| Sieg | 22-6 | Kalib Starnes | Decision (Unanimous) |  | TFC - Titan Fighting Championship 28 | May 16, 2014 | 3 | 5:00 | Kansas City, United States |
| Niederlage | 21-6 | Gabriel Gonzaga  | TKO (punches) |  | UFC 162: Silva vs Weidman | Jul 06, 2013 | 1 | 0:17 | Las Vegas, United States |
| Niederlage | 21-5 | Antonio Rodrigo Nogueira | Submission (armbar) | | UFC 153: Silva vs Bonnar | Oct 13, 2012 | 2 | 4:31 | Rio de Janeiro, Brazil |
| Niederlage | 21-4 | Roy Nelson  | KO (punch) |  | UFC 146: Dos Santos vs Mir | May 26, 2012 | 1 | 0:51 | Las Vegas, United States |
| Niederlage | 21-3 | Stefan Struve  | TKO (punches) |  | UFC on Fuel TV: | Feb 15, 2012 | 2 | 3:52 | Omaha, United States |
| Sieg | 21-2 | John-Olav Einemo | TKO (punches) |  | UFC 131 | Jun 11, 2011 | 2 | 3:19 | Vancouver, British Columbia, Canada |
| Sieg | 20-2 | Yoshihiro Nakao | Decision (unanimous) |  | Sengoku: Soul of Fight | Dec 30, 2010 | 3 | 5:00 | Tokyo, Japan |
| Sieg | 19-2 | Michał Kita  | Submission (omoplata) |  | Bellator 31 | Sep 30, 2010 | 1 | 3:16 | Lake Charles, Louisiana, US |
| Niederlage | 18-2 | Rameau Thierry Sokoudjou  | DQ (illegal knees) | | ADFC - Battle of the Champions 2010 | May 14, 2010 | 2 | N/A | Abu Dhabi, UAE  |
| Sieg | 18-1 | Jim York | KO (axe kicks) | | Sengoku - Eleventh Battle | Nov 07, 2009 | 1 | 2:25 | Tokyo, Japan |
| Sieg | 17-1 | Don Frye | TKO (punches) | | Shark Fights 6: Frye vs. Herman | Sep 12, 2009 | 1 | 1:00 | Amarillo, Texas, United States |
| Sieg | 16-1 | Josh Barnes | KO (knee & punches) | | Bellator 5 | May 01, 2009 | 1 | 4:46 | Dayton, Ohio, United States |
| Niederlage | 15-1 | Mu Bae Choi  | TKO (punches) | | Sengoku - No Ran 2009 | Jan 04, 2009 | 2 | 2:22 | Saitama, Japan  |
| Sieg | 15-0 | Chris Guillen | TKO (punches) | | KOK: Season's Beatings | Nov 22, 2008 | 1 | 1:32 | Austin, Texas, United States |
| Sieg | 14-0 | Kerry Schall | TKO (knees and punches) | | ShoXC#October 10, 2008 card | Oct 10, 2008 | 1 | 1:06 | Hammond, Indiana, US |
| Sieg | 13-0 | Ron Waterman | TKO (punches) | | EliteXC: Return of the King | Jun 14, 2008 | 1 | 2:19 | Honolulu, Hawaii, United States |
| Sieg | 12-0 | Mario Rinaldi | TKO (knees and punches) | | EliteXC: Street Certified | Feb 16, 2008 | 3 | 0:33 | Miami, Florida, United States |
| Sieg | 11-0 | Justin Kuhn | Submission (rear-naked choke) | | Maximum Combat | Dec 08, 2007 | 1 | 2:56 | United States |
| Sieg | 10-0 | Chuck Geyer | KO (punch) | | LOF 22: Nemesis | Nov 30, 2007 | 1 | 1:31 | Indianapolis, Indiana, US |
| Sieg | 9-0 | Terry Tucker | KO (punch) | | LOF 20: Bitter Rivals | Sep 28, 2007 | 1 | N/A | Indianapolis, Indiana, US |
| Sieg | 8-0 | Jordan Wall | Submission (punches) | | Title Fighting Championships | Jun 30, 2007 | 1 | 1:30 | Des Moines, Iowa, US |
| Sieg | 7-0 | Andre Mussi | TKO (punches) | | Fight Night in the Flats III | Jun 09, 2007 | 1 | 3:00 | Cleveland, Ohio, United States |
| Sieg | 6-0 | James Samuels | KO (punch) | | LOF 18: Pole Position | May 25, 2007 | 1 | 0:18 | Indianapolis, Indiana, US |
| Sieg | 5-0 | James Ferguson | KO (punch) | | LOF 17: Unrivaled | May 19, 2007 | 1 | 1:59 | Fort Wayne, Indiana, US |
| Sieg | 4-0 | Seth Parker | Submission (rear-naked choke) | | LOF: Revolution 4 | Apr 13, 2007 | 1 | 3:11 | Plainfield, Indiana, US |
| Sieg | 3-0 | Greg Hammer | Submission (punches) | | FSG: Coliseum Carnage | Apr 08, 2007 | 1 | 1:13 | Ames, Iowa, United States |
| Sieg | 2-0 | Jeff Orieze | KO (punch) | | LOF: Revolution 2 | Feb 17, 2007 | 1 | 4:59 | Plainfield, Indiana, US |
| Sieg | 1-0 | Mike Cooke | KO (punch) | | LOF 12: Black Tie Battles | Dec 31, 2006 | 1 | 1:39 | Indianapolis, Indiana, US |
