassachusetts Institute of TechnologyRHRaphael Henrique RibasBrazilIOI2004 Bronze · 2005 BronzeEducation recordUniversidade Federal do ParanáBachelor of Applied Science (B.A.Sc.) · Computer ScienceRPRaphaël PonsFranceIOI2024 Bronze · 2025 Silver · 2026 BronzeIMO & IOI archiveOfficial competition record3 recorded awardsRNRareș-Andrei NeculauRomaniaIOI2024 Silver · 2025 Gold · 2026 GoldIMO & IOI archiveOfficial competition record3 recorded awardsRDRareș Darius BuhaiRomaniaIOI2012 Gold · 2013 Gold · 2014 Gold · 2015 GoldEducation recordETH ZürichDoctor of Sciences, Computer ScienceRTRareș-Felix TudoseRomaniaIOI2024 Bronze · 2025 GoldIMO & IOI archiveOfficial competition record2 recorded awardsRMRastko MarinkovićYugoslaviaIMO1988 Bronze · 1989 SilverIMO & IOI archiveOfficial competition record2 recorded awardsRGRasulbek GafforovUzbekistanIMO2023 Honourable mention · 2024 Bronze · 2025 Silver · 2026 BronzeIMO & IOI archiveOfficial competition record4 recorded awardsRGRati GelashviliGeorgiaIMO2006 Bronze · 2007 GoldEducation recordMassachusetts Institute of TechnologyDoctor of Philosophy - PhD · Computer ScienceRDRatko DardaBosnia and HerzegovinaIMO2009 Honourable mention · 2010 Honourable mention · 2011 Bronze · 2012 BronzeEducation recordUniversité Paris DiderotMathématiquesRRRauan RakhmetKazakhstanIMO2010 Silver · 2011 BronzeIMO & IOI archiveOfficial competition record2 recorded awardsRDRaufdzhon DadabaevTajikistanIMO2020 Honourable mention · 2022 BronzeIMO & IOI archiveOfficial competition record2 recorded awardsRARaul Alfredo Alcántara CastilloPeruIMO2015 Gold · 2016 Silver · 2017 SilverIMO & IOI archiveOfficial competition record3 recorded awardsRARaúl Arderí GarcíaCubaIMO2000 Bronze · 2001 SilverIMO & IOI archiveOfficial competition record2 recorded awardsRARaúl Arturo Chávez SarmientoPeruIMO2009 Bronze · 2010 Silver · 2011 Gold · 2012 SilverIMO & IOI archiveOfficial competition record4 recorded awardsRQRaúl Queiroz Do Vale de Noronha PenaguiãoPortugalIMO2009 Honourable mention · 2010 Honourable mention · 2011 BronzeEducation recordUniversity of ZurichDoctor of Philosophy - PhD · MathematicsRSRauno SiinmaaEstoniaIMO2007 Honourable mention · 2009 Honourable mention · 2010 Honourable mentionEducation recordUniversity of CambridgeMaster of Mathematics · specialising in probability and statisticsRMRavindra MaharajTrinidad and TobagoIMO1994 Honourable mention · 1995 Honourable mentionIMO & IOI archiveOfficial competition record2 recorded awardsRVRavi VakilCanadaIMO1986 Silver · 1987 Gold · 1988 GoldIMO & IOI archiveOfficial competition record3 recorded awardsRTRayko TchalkovBulgariaIMO1996 Silver · 1997 GoldEducation recordSofia University St. Kliment OhridskiM.Sc. · InformaticsRLRay LiAustraliaIOI2013 Silver · 2014 SilverIMO & IOI archiveOfficial competition record2 recorded awardsRCRaymond Christopher TantoIndonesiaIMO2024 Bronze · 2025 BronzeEducation recordNational University of SingaporeBachelors of Computing · Computer ScienceRKRaymond Kang Seng IngSingaporeIOI2009 Bronze · 2010 Gold · 2011 GoldIMO & IOI archiveOfficial competition record3 recorded awardsRvRaymond van