| Gender | Male |
|---|---|
| Height | 0' 0" |
John Hahn is a MMA fighter with a amateur fight record of 3 wins, 3 losses and 0 draws
| Amateur Record: | 3-3-0 (Win-Loss-Draw) |
|---|---|
| Career Length | 3 years, 6 months, 18 days |
| Rounds Fought | 4.2 |
| Avg. Fights/Year | 1.7 |
| Longest Layoff | 2 years, 7 months, 3 days |
| Quickest Turnaround | 6 days |
| Date | Opponent | Weightclass | Method | Round | Time | |||
|---|---|---|---|---|---|---|---|---|
| NSF | 05/21/2011 | L (3-2-0) | Parris Boyd (10-6-0) | WW | Submission (Guillotine Choke) Genesis Fighting Championship: Art of War | 1 | 00:50 | |
| NSF | 10/18/2008 | W (2-2-0) | Brad Laney (0-3-0) | LW | KO Genesis Fighting Championship: Havoc I | 1 | 00:27 | |
| NSF | 10/11/2008 | L (2-1-0) | Daron Cruickshank (1-0-0) | KO XCC 14: Beatdown at the Ballroom 4 | 1 | 01:14 | ||
| NSF | 09/12/2008 | W (1-1-0) | Dwayne Douglas (0-0-0) | WW | TKO/RSC Genesis Fighting Championship: Vendetta | 1 | 02:13 | |
| NSF | 11/17/2007 | L (1-0-0) | Tyler Mejia (0-0-0) | LW | Submission (Triangle Choke) Zero Tolerance 6 | 1 | 02:46 | |
| NSF | 11/03/2007 | W (0-0-0) | Sheldon Sproessig (0-0-0) | TKO/RSC Michigan Fight League: Chaos In The Cage | 1 | 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 |