Sean Pierson
11-4-0
(W-L-D)
| Record | Result | Opponent | Method | Event | Date | Round | Time | Location |
| 11-4 | Win | Matt Riddle | Decision (Unanimous) | UFC 124: St. Pierre vs Koscheck 2 | December 11, 2010 | 3 | 5:00 | Montreal, Quebec, Canada |
| 10-4 | Win | Ricky Goodall | TKO (Punches) | W-1 New Ground | October 23, 2010 | 1 | 1:44 | Halifax, Nova Scotia, Canada |
| 9-4 | Win | Fabio Holanda | KO (Punches) | Wreck MMA: Fight for the Troops | December 12, 2009 | 1 | 1:41 | Gatineau, Quebec, Canada |
| 8-4 | Win | Jason Rorison | TKO (Punches and Knees to the Body) | Ringside MMA: Rage Fighting | August 22, 2009 | 1 | 3:57 | Montreal, Quebec, Canada |
| 7-4 | Win | Iraj Hadin | TKO (Punches) | W-1 MMA 2: Unplugged | June 13, 2009 | 1 | 2:55 | Gatineau, Quebec, Canada |
| 6-4 | Win | Jacob MacDonald | Submission (Punches) | TKO 35: Quenneville vs Hioki | October 3, 2008 | 1 | 1:45 | Montreal, Quebec, Canada |
| 5-4 | Loss | Jesse Bongfeldt | TKO (Punches) | HCF: Unfinished Business | July 21, 2007 | 2 | 4:41 | Alberta, Canada |
| 5-3 | Win | Chester Post | TKO (Punches) | TKO: MMA 2007 Tourney | March 17, 2007 | 1 | 1:52 | Victoriaville, Quebec, Canada |
| 4-3 | Loss | Steve Vigneault | Decision (Unanimous) | TKO 13: Ultimate Rush | September 6, 2003 | 3 | 5:00 | Montreal, Quebec, Canada |
| 4-2 | Win | Mark Colangelo | Submission (Armbar) | UCC 10: Battle for the Belts 2002 | June 15, 2002 | 1 | 4:19 | Hull, Quebec, Canada |
| 3-2 | Loss | John Alessio | KO (Head Kick) | UCC 7: Bad Boyz | January 25, 2002 | 2 | 1:14 | Montreal, Quebec, Canada |
| 3-1 | Win | Ali Nestor Charles | Submission (Heel Hook) | UCC 3: Battle for the Belts | January 27, 2001 | 1 | 2:09 | Sherbrooke, Quebec, Canada |
| 2-1 | Loss | Chad Saunders | Submission (Heel Hook) | IFC: Warriors Challenge 8 | June 14, 2000 | 1 | 1:11 | Friant, California, United States |
| 2-0 | Win | Steve Vigneault | Submission (Punches) | IFC: Battleground 2000 | January 22, 2000 | 1 | 1:17 | Kahnawake, Canada |
| 1-0 | Win | Steve Vigneault | TKO (Punches) | IFC: Montreal Cage Combat | October 9, 1999 | 1 | 1:07 | Montreal, Quebec, Canada |
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