| Gender | Male |
|---|---|
| Height | 0' 0" |
| Weight Class | Middleweight |
Jonathan Opalczewski is a MMA fighter with a amateur fight record of 0 wins, 3 losses and 0 draws
| Amateur Record: | 0-3-0 (Win-Loss-Draw) |
|---|---|
| Career Length | 9 months, 20 days |
| Rounds Fought | 2.6 |
| Avg. Fights/Year | 4.0 |
| Longest Layoff | 5 months, 8 days |
| Quickest Turnaround | 4 months, 12 days |
| Date | Opponent | Weightclass | Method | Round | Time | |||
|---|---|---|---|---|---|---|---|---|
| NSF | 04/12/2025 | L (0-2-0) | Milos Nekic (0-0-0) | MW | Submission (Triangle Choke) Battle Arena 84 | 1 | 01:25 | |
| NSF | 11/30/2024 | L (0-1-0) | Ollie Slimane (0-0-0) | WW | Submission (Rear Naked Choke) Battle Arena 83 | 2 | 02:00 | |
| NSF | 06/22/2024 | L (0-0-0) | Jonathan Nsona (0-0-0) | WW | Submission (Rear Naked Choke) Supreme Cage Fighting Championships 23 | 1 | 01:31 |
| * 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 |