BommelNetherlandsIMO2008 Bronze · 2009 BronzeIMO & IOI archiveOfficial competition record2 recorded awardsRDRaz DvoraIsraelIMO2024 Silver · 2025 GoldIMO & IOI archiveOfficial competition record2 recorded awardsRSRebecca StaffasSwedenIMO2010 Honourable mention · 2011 Honourable mentionEducation recordKTH Royal Institute of TechnologyMaster's degree · MathematicsRKReed KellyUnited States of AmericaIMO1975 Bronze · 1976 BronzeIMO & IOI archiveOfficial competition record2 recorded awardsRPRégis Prado BarbosaBrazilIMO2006 Bronze · 2007 Silver · 2008 SilverIMO & IOI archiveOfficial competition record3 recorded awardsRBReid BartonUnited States of AmericaIOI2000 Gold · 2001 GoldIMO & IOI archiveOfficial competition record2 recorded awards
Reid BartonUnited States of AmericaIMO1998 Gold · 1999 Gold · 2000 Gold · 2001 GoldIMO & IOI archiveOfficial competition record4 recorded awardsRPReinaldo Penharrubia FagundesBrazilIMO1993 Honourable mention · 1994 SilverIMO & IOI archiveOfficial competition record2 recorded awardsRSReinardus Surya PradhityaIndonesiaIOI2008 Bronze · 2009 SilverEducation recordNanyang Technological UniversityBachelor of Engineering · Computer ScienceRHReinhard HöppnerGerman Democratic RepublicIMO1966 Silver · 1967 GoldIMO & IOI archiveOfficial competition record2 recorded awardsRSReinhard SchusterGerman Democratic RepublicIMO1973 Bronze · 1974 BronzeIMO & IOI archiveOfficial competition record2 recorded awardsRCReinis CirponsLatviaIMO2016 Honourable mention · 2017 Honourable mentionIMO & IOI archiveOfficial competition record2 recorded awardsRSRemigijus StaniulisLithuaniaIOI1998 Bronze · 1999 BronzeRecorded work historyWORKOFOFounderRKRémy KimbroughFranceIOI2019 Silver · 2020 BronzeIMO & IOI archiveOfficial competition record2 recorded awardsRHRenan Henrique FinderBrazilIMO2008 Silver · 2009 SilverIMO & IOI archiveOfficial competition record2 recorded awardsRBRenat BekbolatovKazakhstanIMO1997 Honourable mention · 1998 BronzeEducation recordCalifornia Institute of TechnologyBS with Honors · MathematicsRFRenato Ferreira Pinto JuniorBrazilIOI2010 Bronze · 2011 Bronze · 2012 Silver · 2013 GoldIMO & IOI archiveOfficial competition record4 recorded awards
Renato GaitanPeruIMO2024 Silver · 2025 GoldEducation recordMassachusetts Institute of TechnologyRRRenzo Rodrigo Balcazar TapiaPeruIMO2018 Honourable mention · 2019 BronzeEducation recordDuke UniversityBachelor of Science - BS · Data ScienceRMResul MamiyevTurkmenistanIMO2016 Honourable mention · 2017 BronzeEducation recordThe Chinese University of Hong KongBSc Computer Science, Minor in Statistics
Ranald Yun Shao LamSingaporeIOI2012 Bronze · 2013 Silver · 2014 GoldEducation recordNational University of SingaporeRDRandall DoughertyUnited States of AmericaIMO1976 Silver · 1977 Gold · 1978 SilverIMO & IOI archiveOfficial competition record3 recorded awardsRBRankothge Buddhihemal MahindaratneSri LankaIMO2005 Honourable mention · 2006 BronzeIMO & IOI archiveOfficial competition record2 recorded awardsRTRan TesslerIsraelIMO1999 Bronze · 2000 Silver · 2001 Silver · 2002 SilverEducation recordReichman UniversityMBA · Global EntrepreneurshipRARaphael