People who have competed at Australian events. Australia only, for now.
| Ethan Cannon | Black | C Team |
| Ethan Cashmere | White | Hunter Valley Jiu Jitsu |
| Ethan Cassar | Grey | Australian Elite Team |
| Ethan Chen | Grey | Extreme Mixed Martial Arts Chadstone |
| Ethan Cranston | White | Fight World Australia |
| Ethan Della | White | Primal MMA |
| Ethan Dickie | White | De Been 100% Jiu Jitsu |
| Ethan Doherty | Grey | Progression MMA |
| Ethan Duncan | Yellow | GOIOERE BJJ TEAM |
| Ethan Enoch-Barlow | Unknown belt | One Purpose BJJ |
| Ethan Fairchild | Blue | Odyssey Jiu Jitsu Academy |
| Ethan Farah | Grey | AJA - Alavanca Jiujitsu Academy |
| Ethan Fenton | Blue | Atlantic Grappling Team |
| Ethan Fitzgerald | Purple | Australian Elite Team |
| Ethan Gabuat | White | HILLS GRAPPLING CLUB |
| Ethan Galindo | Unknown belt | M9a Jiu jitsu |
| Ethan Gibbons | Unknown belt | Lemos Brazilian Jiu-Jitsu Academy |
| Ethan Gonzales | Grey | Clube de Lutas |
| Ethan Gordon | White | Gracie Barra Broadbeach |
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