People who have competed at Australian Brazilian jiu-jitsu and grappling events. Australia only, for now.
| Matthew Pearmine | White | Taurus Brazilian Jiu Jitsu |
| Matthew Persse | Purple | Gracie Barra Mount Lawley |
| Matthew Pert | White | Element Australia |
| Matthew Phung | Purple | Kumite Jiu Jitsu |
| Matthew Prodanovic | Blue | Carlson Gracie Team |
| Matthew Reeves | Unknown belt | BLUE MOUNTAINS MARTIAL ARTS CENTRE |
| Matthew Reilly | Brown | Gracie Barra Edgeworth |
| Matthew Richardson | Blue | Bendigo Fight Centre |
| Matthew Ryan | White | Gracie Barra Shellharbour |
| Matthew Sandry | Unknown belt | Waves Martial Arts Comp Team |
| Matthew Schumacher | White | Elements Grappling Academy |
| Matthew Seddon | Grey | Phronesis Jiu Jitsu |
| Matthew Selkrig | Unknown belt | Roll up Jiu-jitsu |
| Matthew Shepherd | White | Gracie Barra Bondi |
| Matthew Sibberas | White | SOUTHSIDE BRAZILIAN JIU-JITSU OFFICIAL |
| Matthew Sole | White | Coffs Combat Academy |
| Matthew Souksay | Blue | Forza Jiu Jitsu |
| Matthew Southwell | Blue | Infinity Brazilian Jiu JItsu Australia |
| Matthew Spano | White | DOMINANCE |
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