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.
| Cole Martin | White | Boonchu |
| Cole Scott | Brown | The Jiu-Jitsu Hub |
| Colin Barber | Unknown belt | Lemos Brazilian Jiu-Jitsu Academy |
| Colin Eustace | Brown | Grappling Technics |
| Colin Lim | Blue | Sydney Wrestling Academy |
| Colin Moore | White | SOUTHSIDE BRAZILIAN JIU-JITSU OFFICIAL |
| Colin Roma | White | Gracie Barra Hoppers Crossing |
| Colin Tseng | White | Elements Grappling Academy |
| Collin Cini | Purple | Gracie Elite Australia |
| Collins Kipkemboi | Blue | CHECKMAT AUSTRALIA |
| Colt Roach | Grey | Carlson Gracie Gold Coast |
| Colt White | White | Carlson Gracie Gold Coast |
| Colton Anning | White | Empire Martial Arts |
| Colton Lamsodis | White | Marcelino Freitas BJJ |
| Colton Pearn | Grey | ONE Jiu-Jitsu Academy |
| Côme Thevenet | White | Fight Club Jiu-Jitsu team |
| Con Kokkoris | White | Kaizen Gym |
| Conal Horsley | Blue | TJJ SCHOOL AUSTRALIA |
| Conan Damaschke | Yellow | Unity BJJ AUST |
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