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.
| Harper English | Grey | Gracie Barra Hunter Valley |
| Harper Gatt | Blue | Australian Elite Team |
| Harper Glynn | Unknown belt | TJJ SCHOOL AUSTRALIA |
| Harper Gregory | White | GRACIE BARRA NEWCASTLE CITY |
| Harper Hall | Unknown belt | AGOGE Wrestling |
| Harper Hamblin | White | Escape Jiu Jitsu |
| Harper Harris | White | LEGACY |
| Harper Holdsworth | White | Randori Jiu Jitsu Australia |
| Harper Kelly | Grey | Base Training Centre |
| Harper Lynch | Grey | CIRILLO'S RMA BJJ |
| Harper McArdle | Orange | Australian Elite Team |
| Harper McGowan | Grey | AMMA GYM BRAZILIAN JIU JITSU |
| Harper Miller | Unknown belt | Honour Brazilian Jiu Jitsu |
| Harper Moloney | Grey | Bayside BJJ |
| Harper Moohen | Grey | T Jiu Jitsu |
| Harper Nguyen | White | SJJA Team |
| Harper Occhietti | Green | XFC - Australian Top Team |
| Harper Patmore | Grey | Ultimate Jiu Jitsu |
| Harper Pegan | Grey | Gracie Barra Carlton |
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