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.
| Blayde Kriwopischin | White | Gemina Sports Port Kennedy |
| Blayne van Vuuren | White | shindo new breed |
| Blayze Wilson | Grey | ONDA JJ |
| Blaze Eadie | Grey | Underdog Evolution |
| Bleem Wang | White | LEGACY |
| Bleron Zajmi | Purple | SBG Australia |
| Blossom Fernandez | White | Pollets Martial Arts Centre Orange |
| Blue Barrelle | Unknown belt | TA | BYRON BAY |
| Bo Coppins | White | GFTeam Sunshine Coast |
| Bo Danelutti | White | Australian Elite Team |
| Bo Taylor | Grey | Coringa Jiu-Jitsu |
| Boaz Cuddihy | Purple | Complete Control Martial Arts |
| Boaz Moon | White | Cia Paulista Australia |
| Bob Bell | White | Will Machado - Comp Team |
| Boban Gocheski | Blue | TRINITY Australia |
| Bobbi Burke | Grey | GRACIE BARRA NEWCASTLE CITY |
| Bobby Corner | White | Platinum Jiu Jitsu |
| Bobby Pallier | Blue | Absolute MMA |
| Bobby Sandhu | Unknown belt | Absolute MMA |
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