All medalists.
IMO & IOI, including honourable mentions.
OGOscar GómezColombiaIMO2016SezzleData Scientist IIIndexed profileOHOscar Hernan Madrid PadillaHondurasIMO2008Competition recordHonourable mentionIndexed profileOJOscar JocquéBelgiumIOI2020Competition recordSilver medalÓRÓscar RiveroSpainIMO2010 · 2011 · 2012Competition recordHonourable mention · Bronze medal · Silver medalOROscar RodriguezColombiaIOI2002Competition recordSilver medalOSOscar Samuel Henney ArthurMexicoIMO2014Competition recordBronze medalOMOskar MalmSwedenIMO1993Competition recordSilver medalONOskar Nikolaj Press MathiasenDenmarkIMO2019Syddansk Universitet - University of Southern DenmarkStuderendeIndexed profileOAOsman AkaTürkiyeIOI2009 · 2010Stealth StartupFounderIndexed profile
Osman AkarTürkiyeIMO2013 · 2014Graham Capital Management, L.P.Quantitative Research AnalystAutumn profileOCOsman CelepTürkiyeIOI2002Competition recordBronze medalOHOstap HishchakUkraineIMO2026..Indexed profileOSOtabek SamatovUzbekistanIMO2001DocupaceJava DeveloperIndexed profileOTOtar TsibadzeGeorgiaIOI2024Competition recordHonourable mentionOAOthmen AwebTunisiaIMO2022 · 2023Competition recordHonourable mentionOEOtmar ErtlAustriaIMO1999 · 2000DynatraceSenior Principal Software Mathematician & Head of Real-Time Analytics ResearchIndexed profileOHOtte HeinävaaraFinlandIMO2012 · 2013Competition recordSilver medal
Otto Alexander SutiantoIndonesiaIMO2017 · 2018Tower Research CapitalQuantitative TraderAutumn profileOEOtto EbelingFinlandIOI2007Critical Section SecuritySecurity Engineering Consultant, FounderIndexed profileOPOtto ProbstAustriaIMO1971Competition recordBronze medalOTOtt TinnEstoniaIOI2007Competition recordBronze medalOCOtutochi Caleb NwadinkpaNigeriaIMO2020AmazonSoftware Development Engineer InternIndexed profileOAOussama AlamiMoroccoIMO2008Diez AgencyHead of AI & AutomationIndexed profileOBOussama BouaneniTunisiaIMO2020Competition recordHonourable mentionOSOussema SoussiTunisiaIMO2023 · 2024 · 2025Competition recordHonourable mentionOGOvidiu GheorghioiuRomaniaIOI1996 · 1997Competition recordSilver medal · Gold medalONOvidiu Neculai AvădăneiRomaniaIMO2016Competition recordSilver medalOSOvidiu SavinRomaniaIMO1995Competition recordGold medalOBOwen BarronIrelandIMO2024 · 2025 · 2026Competition recordHonourable mention · Silver medalØBØystein BerntzenNorwayIOI2023 · 2024Competition recordHonourable mention · Bronze medalOGOystein GjerstadNorwayIMO1994Competition recordSilver medalOGOyundari GereltMongoliaIMO2007 · 2008Competition recordHonourable mention · Silver medalOGOyvind GrotmolNorwayIMO1999WayveStaff Applied ScientistIndexed profileOHOzan HafızoğullarıTürkiyeIMO1988GoogleSenior Software EngineerIndexed profileOKOzan KaymakTürkiyeIMO2019Chainway LabsSoftware DeveloperIndexed profileOYOzan YıldızTürkiyeIMO2010ADG Holdings LLPQuantitative ResearcherAutumn profileÖŞÖzgen Şafak KarakuşTürkiyeIMO2018Medipol UniversityUndergraduate ResearcherIndexed profileÖSÖzgür SümerTürkiyeIMO1996Competition recordBronze medalIndexed profileOAOzodbek AkhtamovUzbekistanIMO2023 · 2024 · 2025Competition recordBronze medalIndexed profileOZOzod ZoyirovUzbekistanIMO2007Competition recordBronze medalIndexed profilePAPablo Alhui Valeriano QuirozMexicoIMO2018 · 2019 · 2020 · 2021Competition recordBronze medal · Honourable mention · Silver medal
