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.
| Jakob Dawe | Unknown belt | XFC - Australian Top Team |
| Jakob Djokic | Grey | CHECKMAT AUSTRALIA |
| Jakob Hill | Purple | Team Perosh MMA |
| Jakob Houghton | White | Fight Club Jiu-Jitsu team |
| Jakob Riordan | White | GFTeam Australia |
| Jakob Sidoti | Grey | Ortiz Martial Arts Academy |
| Jakob Wood | White | Rogue MMA |
| Jakson Reid | Grey | Balance BJJ |
| Jakub Cieslak | Unknown belt | SJJA Team |
| Jakub Falcnik | White | Base Training Centre |
| Jakub Mico | White | Asylum MMA |
| Jakub Piejko | White | SBG Australia |
| Jalal Asfour | White | Origin Mixed Martial Arts |
| Jalal Kantibye | White | Gracie Barra Mount Lawley |
| Jalal Khamsi | Grey | Grappling Bros / GFTeam |
| Jalal Sayed | Grey | Gracie Barra Carlton |
| Jalal Vahdat | White | Galeb BJJ |
| Jalil Faiella | Purple | Gracie Sutherland Shire (formerly Gracie Miranda) |
| Jamah Kennedy | Grey | Gracie Barra Toronto Australia |
Matstories