| Gender | Male |
|---|---|
| Height | 0' 0" |
| Weight Class |
Marcin Kosiak is a MMA fighter with a professional fight record of 2 wins, 3 losses and 0 draws
| Pro Record | 2-3-0 (Win-Loss-Draw) |
|---|---|
| Career Length | 2 years, 2 months |
| Rounds Fought | 0.0 |
| Avg. Fights/Year | 2.3 |
| Longest Layoff | 8 months, 15 days |
| Quickest Turnaround | 5 months, 11 days |
| Date | Opponent | Weightclass | Method | Round | Time | |||
|---|---|---|---|---|---|---|---|---|
| NSF | 04/19/2025 | L (2-2-0) | Martin McDonough (1-1-0) | TKO/RSC BYB Extreme Fighting Series 40: Cardiff Brawl III | 2 | 05:00 | ||
| NSF | 10/12/2024 | W (1-2-0) | Sam Jamshidi (1-0-0) | TKO/RSC BYB Extreme Fighting Series 32 | 3 | 03:00 | ||
| NSF | 01/27/2024 | L (1-1-0) | Dan Gittens (1-0-0) | KO Bare Knuckle Boxing 36 | 3 | 05:00 | ||
| NSF | 07/29/2023 | L (1-0-0) | Harvey Dossett (2-0-0) | TKO/RSC Bare Knuckle Boxing 33 | 1 | 05:00 | ||
| NSF | 02/18/2023 | W (0-0-0) | Jack Lawrence (0-0-0) | TKO/RSC Bad to the Bone: Ireland vs. England | 3 | 05:00 |
| * Bouts marked with an 'Official' logo denote results which have been verified by an ABC-recognized athletic commission * Bouts marked with an (*) are considered exhibition bouts and do not count towards the fighter's record * Weights marked with an (*) denote those over the limit for the weight class |