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.
| Joseph Greenfield | White | Carlson Gracie Gold Coast |
| Joseph Guerzoni | Unknown belt | Team Lead |
| Joseph Hamilton | White | Legends Gym Kensington |
| Joseph Hannoun | Purple | Gracie Barra Carlton |
| Joseph Harley Spigarolo | White | M16/Beachside Jiu-Jitsu |
| Joseph Hassan | White | Gracie Barra Edgeworth |
| Joseph Hemingway | Black | DOMINANCE |
| Joseph Henderson | White | SJJA Team |
| Joseph Hiroti | Orange | The Jiu-Jitsu Studio Darwin |
| Joseph Izzo | Blue | VT1 Martial Arts Academy |
| Joseph Kanaan | White | A's Dojo |
| Joseph Khabbaz | Blue | Modern Musashi Brazilian Jiu Jitsu |
| Joseph Larcinese | Purple | IGOR MMA SYDNEY |
| Joseph Lee | Unknown belt | SJJA Hornsby |
| Joseph Lingard | White | Australian Elite Team |
| Joseph Low | White | ATG Fight & Fitness |
| Joseph Maatouk | White | Jiu Jitsu Kingdom |
| Joseph Manning | Blue | GARAGE JIU-JITSU |
| Joseph McCausland | White | Portal Brazilian Jiu Jitsu |
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