MatstoriesHard to finish
Hasn't been submitted in 17 matches
None of the last 17 recorded matches ended in a submission loss.
Jakub Piejko is a White belt Brazilian jiu-jitsu competitor from SBG Australia, with a recorded Australian record of 11–7.
Fought 18 recorded matches as White since Dec 2025
White, 18 recorded matches at this beltHard to finish
Hasn't been submitted in 17 matches
None of the last 17 recorded matches ended in a submission loss.
Wins
11
Win rate
61%
Losses
7
Gi
82%
9–2 · 11 matches
No-Gi
29%
2–5 · 7 matches
By belt
Finished events, newest first. Each one opens that event recap.
Grappling Industries SYDNEY
22 Mar 2026 · Sydney, New South Wales
Grappling Industries SYDNEY
7 Dec 2025 · Sydney, New South Wales
2 rows
Recorded Australian matches Matstories has synced. Not a world record.