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.
| Nicholas Maurdev | Blue | DOMINANCE |
| Nicholas Mavronas | Blue | TEAM FALZON |
| Nicholas Messina | Brown | GRACIE HUMAITA AUSTRALIA |
| Nicholas Michail | White | Equinox Academy |
| Nicholas Miller | Black | Sydney West Martial Arts |
| Nicholas Moormann | Grey | Saltwater Jiu-Jitsu |
| Nicholas Nelson | White | Gracie Elite Australia |
| Nicholas Nguyen | White | Alliance BJJ Australia |
| Nicholas Ockrim | Blue | LEGACY |
| Nicholas Olsen | White | Black Dragon Kai |
| Nicholas Peinke | White | Integrated MMA HQ |
| Nicholas Petrie | White | Academy Jiu Jitsu |
| Nicholas Ridley | Blue | Pumma Brisbane |
| nicholas robin cane | Grey | Trojan Academy |
| Nicholas Sabine | Purple | One Purpose BJJ |
| Nicholas Samra | White | De Been 100% Jiu Jitsu |
| Nicholas Saoud | Unknown belt | House Of Lions MMA |
| Nicholas Saw | White | MENNA TOP TEAM BJJ |
| Nicholas Sborovsky | White | Resilience Training Centre |
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