Ólafur Stefánsson 🌍 Iceland Ólafur Thors 🌍 Iceland Óliver Torres 🌍 Spain Óscar Arias 🌍 Costa Rica Óscar Bagüí 🌍 Ecuador Óscar Berger 🌍 Guatemala Óscar Brayson 🌍 Cuba Óscar Cardozo 🌍 Paraguay Óscar Carmona 🌍 Portugal, Kingdom of Portugal Óscar Casas 🌍 Spain Óscar Córdoba 🌍 Colombia Óscar Diego Gestido 🌍 Uruguay Óscar Domínguez 🌍 France, Spain Óscar Freire 🌍 Spain Óscar García (footballer, born 1973) 🌍 Spain Óscar González (Spanish footballer) 🌍 Spain Óscar Humberto Mejía Víctores 🌍 Guatemala Óscar Jaenada 🌍 Spain Óscar Mingueza 🌍 Spain Óscar Murillo 🌍 Colombia Óscar Muñoz 🌍 Colombia Óscar Míguez 🌍 Uruguay Óscar Osorio 🌍 El Salvador Óscar Pereiro 🌍 Spain Óscar R. Benavides 🌍 Peru Óscar Rodríguez (footballer, born 1998) 🌍 Spain Óscar Rodríguez Maradiaga 🌍 Honduras Óscar Romero 🌍 El Salvador Óscar Serrano (footballer) 🌍 Spain Óscar Sevilla 🌍 Spain, Colombia Óscar Sonejee 🌍 Andorra Óscar Tabárez 🌍 Uruguay Óscar Trejo 🌍 Argentina Óscar de Marcos 🌍 Spain Ödön Földessy 🌍 Hungary Ödön Lechner 🌍 Hungary Ödön Tersztyánszky 🌍 Hungary Ödön Zombori 🌍 Hungary Ödön von Horváth 🌍 Hungary, Austria–Hungary, Germany, Austria Ögedei Khan 🌍 Mongol Empire Öljaitü 🌍 Ilkhanate Ömer Aşık 🌍 Turkey Ömer Bayram 🌍 Kingdom of the Netherlands, Turkey Ömer Seyfettin 🌍 Ottoman Empire Ömer Toprak 🌍 Turkey, Germany Ömer Çatkıç 🌍 Turkey Ömer Çelik 🌍 Turkey Ömürbek Babanov 🌍 Kyrgyzstan Örjan Persson 🌍 Sweden Östen Undén 🌍 Sweden Östen Warnerbring 🌍 Sweden Öykü Karayel 🌍 Turkey Özcan Deniz 🌍 Turkey Özge Gürel 🌍 Turkey Özgü Namal 🌍 Turkey Özgür Özel 🌍 Turkey Özlem Türeci 🌍 Germany, Turkey Øivind Holmsen 🌍 Norway Ørjan Nyland 🌍 Norway Øystein Bråten 🌍 Norway