MatstoriesBeat the podium
Beat 5 of that day's medalists
A recorded win over someone who medaled at the same event.
Cooper Duncan is a White belt Brazilian jiu-jitsu competitor from None Australia, with a recorded Australian record of 8–0.
Fought 8 recorded matches as White since July 2026
White, 8 recorded matches at this beltAchievements
Beat the podium
Beat 5 of that day's medalists
A recorded win over someone who medaled at the same event.
Wins
8
Win rate
100%
Losses
0
Gi
100%
4–0 · 4 matches
No-Gi
100%
4–0 · 4 matches
By belt
Finished events, newest first. Each one opens that event recap.
1 row
Mat Score
All-time on the current belt board
Recorded Australian matches Matstories has synced. Not a world record.