| Pro Record: | 2-0-0 (Win-Loss-Draw) |
| Team: | |
| Age: | 32 |
| Sex: | Male |
| Height: | 6 Feet. 0 Inch(es). |
| Weight: | 174 lbs. |
| Out of: | PA |
David McMahon's Professional Record
| Date | Result | Opponent | Event | Method | Round | Time | ||
|---|---|---|---|---|---|---|---|---|
| 04/16/2010 | Win | Jose Viera, Jr. | Ring of Combat XXIX | Submission Rear Naked Choke | 3 | 0:21 | ||
| 02/19/2010 | Win | Robert Cunane | Ring of Combat XXVIII | TKO/RSC Referee Stoppage from Strikes | 1 | 3:06 |
David McMahon's Amateur Record
| Date | Result | Opponent | Event | Method | Round | Time | ||
|---|---|---|---|---|---|---|---|---|
| 10/03/2009 | Win | Elvin Rodriguez | New Breed Fighters XXV: One Step Closer | Submission Guillotine Choke | 3 | 1:55 | ||
| 05/30/2009 | Win | Kyle Rigby | New Breed Fighters: XXII One Step Closer | Submission Rear Naked Choke | 3 | 1:13 | ||
| 04/11/2009 | Win | Frank Mullin | New Breed Fighters: One Step Closer | Decision Unanimous Decision | 5 |
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| 03/07/2009 | Win | John Hollister | New Breed Fighters 3/7/09 | TKO/RSC Referee Stoppage from Strikes | 3 | 1:03 | ||
| 12/12/2008 | Win | Dennis Martinez | Asylum Fight League 9 | Submission Guillotine Choke | 1 | 0:28 | ||
| 11/26/2008 | Loss | Frank Mullin | New Breed Fighters 11/26/08 | Decision Split Decision | 5 | |||
| NSF | 06/21/2008 | Win | Juan Garcia | Asylum Fight League 6/21/08 | Unknown | 0 | 0:00 |
| Bout results verified by an official State, Tribal, Provincial, or Municipal Commission. | |
| NSF: | Non Sanctioned Fight |
| * : | For a variety of reasons, including weight disparity and the demands of entertainment, Exhibition Bouts are held, in which the contest is unscripted and hard fought, but the results do not count on a fighter's Official Record. |
| NC: | Fight Declared No Contest |



