People who have competed at Australian Brazilian jiu-jitsu and grappling events. Australia only, for now. See Australian BJJ rankings for recorded wins by belt, state, and ruleset.
| Name | Belt | Gym |
|---|---|---|
| Omar Refaai | Unknown belt | House Of Lions MMA |
| Omar Salavert | White | CBR MMA |
| Omar Sema | White | Ultimate Jiu Jitsu |
| Omar Sheeqey | White | Australian Submission Academy |
| Omar Taleb | Grey | Australian Elite Team |
| Omari Papalii | White | FAIRFIELD MMA |
| Omer Celik | Blue | Nexus Jiu-Jitsu & MMA |
| Omer Hussain | White | Legion 13 HQ |
| Omer Suliman | Blue | Elite fight force |
| Omer Tasbasi | Blue | Besnek Jiu Jitsu |
| Omi Doan | White | SOUTHSIDE BRAZILIAN JIU-JITSU OFFICIAL |
| Omid Deljoie | White | Parramatta Jiu Jitsu Academy |
| Omkara Wrightson | Blue | The Ironfist Gym |
| Oneil Bernardo | White | High Rollers |
| Onesi Mahe | White | Hometown Jiu-Jitsu |
| Onish Prasad | Grey | Elite Martial Arts & Fitness Centre |
| Ontsgoibayar Khulangoo | White | Partizan Grappling Academy |
| Onyu Kim | Grey | Gracie Barra Pymble |
| Onyx Caixeta | White | Lasco Jiu Jitsu Gold Coast |
| Onyx King | White | Point Break Brazilian Jiu Jitsu |
| Onyx Pawlowsky | White | Evolve Brazilian Jiu Jitsu |
| Onyx Ropati | Grey | SOUTHSIDE BRAZILIAN JIU-JITSU OFFICIAL |
| Ophelia Furstenberger | Grey | Coringa Jiu-Jitsu |
| Opie Johnson | Grey | Team Lead |
| Oran Lusby | White | Gracie Humaita Castle Hill Academy |
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