| Pro Record: | 8-1-0 (Win-Loss-Draw) |
| Team: | Strike Zone |
| Age: | 37 |
| Sex: | Male |
| Height: | 6 Feet. 1 Inch(es). |
| Weight: | 245 lbs. |
| Out of: | New London, CT |
Brian Olsen's Professional Record
| Date | Result | Opponent | Event | Method | Round | Time | ||
|---|---|---|---|---|---|---|---|---|
| 05/09/2008 | Win | Fernando Rivera | War In The Woods 3 | Submission Verbal Submission | 1 | 1:41 | ||
| NSF | 03/03/2007 | Win | Michael Marshalleck | Ultimate Generation Combat 17 | TKO/RSC | 1 | 1:26 | |
| NSF | 05/05/2006 | Win | Mike Kyle | WEC 20: Cinco de Mayhem | Disqualification Illegal Head Kick | 1 | 2:42 | |
| NSF | 01/13/2006 | Win | Lavar Johnson | WEC 18: Unfinished Business | Submission Injury | 2 | ||
| NSF | 05/14/2005 | Loss | Ibragim Magomedov | Mixed Fighting Championship 4: Russia vs. USA 2 | KO | 1 | 3:32 | |
| NSF | 04/02/2005 | Win | Glen Sandull | Reality Fighting 8 | TKO/RSC Referee Stoppage from Strikes | 1 | ||
| NSF | 03/17/2005 | Win | Craig Zellnar | WEC 14: Vengeance | TKO/RSC Referee Stoppage from Punches | 2 | ||
| NSF | 12/11/2004 | Win | Tyler Oleksak | Mass Destruction 18 | TKO/RSC Referee Stoppage | |||
| NSF | 10/30/2004 | Win | Jed Tinlin | East Coast Fighting Alliance: Terror in Taunton | Decision Split Decision |
Brian Olsen's Amateur Record
| Date | Result | Opponent | Event | Method | Round | Time | ||
|---|---|---|---|---|---|---|---|---|
| NSF | 12/16/2006 | Win | Alexander Jr | Ultimate Generation Combat 16 | TKO/RSC | 1 | 0:08 |
| 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 |



