Athletes
Explore our comprehensive database of Brazilian Jiu-Jitsu athletes
Explore our comprehensive database of Brazilian Jiu-Jitsu athletes
12,936 athletes in database
| Oscar Magana | — | 🇺🇸United States | — |
| Oscar Matusaki | — | 🇺🇸United States | — |
| Oscar Soltero | — | Unknown | — |
| Oscar Vera ("God of War") | "God of War" | 🇺🇸United States | — |
| Osiris Maia | — | Unknown | — |
| Oskar Czyżewski | — | 🇵🇱Poland | — |
| Oskar Jankowiak | — | Unknown | — |
| Oskar Misiak | — | Unknown | — |
| Oskar Piechota ("Imadło") | "Imadło" | 🇵🇱Poland | — |
| Oskari Välimäki | — | Unknown | — |
| Osmar Delima | — | 🇺🇸United States | — |
| Osmar Lagares Delima | — | Unknown | — |
| Osvaldo Alves | — | 🇧🇷Brazil | — |
| Osvaldo García Cañamar | — | Unknown | — |
| Osvaldo Moizinho | "Queixinho" | 🇧🇷Brazil | — |
| Oswaldo da Rosa | "Paquetá" | 🇧🇷Brazil | — |
| Oswaldo Fadda | — | 🇧🇷Brazil | — |
| Oswaldo Gracie | — | 🇧🇷Brazil | — |
| Oswaldo Juerma | — | Unknown | — |
| Oswaldo Rivas | — | 🇲🇽Mexico | — |
| Otavio Almeida | "Peixotinho" | 🇧🇷Brazil | — |
| Otávio Duarte ("Tatá") | "Tatá" | Unknown | — |
| Otavio Nalati | — | 🇧🇷Brazil | — |
| Otavio Sousa | — | 🇧🇷Brazil | — |
| Otgonbaatar Nergui | — | 🇲🇳Mongolia | — |