Pablo Andrade Carvalho BarrosBrazilIMO2020 · 2021MicrosoftApplied Science PhD InternAutumn profilePAPablo Ariel MilrudArgentinaIMO1990 · 1991 · 1992Competition recordHonourable mention · Bronze medalPAPablo Arroyo LomasSpainIMO2025 · 2026Competition recordHonourable mentionPBPablo BlancArgentinaIMO2007Competition recordHonourable mentionPBPablo BoixedaSpainIMO2010 · 2011ClouderaGlobal Head of Business and Product SolutionsIndexed profilePBPablo Bustillo VazquezBelgiumIMO2014 · 2015Lycée Louis-le-GrandIndexed profilePCPablo CelayesArgentinaIMO2000BoltSenior Data Scientist @ Provider (Delivery)Indexed profilePDPablo Dal LagoArgentinaIOI2000 · 2001 · 2002 · 2003GoogleStaff Software EngineerIndexed profilePDPablo Dal LagoArgentinaIMO2003GoogleStaff Software EngineerIndexed profilePEPablo EmanuelBrazilIMO1993 · 1994L'OréalGlobal Head of Data PlatformIndexed profilePFPablo Freire FernándezSpainIMO2025 · 2026Competition recordSilver medalPGPablo GonzálezColombiaIMO2015Competition recordBronze medalPMPablo Meré HidalgoMexicoIMO2015Mexican Mathematical OlympiadMath Olympiad CoachIndexed profilePNPablo Nicolás ZimmermannArgentinaIMO2006 · 2007C3QA Automation EngineerIndexed profilePSPablo Sáez ReyesSpainIOI2023Competition recordBronze medalIndexed profilePSPablo Soberón BravoMexicoIMO2005 · 2006Competition recordBronze medal · Gold medal
Pablo Soto MartínSpainIMO2019SquarepointQuantitative Research InternAutumn profile
Pachara SawettamalyaThailandIMO2015 · 2016Princeton UniversityPhD Student in Computer ScienceAutumn profilePCPai-Li ChengTaiwanIMO2021Competition recordSilver medalIndexed profile
Osman AkarTürkiyeIMO2013 · 2014Graham Capital Management, L.P.Quantitative Research AnalystAutumn profileOCOsman CelepTürkiyeIOI2002Competition recordBronze medalOHOstap HishchakUkraineIMO2026..Indexed profileOSOtabek SamatovUzbekistanIMO2001DocupaceJava DeveloperIndexed profileOTOtar TsibadzeGeorgiaIOI2024Competition recordHonourable mentionOAOthmen AwebTunisiaIMO2022 · 2023Competition recordHonourable mentionOEOtmar ErtlAustriaIMO1999 · 2000DynatraceSenior Principal Software Mathematician & Head of Real-Time Analytics ResearchIndexed profileOHOtte HeinävaaraFinlandIMO2012 · 2013Competition recordSilver medalOtto Alexander SutiantoIndonesiaIMO2017 · 2018Tower Research CapitalQuantitative TraderAutumn profileOEOtto EbelingFinlandIOI2007Critical Section SecuritySecurity Engineering Consultant, FounderIndexed profileOPOtto ProbstAustriaIMO1971Competition recordBronze medalOTOtt TinnEstoniaIOI2007Competition recordBronze medalOCOtutochi Caleb NwadinkpaNigeriaIMO2020AmazonSoftware Development Engineer InternIndexed profileOAOussama AlamiMoroccoIMO2008Diez AgencyHead of AI & AutomationIndexed profileOBOussama