MatstoriesHard to finish
Hasn't been submitted in 14 matches
None of the last 14 recorded matches ended in a submission loss.
Jack Witschke is a White belt Brazilian jiu-jitsu competitor from Mount Maunganui Jiu Jitsu, with a recorded Australian record of 13–9.
Fought 22 recorded matches as White since Mar 2026
White, 22 recorded matches at this beltHard to finish
Hasn't been submitted in 14 matches
None of the last 14 recorded matches ended in a submission loss.
Wins
13
Win rate
59%
Losses
9
Gi
64%
7–4 · 11 matches
No-Gi
55%
6–5 · 11 matches
By belt
Mat Score
All-time on the current belt board
Recorded Australian matches Matstories has synced. Not a world record.
25 July 2026 · Stealth Grappling - Tauranga Regionals II
Men - No-Gi / Intermediate / Adult / Under 86 kg
25 July 2026 · Stealth Grappling - Tauranga Regionals II
Men - No-Gi / Intermediate / Adult / Under 86 kg
25 July 2026 · Stealth Grappling - Tauranga Regionals II
Men - No-Gi / Intermediate / Adult / Under 86 kg
25 July 2026 · Stealth Grappling - Tauranga Regionals II
Men - No-Gi / Intermediate / Adult / Under 86 kg
25 July 2026 · Stealth Grappling - Tauranga Regionals II
Men - Gi / Intermediate / Adult / Under 86 kg
25 July 2026 · Stealth Grappling - Tauranga Regionals II
Men - Gi / Intermediate / Adult / Under 86 kg
28 June 2026 · Stealth Grappling - Auckland Regionals II
Men - No-Gi / Beginner / Adult / Under 86 kg
28 June 2026 · Stealth Grappling - Auckland Regionals II
Men - No-Gi / Beginner / Adult / Under 86 kg
28 June 2026 · Stealth Grappling - Auckland Regionals II
Men - No-Gi / Beginner / Adult / Under 86 kg
28 June 2026 · Stealth Grappling - Auckland Regionals II
Men - Gi / Beginner / Adult / Under 86 kg
28 June 2026 · Stealth Grappling - Auckland Regionals II
Men - Gi / Beginner / Adult / Under 86 kg
28 June 2026 · Stealth Grappling - Auckland Regionals II
Men - Gi / Beginner / Adult / Under 86 kg
28 June 2026 · Stealth Grappling - Auckland Regionals II
Men - Gi / Beginner / Adult / Under 86 kg
21 June 2026 · PACIFIC OPEN GI / NO-GI 2026
Male Gi / White / Adult / -88.3 kg (Medium Heavy)
21 June 2026 · PACIFIC OPEN GI / NO-GI 2026
Male Gi / White / Adult / -88.3 kg (Medium Heavy)
14 Mar 2026 · Stealth Grappling - Tauranga Regionals I
Men - No-Gi / Intermediate / Adult / Under 86 kg
14 Mar 2026 · Stealth Grappling - Tauranga Regionals I
Men - No-Gi / Intermediate / Adult / Under 86 kg
14 Mar 2026 · Stealth Grappling - Tauranga Regionals I
Men - No-Gi / Intermediate / Adult / Under 86 kg
14 Mar 2026 · Stealth Grappling - Tauranga Regionals I
Men - No-Gi / Intermediate / Adult / Under 86 kg
14 Mar 2026 · Stealth Grappling - Tauranga Regionals I
Men - Gi / Intermediate / Adult / Under 86 kg
14 Mar 2026 · Stealth Grappling - Tauranga Regionals I
Men - Gi / Intermediate / Adult / Under 86 kg
14 Mar 2026 · Stealth Grappling - Tauranga Regionals I
Men - Gi / Intermediate / Adult / Under 86 kg
| Joe Tangira | 25 July 2026 · Stealth Grappling - Tauranga Regionals II | Men - No-Gi / Intermediate / Adult / Under 86 kg | Walkover |
| Adrian Caverhill | 25 July 2026 · Stealth Grappling - Tauranga Regionals II | Men - No-Gi / Intermediate / Adult / Under 86 kg | draw |
| Phoenix King | 25 July 2026 · Stealth Grappling - Tauranga Regionals II |
22 rows
| Men - No-Gi / Intermediate / Adult / Under 86 kg |
Submission |
| Jared Mcevoy | 25 July 2026 · Stealth Grappling - Tauranga Regionals II | Men - No-Gi / Intermediate / Adult / Under 86 kg | draw |
| Reuben Hayward | 25 July 2026 · Stealth Grappling - Tauranga Regionals II | Men - Gi / Intermediate / Adult / Under 86 kg | draw |
| Brayden Galloway | 25 July 2026 · Stealth Grappling - Tauranga Regionals II | Men - Gi / Intermediate / Adult / Under 86 kg | Submission |
| Jordan Smith | 28 June 2026 · Stealth Grappling - Auckland Regionals II | Men - No-Gi / Beginner / Adult / Under 86 kg | Submission |
| Jason Colclough | 28 June 2026 · Stealth Grappling - Auckland Regionals II | Men - No-Gi / Beginner / Adult / Under 86 kg | Submission |
| Tasman Marshall | 28 June 2026 · Stealth Grappling - Auckland Regionals II | Men - No-Gi / Beginner / Adult / Under 86 kg | draw |
| Cayden Reed | 28 June 2026 · Stealth Grappling - Auckland Regionals II | Men - Gi / Beginner / Adult / Under 86 kg | Submission |
| Eric Fu | 28 June 2026 · Stealth Grappling - Auckland Regionals II | Men - Gi / Beginner / Adult / Under 86 kg | draw |
| Jaehyuk Yoo | 28 June 2026 · Stealth Grappling - Auckland Regionals II | Men - Gi / Beginner / Adult / Under 86 kg | Submission |
| Tasman Marshall | 28 June 2026 · Stealth Grappling - Auckland Regionals II | Men - Gi / Beginner / Adult / Under 86 kg | draw |
| Declan Renall | 21 June 2026 · PACIFIC OPEN GI / NO-GI 2026 | Male Gi / White / Adult / -88.3 kg (Medium Heavy) | Points6–0 |
| Declan Renall | 21 June 2026 · PACIFIC OPEN GI / NO-GI 2026 | Male Gi / White / Adult / -88.3 kg (Medium Heavy) | Points9–2 · 2–2 adv |
| Hapurona Clarke | 14 Mar 2026 · Stealth Grappling - Tauranga Regionals I | Men - No-Gi / Intermediate / Adult / Under 86 kg | draw |
| Russell Cross | 14 Mar 2026 · Stealth Grappling - Tauranga Regionals I | Men - No-Gi / Intermediate / Adult / Under 86 kg | draw |
| Eric Rodrigues | 14 Mar 2026 · Stealth Grappling - Tauranga Regionals I | Men - No-Gi / Intermediate / Adult / Under 86 kg | Submission |
| Jordan Fenwick | 14 Mar 2026 · Stealth Grappling - Tauranga Regionals I | Men - No-Gi / Intermediate / Adult / Under 86 kg | Submission |
| Lincoln Dinnan | 14 Mar 2026 · Stealth Grappling - Tauranga Regionals I | Men - Gi / Intermediate / Adult / Under 86 kg | Submission |
| Eric Rodrigues | 14 Mar 2026 · Stealth Grappling - Tauranga Regionals I | Men - Gi / Intermediate / Adult / Under 86 kg | Submission |
| Jordan Fenwick | 14 Mar 2026 · Stealth Grappling - Tauranga Regionals I | Men - Gi / Intermediate / Adult / Under 86 kg | Submission |