Heads up: at least one of these records is a tracked record — the wins and losses Kill The Body has ingested so far, not an independently verified career total. Treat the comparison as a read on the bouts we hold, not a settled ledger.
Jean Jacques Olivier (0-1 across 1 tracked bouts) and Mateusz Masternak (50-7) are compared on record, finishing method, activity, and common opponents on Kill The Body. The two have met once. They share no common opponents in Kill The Body's bout data.
Jean Jacques Olivier vs Mateusz Masternak — record, stats and common opponents compared
Head to Head
Mateusz Masternak leads 1–0- Mateusz Masternak wonMasternak vs OlivierApr 20, 2024 · TKO · R8
The Numbers
- 0-1
- Record
- 50-7 (edge)
- 0%
- Win %
- 87.7% (edge)
- 0
- Wins by knockout
- 33 (edge)
- —
- KO rate
- 66%
- —
- Stoppage rate (tracked wins)
- 66%
- 1 (edge)
- Times stopped
- 2
- 0
- Title reigns
- 0
- —
- Bouts per year
- 2.9
- 1
- Bouts tracked
- 57
One or both records are tracked, not career-verified.
Counted from bouts Kill The Body has ingested, not a career total.
Counted from bouts Kill The Body has ingested, not a career total.
Across each fighter's tracked career span.
Tale of the Tape
- —
- Age
- 39
- —
- Stance
- Orthodox
- —
- Division
- Cruiserweight
- —
- Nationality
- Polish
How They Win
Tracked bouts onlyJean Jacques Olivier · 0 wins
No tracked wins yet.
Mateusz Masternak · 50 wins
KO/TKO
33
Decision
17
Other
0
Counted from the bouts Kill The Body has ingested for each fighter (1 and 57 respectively), not from a career-complete method table.
Common Opponents
No opponents in common across the bouts Kill The Body has tracked for these two.
Current Form
Jean Jacques Olivier
L
L1 streak · last fought Apr 20, 2024
Mateusz Masternak
LWWWL
L1 streak · last fought Apr 4, 2026
Common Questions
- Have Jean Jacques Olivier and Mateusz Masternak ever fought each other?
- Yes. Jean Jacques Olivier and Mateusz Masternak met once on April 20, 2024, and Mateusz Masternak won by TKO in round 8.
- Who has the better record, Jean Jacques Olivier or Mateusz Masternak?
- Jean Jacques Olivier is 0-1 across the 1 bouts Kill The Body has tracked and Mateusz Masternak is 50-7. Mateusz Masternak has the higher win percentage. Records shown as tracked have not yet been independently verified as complete career totals.
- Who has more knockouts, Jean Jacques Olivier or Mateusz Masternak?
- Jean Jacques Olivier has 0 knockout wins and Mateusz Masternak has 33. Mateusz Masternak has more.
- Do Jean Jacques Olivier and Mateusz Masternak have any common opponents?
- Kill The Body's bout data shows no opponents that both Jean Jacques Olivier and Mateusz Masternak have faced.
- How much fight data does Kill The Body have on Jean Jacques Olivier and Mateusz Masternak?
- This comparison is drawn from 1 bout tracked for Jean Jacques Olivier and 57 bouts tracked for Mateusz Masternak. Method and activity splits reflect those bouts only.