BouaneniTunisiaIMO2020Competition recordHonourable mentionOSOussema SoussiTunisiaIMO2023 · 2024 · 2025Competition recordHonourable mentionOGOvidiu GheorghioiuRomaniaIOI1996 · 1997Competition recordSilver medal · Gold medalONOvidiu Neculai AvădăneiRomaniaIMO2016Competition recordSilver medalOSOvidiu SavinRomaniaIMO1995Competition recordGold medalOBOwen BarronIrelandIMO2024 · 2025 · 2026Competition recordHonourable mention · Silver medalØBØystein BerntzenNorwayIOI2023 · 2024Competition recordHonourable mention · Bronze medalOGOystein GjerstadNorwayIMO1994Competition recordSilver medalOGOyundari GereltMongoliaIMO2007 · 2008Competition recordHonourable mention · Silver medalOGOyvind GrotmolNorwayIMO1999WayveStaff Applied ScientistIndexed profileOHOzan HafızoğullarıTürkiyeIMO1988GoogleSenior Software EngineerIndexed profileOKOzan KaymakTürkiyeIMO2019Chainway LabsSoftware DeveloperIndexed profileOYOzan YıldızTürkiyeIMO2010ADG Holdings LLPQuantitative ResearcherAutumn profileÖŞÖzgen Şafak KarakuşTürkiyeIMO2018Medipol UniversityUndergraduate ResearcherIndexed profileÖSÖzgür SümerTürkiyeIMO1996Competition recordBronze medalIndexed profileOAOzodbek AkhtamovUzbekistanIMO2023 · 2024 · 2025Competition recordBronze medalIndexed profileOZOzod ZoyirovUzbekistanIMO2007Competition recordBronze medalIndexed profilePAPablo Alhui Valeriano QuirozMexicoIMO2018 · 2019 · 2020 · 2021Competition recordBronze medal · Honourable mention · Silver medalPablo Andrade Carvalho BarrosBrazilIMO2020 · 2021MicrosoftApplied Science PhD InternAutumn profilePAPablo Ariel MilrudArgentinaIMO1990 · 1991 · 1992Competition recordHonourable mention · Bronze medalPAPablo Arroyo LomasSpainIMO2025 · 2026Competition recordHonourable mentionPBPablo BlancArgentinaIMO2007Competition recordHonourable mentionPBPablo BoixedaSpainIMO2010 · 2011ClouderaGlobal Head of Business and Product SolutionsIndexed profilePBPablo Bustillo VazquezBelgiumIMO2014 · 2015Lycée Louis-le-GrandIndexed profilePCPablo CelayesArgentinaIMO2000BoltSenior Data Scientist @ Provider (Delivery)Indexed profilePDPablo Dal LagoArgentinaIOI2000 · 2001 · 2002 · 2003GoogleStaff Software EngineerIndexed profilePDPablo Dal LagoArgentinaIMO2003GoogleStaff Software EngineerIndexed profilePEPablo EmanuelBrazilIMO1993 · 1994L'OréalGlobal Head of Data PlatformIndexed profilePFPablo Freire FernándezSpainIMO2025 · 2026Competition recordSilver medalPGPablo GonzálezColombiaIMO2015Competition recordBronze medalPMPablo Meré HidalgoMexicoIMO2015Mexican Mathematical OlympiadMath Olympiad CoachIndexed profilePNPablo Nicolás ZimmermannArgentinaIMO2006 · 2007C3QA Automation EngineerIndexed profilePSPablo Sáez ReyesSpainIOI2023Competition recordBronze medalIndexed profilePSPablo Soberón BravoMexicoIMO2005 · 2006Competition recordBronze medal · Gold medalPablo Soto MartínSpainIMO2019SquarepointQuantitative Research InternAutumn profilePachara SawettamalyaThailandIMO2015 · 2016Princeton UniversityPhD Student in Computer ScienceAutumn profilePCPai-Li ChengTaiwanIMO2021Competition recordSilver medalIndexed profile