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.
| Joshua Cogan | White | One Tao Kung Fu Academy |
| Joshua Coghlan | Blue | Full Metal Jiu Jitsu / ATOS Burleigh Heads |
| Joshua Colyn | Purple | Evolution BJJ |
| Joshua Connell-Evans | White | Will Machado - Comp Team |
| Joshua Conte | Blue | Life BJJ |
| Joshua Corban-Banks | White | Australia ASBJJ |
| Joshua Coseski | White | Team Norton BJJ |
| Joshua Coulson | White | Axis Jiu-Jitsu Academy Australia |
| Joshua Covino | White | The MatLab Grappling Academy |
| Joshua Cross | Blue | Technique Jiu Jitsu |
| Joshua Cunningham | White | Ronin Jiu-Jitsu Newcastle |
| Joshua Damian Arena | Purple | Waves Martial Arts Comp Team |
| Joshua Dang | Unknown belt | Fight Club Jiu-Jitsu team |
| Joshua Daniell | White | Team Sparta |
| Joshua Danvers | Blue | 5th Wave BJJ |
| Joshua Dawson | White | Element Australia |
| Joshua De Petra | Blue | Australian Elite Team |
| Joshua Debono | White | XXX Fight Academy |
| Joshua Delaware | Blue | Base Training Centre |
Matstories