AngstSwitzerlandIMO2019 Bronze · 2020 BronzeEducation recordETH ZürichBachelor's degree · MathematicsRBRaphael Beuzart-PlessisFranceIMO2003 Bronze · 2004 BronzeIMO & IOI archiveOfficial competition record2 recorded awardsRDRaphael DouadyFranceIMO1976 Bronze · 1977 GoldEducation recordÉcole normale supérieureMathematicsRDRaphael Dylan DalidaPhilippinesIMO2020 Bronze · 2021 Silver · 2022 Bronze · 2023 SilverEducation recordMassachusetts Institute of TechnologyRDRaphael Dylan DalidaPhilippinesIOI2021 Bronze · 2022 BronzeEducation recordMassachusetts Institute of TechnologyRHRaphael Henrique RibasBrazilIOI2004 Bronze · 2005 BronzeEducation recordUniversidade Federal do ParanáBachelor of Applied Science (B.A.Sc.) · Computer ScienceRPRaphaël PonsFranceIOI2024 Bronze · 2025 Silver · 2026 BronzeIMO & IOI archiveOfficial competition record3 recorded awardsRNRareș-Andrei NeculauRomaniaIOI2024 Silver · 2025 Gold · 2026 GoldIMO & IOI archiveOfficial competition record3 recorded awardsRDRareș Darius BuhaiRomaniaIOI2012 Gold · 2013 Gold · 2014 Gold · 2015 GoldEducation recordETH ZürichDoctor of Sciences, Computer ScienceRTRareș-Felix TudoseRomaniaIOI2024 Bronze · 2025 GoldIMO & IOI archiveOfficial competition record2 recorded awardsRMRastko MarinkovićYugoslaviaIMO1988 Bronze · 1989 SilverIMO & IOI archiveOfficial competition record2 recorded awardsRGRasulbek GafforovUzbekistanIMO2023 Honourable mention · 2024 Bronze · 2025 Silver · 2026 BronzeIMO & IOI archiveOfficial competition record4 recorded awardsRGRati GelashviliGeorgiaIMO2006 Bronze · 2007 GoldEducation recordMassachusetts Institute of TechnologyDoctor of Philosophy - PhD · Computer ScienceRDRatko DardaBosnia and HerzegovinaIMO2009 Honourable mention · 2010 Honourable mention · 2011 Bronze · 2012 BronzeEducation recordUniversité Paris DiderotMathématiquesRRRauan RakhmetKazakhstanIMO2010 Silver · 2011 BronzeIMO & IOI archiveOfficial competition record2 recorded awardsRDRaufdzhon DadabaevTajikistanIMO2020 Honourable mention · 2022 BronzeIMO & IOI archiveOfficial competition record2 recorded awardsRARaul Alfredo Alcántara CastilloPeruIMO2015 Gold · 2016 Silver · 2017 SilverIMO & IOI archiveOfficial competition record3 recorded awardsRARaúl Arderí GarcíaCubaIMO2000 Bronze · 2001 SilverIMO & IOI archiveOfficial competition record2 recorded awardsRARaúl Arturo Chávez SarmientoPeruIMO2009 Bronze · 2010 Silver · 2011 Gold · 2012 SilverIMO & IOI archiveOfficial competition record4 recorded awardsRQRaúl Queiroz Do Vale de Noronha PenaguiãoPortugalIMO2009 Honourable mention · 2010 Honourable mention · 2011 BronzeEducation recordUniversity of ZurichDoctor of Philosophy - PhD · MathematicsRSRauno SiinmaaEstoniaIMO2007 Honourable mention · 2009 Honourable mention · 2010 Honourable mentionEducation recordUniversity of CambridgeMaster of Mathematics · specialising in probability and statisticsRMRavindra MaharajTrinidad and TobagoIMO1994 Honourable mention · 1995 Honourable mentionIMO & IOI archiveOfficial competition record2 recorded awardsRVRavi VakilCanadaIMO1986 Silver · 1987 Gold · 1988 GoldIMO & IOI archiveOfficial competition record3 