| Last Fight: | Tito Ortiz |
| Age: | 47 |
| Height | 6'3" |
| Weight | 205 lbs |
| Nick Name: | "The American Psycho" |
| Nationality: | United States |
| Association: | One Kick's Gym |
| Reach | 80 in (200 cm) |
| Style | Taekwondo, Brazilian Jiu Jitsu, Boxing, Muay Thai |
| Team | Roufusport |
| Rank | Black belt in Brazilian jiu-jitsu under Sergio Penha Black belt in Tae Kwon Do |
| Years active | 2001–2012; 2014 (MMA)2017-present (wrestling) |
| University | Purdue University |
| W / L | Opponent | Event/Date | Method | Referee | Round | Time |
|---|---|---|---|---|---|---|
| loss | Tito Ortiz | Bellator 131 - Tito vs. Bonnar Nov/15/2014 |
Decision (Split) | Mike Beltran | 3 | 5:00 |
| loss | Anderson Silva | UFC 153 - Silva vs. Bonnar Oct/13/2012 |
TKO (Knee to the Body and Punches) | Marc Goddard | 1 | 4:40 |
| win | Kyle Kingsbury | UFC 139 - Shogun vs. Henderson Nov/19/2011 |
Decision (Unanimous) | Dan Stell | 3 | 5:00 |
| win | Igor Pokrajac | UFC - The Ultimate Fighter 12 Finale Dec/04/2010 |
Decision (Unanimous) | Steve Mazzagatti | 3 | 5:00 |
| win | Krzysztof Soszynski | UFC 116 - Lesnar vs. Carwin Jul/03/2010 |
TKO (Punches) | Mario Yamasaki | 2 | 3:08 |
| loss | Krzysztof Soszynski | UFC 110 - Nogueira vs. Velasquez Feb/20/2010 |
TKO (Doctor Stoppage) | John Sharp | 3 | 1:04 |
| loss | Mark Coleman | UFC 100 - Lesnar vs. Mir 2 Jul/11/2009 |
Decision (Unanimous) | Herb Dean | 3 | 5:00 |
| loss | Jon Jones | UFC 94 - St. Pierre vs. Penn 2 Jan/31/2009 |
Decision (Unanimous) | Steve Mazzagatti | 3 | 5:00 |
| win | Eric Schafer | UFC 77 - Hostile Territory Oct/20/2007 |
TKO (Punches) | John McCarthy | 2 | 2:47 |
| win | Mike Nickels | UFC 73 - Stacked Jul/07/2007 |
Submission (Rear-Naked Choke) | Jon Schorle | 1 | 2:14 |
| loss | Forrest Griffin | UFC 62 - Liddell vs. Sobral Aug/26/2006 |
Decision (Unanimous) | Steve Mazzagatti | 3 | 5:00 |
| loss | Rashad Evans | UFC Fight Night 5 - Leben vs. Silva Jun/28/2006 |
Decision (Majority) | Mario Yamasaki | 3 | 5:00 |
| win | Keith Jardine | UFC Fight Night 4 - Bonnar vs. Jardine Apr/06/2006 |
Decision (Unanimous) | John McCarthy | 3 | 5:00 |
| win | James Irvin | UFC Fight Night 3 - Sylvia vs. Silva Jan/16/2006 |
Submission (Kimura) | Herb Dean | 1 | 4:30 |
| win | Sam Hoger | UFC Fight Night 1 - Marquardt vs. Salaverry Aug/06/2005 |
Decision (Unanimous) | John McCarthy | 3 | 5:00 |
| loss | Forrest Griffin | UFC - The Ultimate Fighter 1 Finale Apr/09/2005 |
Decision (Unanimous) | Herb Dean | 3 | 5:00 |
| win | Sean Sallee | IHC 7 - The Crucible Jun/05/2004 |
Submission (Triangle Choke) | 1 | 2:28 | |
| win | William Hill | TFC 1 - Total Fight Challenge 1 Apr/24/2004 |
TKO (Punches) | 1 | 0:00 | |
| win | Brad Lynde | IHC 6 - Inferno Nov/22/2003 |
Submission (Rear-Naked Choke) | 1 | 4:10 | |
| loss | Lyoto Machida | JF - Jungle Fight 1 Sep/13/2003 |
TKO (Doctor Stoppage) | 1 | 4:21 | |
| win | Terry Martin | MFC - Maximum Fighting Challenge Sep/07/2002 |
Decision (Unanimous) | 1 | 10:00 | |
| win | Jay Massey | UA 1 - The Genesis Jan/27/2002 |
Submission (Guillotine Choke) | 1 | 1:09 | |
| win | Josh Kruger | IHC 3 - Exodus Nov/10/2001 |
Submission (Armbar) | 1 | 2:55 | |
| win | Brian Ebersole | IHC 3 - Exodus Nov/10/2001 |
Submission (Guillotine Choke) | 1 | 0:51 | |
| win | Mike Swick | UFC - The Ultimate Fighter Season 1 Semifinals, Day 3 Nov/02/2004 |
Submission (Armbar) | John McCarthy | 1 | 4:58 |
| win | Bobby Southworth | UFC - The Ultimate Fighter Season 1 Elimination Bouts, Day 4 Oct/17/2004 |
Decision (Split) | Steve Mazzagatti | 2 | 5:00 |