MatstoriesStrength of schedule
Most opponents were experienced competitors
10 of 11 recorded opponents have 10 or more matches of their own.
William Cook is a White belt Brazilian jiu-jitsu competitor from Australian Elite Team, with a recorded Australian record of 3–13.
Fought 16 recorded matches as White since Dec 2025
White, 16 recorded matches at this beltStrength of schedule
Most opponents were experienced competitors
10 of 11 recorded opponents have 10 or more matches of their own.
Wins
3
Win rate
19%
Losses
13
Gi
25%
2–6 · 8 matches
No-Gi
13%
1–7 · 8 matches
By belt
Recorded Australian matches Matstories has synced. Not a world record.
| 15 Mar 2026Grappling Industries MELBOURNE8 on the day |
Submission |
| Jaxon Hosking | 15 Mar 2026Grappling Industries MELBOURNE8 on the day | Submission |
| Safaia Sisifa | 15 Mar 2026Grappling Industries MELBOURNE8 on the day | Submission |
| Adam Zayat | 15 Mar 2026Grappling Industries MELBOURNE8 on the day | Submission |
| Dylan McGrath-Kyne | 15 Mar 2026Grappling Industries MELBOURNE8 on the day | Submission |
| Rafael Vracknos | 15 Mar 2026Grappling Industries MELBOURNE8 on the day | Points |
| Zayd Ahmadzay | 15 Mar 2026Grappling Industries MELBOURNE8 on the day | Points |
| Jaxon Hosking | 15 Mar 2026Grappling Industries MELBOURNE8 on the day | Submission |
| Zayn Chakielli | 14 Dec 2025Grappling Industries MELBOURNE | Walkover |
| Adam Zayat | 14 Dec 2025Grappling Industries MELBOURNE | Walkover |
| Zayn Elsayed | 14 Dec 2025Grappling Industries MELBOURNE | Submission |
| Tommy Kumnick | 14 Dec 2025Grappling Industries MELBOURNE | Submission |
| Darling Mae Ruehland | 14 Dec 2025Grappling Industries MELBOURNE | Submission |
| Bjorn Lobanov | 14 Dec 2025Grappling Industries MELBOURNE | Points |
| Safaia Sisifa | 14 Dec 2025Grappling Industries MELBOURNE | Points |
| Adam Zayat | 14 Dec 2025Grappling Industries MELBOURNE | Submission |
16 rows