recorded awardsRTRayko TchalkovBulgariaIMO1996 Silver · 1997 GoldEducation recordSofia University St. Kliment OhridskiM.Sc. · InformaticsRLRay LiAustraliaIOI2013 Silver · 2014 SilverIMO & IOI archiveOfficial competition record2 recorded awardsRCRaymond Christopher TantoIndonesiaIMO2024 Bronze · 2025 BronzeEducation recordNational University of SingaporeBachelors of Computing · Computer ScienceRKRaymond Kang Seng IngSingaporeIOI2009 Bronze · 2010 Gold · 2011 GoldIMO & IOI archiveOfficial competition record3 recorded awardsRvRaymond van BommelNetherlandsIMO2008 Bronze · 2009 BronzeIMO & IOI archiveOfficial competition record2 recorded awardsRDRaz DvoraIsraelIMO2024 Silver · 2025 GoldIMO & IOI archiveOfficial competition record2 recorded awardsRSRebecca StaffasSwedenIMO2010 Honourable mention · 2011 Honourable mentionEducation recordKTH Royal Institute of TechnologyMaster's degree · MathematicsRKReed KellyUnited States of AmericaIMO1975 Bronze · 1976 BronzeIMO & IOI archiveOfficial competition record2 recorded awardsRPRégis Prado BarbosaBrazilIMO2006 Bronze · 2007 Silver · 2008 SilverIMO & IOI archiveOfficial competition record3 recorded awardsRBReid BartonUnited States of AmericaIOI2000 Gold · 2001 GoldIMO & IOI archiveOfficial competition record2 recorded awardsReid BartonUnited States of AmericaIMO1998 Gold · 1999 Gold · 2000 Gold · 2001 GoldIMO & IOI archiveOfficial competition record4 recorded awardsRPReinaldo Penharrubia FagundesBrazilIMO1993 Honourable mention · 1994 SilverIMO & IOI archiveOfficial competition record2 recorded awardsRSReinardus Surya PradhityaIndonesiaIOI2008 Bronze · 2009 SilverEducation recordNanyang Technological UniversityBachelor of Engineering · Computer ScienceRHReinhard HöppnerGerman Democratic RepublicIMO1966 Silver · 1967 GoldIMO & IOI archiveOfficial competition record2 recorded awardsRSReinhard SchusterGerman Democratic RepublicIMO1973 Bronze · 1974 BronzeIMO & IOI archiveOfficial competition record2 recorded awardsRCReinis CirponsLatviaIMO2016 Honourable mention · 2017 Honourable mentionIMO & IOI archiveOfficial competition record2 recorded awardsRSRemigijus StaniulisLithuaniaIOI1998 Bronze · 1999 BronzeRecorded work historyWORKOFOFounderRKRémy KimbroughFranceIOI2019 Silver · 2020 BronzeIMO & IOI archiveOfficial competition record2 recorded awardsRHRenan Henrique FinderBrazilIMO2008 Silver · 2009 SilverIMO & IOI archiveOfficial competition record2 recorded awardsRBRenat BekbolatovKazakhstanIMO1997 Honourable mention · 1998 BronzeEducation recordCalifornia Institute of TechnologyBS with Honors · MathematicsRFRenato Ferreira Pinto JuniorBrazilIOI2010 Bronze · 2011 Bronze · 2012 Silver · 2013 GoldIMO & IOI archiveOfficial competition record4 recorded awardsRenato GaitanPeruIMO2024 Silver · 2025 GoldEducation recordMassachusetts Institute of TechnologyRRRenzo Rodrigo Balcazar TapiaPeruIMO2018 Honourable mention · 2019 BronzeEducation recordDuke UniversityBachelor of Science - BS · Data ScienceRMResul MamiyevTurkmenistanIMO2016 Honourable mention · 2017 BronzeEducation recordThe Chinese University of Hong KongBSc Computer Science, Minor in Statistics