Skip to main content
Kill The Body

and the head will die

Jean-Marc Mormeck vs Mateusz Masternak — record, stats and common opponents compared

🇫🇷FRANCE

Jean-Marc Mormeck

🇵🇱CRUISERWEIGHT

Mateusz Masternak

Jean-Marc Mormeck (37-6) 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.

Mormeck

37

Wins23 KO · 62%

6

Losses

0

Draws43 tracked bouts

Masternak

50

Wins33 KO · 66%

7

Losses

0

Draws57 tracked bouts

Head to Head

Masternak leads 1–0

Jean-Marc Mormeck and Mateusz Masternak have met 1 time; Masternak leads 1–0.

Jean-Marc Mormeck and Mateusz Masternak have met 1 time; Masternak leads 1–0.
Met2014Dec 5Series
Jean-Marc MormeckFighter ALLost0–1W–L
Mateusz MasternakFighter BWWon1–0W–L
ResultMD1Meeting

The Numbers

Mormeck 0 · Masternak 7 of 7 measurable rows
MormeckMasternak
Record
37-650-7 (edge)
Win %0–100%
86%
87.7% (edge)
Wins by knockoutmax 33
23
33 (edge)
KO rate0–100%
62.16%
66% (edge)
Stoppage rate (tracked wins)†0–100%
62%
66% (edge)
Times stopped†max 3
3
2 (edge)
Title reignslevelmax 0
0
0
Bouts per year‡max 2.9
2.2
2.9 (edge)
Bouts trackedcoveragemax 57
43
57

† Counted from bouts Kill The Body has ingested, not a career total. · ‡ Across each fighter's tracked career span. · Bars are scaled per row — percentages on 0–100, counts against the larger of the two. Every figure is also printed as text.

Tale of the Tape

Heightnot held
Jean-Marc Mormeck: 5′11″
Mateusz Masternak: No height on file
Reachnot held
Jean-Marc Mormeck: 74″
Mateusz Masternak: No reach on file
Age15 yrs apart
Jean-Marc Mormeck: 54
Mateusz Masternak: 39
Stance
Jean-Marc Mormeck: Orthodox
Mateusz Masternak: Orthodox

Jean-Marc Mormeck left, Mateusz Masternak right, as everywhere on this page. Age is stated, not scored — neither age nor stance carries an edge.

How They Win

Tracked bouts only
Jean-Marc Mormeck37 wins · from 43 tracked bouts

Jean-Marc Mormeck: 37 tracked wins — 23 by KO/TKO (62%) and 14 on the cards (38%). Counted from 43 bouts Kill The Body has ingested.

23 by KO/TKO 62%14 on the cards 38%

Mateusz Masternak50 wins · from 57 tracked bouts

Mateusz Masternak: 50 tracked wins — 33 by KO/TKO (66%) and 17 on the cards (34%). Counted from 57 bouts Kill The Body has ingested.

33 by KO/TKO 66%17 on the cards 34%

One square per tracked win. Counted from the bouts Kill The Body has ingested for each fighter — Jean-Marc Mormeck 43, Mateusz Masternak 57 — 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

Oldest left · newest right

Jean-Marc Mormeck last boxed on Dec 5, 2014 — 4,334 days ago. Mormeck had won one in a row before losing a decision to Mateusz Masternak.WWLWL

Oquendo May 2010Ibragimov Dec 2010Klitschko Mar 2012Lodi Jun 2014Masternak Dec 20142.2 tracked bouts per year

Mateusz Masternak had won three in a row before losing a decision to Viddal Riley. Masternak last boxed on Apr 4, 2026 — 196 days ago.LWWWL

Billam-Smith Dec 2023Olivier Apr 2024Masson Nov 2024Djeko Oct 2025Riley Apr 20262.9 tracked bouts per year

Common Questions

With the rows behind them
Have Jean-Marc Mormeck and Mateusz Masternak ever fought each other?
Yes. Jean-Marc Mormeck and Mateusz Masternak met once on December 5, 2014, and Mateusz Masternak won by MD.
The meeting

LDec 5, 2014 · Masternak · MD

Head to Head ↓
Who has the better record, Mormeck or Masternak?
Jean-Marc Mormeck is 37-6 and Mateusz Masternak is 50-7. Mateusz Masternak has the higher win percentage.
Records · win %

Mormeck37–686%

Masternak50–787.7%

The Numbers ↓
Who has more knockouts, Mormeck or Masternak?
Jean-Marc Mormeck has 23 knockout wins and Mateusz Masternak has 33. Mateusz Masternak has more.
Knockout wins · KO rate

Mormeck2362.2%

Masternak3366%

The Numbers ↓
Do Mormeck and Masternak have any common opponents?
Kill The Body's bout data shows no opponents that both Jean-Marc Mormeck and Mateusz Masternak have faced.
How much fight data does Kill The Body have on Mormeck and Masternak?
This comparison is drawn from 43 bouts tracked for Jean-Marc Mormeck and 57 bouts tracked for Mateusz Masternak. Method and activity splits reflect those bouts only.
Bouts tracked · no edge

Mormeck43bouts

Masternak57bouts

How They Win ↓

Compare someone else

6 suggested matchups

Compare Mormeck with…

Compare Masternak with…

Someone else?

Release either fighter to put someone new in that slot — the other one stays put.