People who have competed at Australian Brazilian jiu-jitsu and grappling events. Australia only, for now.
| Matthew Campbell | White | Shibusa |
| Matthew Car | White | CHECKMAT |
| Matthew Cardillo | White | Australian Elite Team |
| Matthew Chiang | Blue | Global Martial Arts AU |
| Matthew Clark | White | Renegade Grappling |
| Matthew Clarke | Purple | Ronin Jiu-Jitsu Newcastle |
| Matthew Cloak | Blue | SOUTHSIDE BRAZILIAN JIU-JITSU OFFICIAL |
| Matthew Collins | White | Australian Elite Team |
| Matthew Cooke | White | Gemina Sports Port Kennedy |
| Matthew Cooper | White | Southside Training Centre |
| Matthew Crowden | White | Danger Close Martial Arts |
| Matthew Doggett | White | Grappling Bros / GFTeam |
| Matthew Donaldson | Grey | Gracie Elite Australia |
| Matthew Dos Remedios | White | LEGACY |
| Matthew Doyle | White | Coringa Jiu-Jitsu |
| Matthew Duncan | Blue | Bushido Academy |
| Matthew Dunn | Blue | Sydney West Martial Arts |
| Matthew Eckford | Black | Grey Wolf Brazilian Jiu Jitsu |
| Matthew Escaner | Grey | Complete Mixed Martial Arts |
Wave