| Niederlage | 22-11 | Uriah Hall  | TKO (doctor stoppage) |  | UFC 168: Weidman vs Silva 2 | Dec 28, 2013 | 1 | 5:00 | Las Vegas, United States  |
| Niederlage | 22-10 | Andrew Craig | Decision (split) |  | UFC 162: Silva vs Weidman | Jul 06, 2013 | 3 | 5:00 | Las Vegas, United States |
| Niederlage | 22-9 | Derek Brunson | Decision (Unanimous) | | UFC 155: Dos Santos vs Velasquez II | Dec 29, 2012 | 3 | 5:00 | Las Vegas, United States |
| Niederlage | 22-8 | Mark Munoz | TKO (corner stoppage) |  | UFC 138 | Nov 05, 2011 | 2 | 5:00 | Birmingham, England |
| Sieg | 22-7 | Wanderlei Silva  | KO (punches) |  | UFC 132 | Jul 02, 2011 | 1 | 0:27 | Las Vegas, United States |
| Niederlage | 21-7 | Brian Stann | TKO (knee and punches) |  | UFC 125 | Jan 01, 2011 | 1 | 3:37 | Las Vegas, United States |
| Sieg | 21-6 | Yoshihiro Akiyama  | Submission (triangle choke) |  | UFC 116 | Jul 03, 2010 | 3 | 4:40 | Las Vegas, United States |
| Sieg | 20-6 | Aaron Simpson | TKO (punches) |  | The Ultimate FF 11 | Jun 19, 2010 | 2 | 4:17 | Nevada, United States |
| Sieg | 19-6 | Jay Silva | Decision (unanimous) |  | UFC Fight Night: Maynard vs. Diaz | Jan 11, 2010 | 3 | 5:00 | Fairfax, United States |
| Niederlage | 18-6 | Jake Rosholt | Technical Submission |  | UFC 102 | Aug 29, 2009 | 3 | 1:30 | Portland, United States |
| Niederlage | 18-5 | Michael Bisping  | Decision (una nimous) |  | UFC 89 | Oct 18, 2008 | 3 | 5:00 | Birmingham, England  |
| Sieg | 18-4 | Alessio Sakara  | KO (punches) | | UFC 82 | Mar 01, 2008 | 1 | 3:16 | Columbus, Ohio, United States |
| Sieg | 17-4 | Terry Martin | KO (punch) | | UFC Fight Night: Thomas vs Florian | Sep 19, 2007 | 3 | 3:56 | Nevada, United States |
| Niederlage | 16-4 | Kalib Starnes | Decision (unanimous) |  | UFC 71 | May 26, 2007 | 3 | 5:00 | Nevada, United States |
| Niederlage | 16-3 | Jason MacDonald | Submission (guillotine choke) |  | UFC 66 | Dec 30, 2006 | 2 | 4:03 | Nevada, United States |
| Sieg | 16-2 | Jorge Santiago | KO (punch) | | UFC Fight Night 6 | Aug 17, 2006 | 2 | 0:35 | Nevada, United States |
| Niederlage | 15-2 | Anderson Silva | KO (knee) |  | UFC Ultimate Fight Night 5 | Jun 28, 2006 | 1 | 0:49 | Las Vegas, Nevada, U.S. |
| Sieg | 15-1 | Luigi Fioravanti | Decision (unanimous) | | UFC Ultimate Fight Night | Apr 06, 2006 | 3 | 5:00 | Nevada, United States |
| Sieg | 14-1 | Jorge Rivera | TKO (punches) | | UFC Ultimate Fight Night | Jan 16, 2006 | 1 | 1:44 | Nevada, United States |
| Sieg | 13-1 | Edwin Dewees | Submission (armbar) | | UFC Ultimate Fight Night | Oct 03, 2005 | 1 | 3:26 | Nevada, United States |
| Sieg | 12-1 | Patrick Côté  | Decision (split) | | UFC Ultimate Fight Night | Aug 05, 2005 | 3 | 5:00 | Nevada, United States |
| Sieg | 11-1 | Jason Thacker | TKO (punches) | | The Ultimate FF 1 | Apr 09, 2005 | 1 | 1:35 | Nevada, United States |
| Sieg | 10-1 | Benji Radach | TKO (broken jaw) | | SF 4: Fight For Freedom | Jun 26, 2004 | 3 | 3:43 | Gresham, United States |
| Niederlage | 9-1 | Joe Doerksen | Decision (unanimous) | | Freestyle Fighting Champ 9 | May 14, 2004 | 3 | 5:00 | Biloxi, United States |
| Sieg | 9-0 | Justin Davis | KO (punch) | | SF 3: Dome | Apr 17, 2004 | 1 | 1:54 | Gresham, United States |
| Sieg | 8-0 | Boyd Ballard | KO (punches) | | UFCF: Night of Champions | Jan 31, 2004 | 1 | 1:50 | Lynnwood, United States |
| Sieg | 7-0 | Mike Swick | KO (punch) | | WEC 9 | Jan 16, 2004 | 2 | 0:45 | Lemoore, United States |
| Sieg | 6-0 | James Fanshier | Decision (unanimous) | | Gladiator Challenge 20 | Nov 13, 2003 | 3 | 5:00 | Colusa, United States |
| Sieg | 5-0 | Brian Sleeman | Submission (armbar) | | WEC 8 | Oct 17, 2003 | 1 | 3:15 | Lemoore, United States |
| Sieg | 4-0 | Boyd Ballard | Submission (armbar) | | UFCF: Night of Champions | Oct 11, 2003 | 1 | 2:18 | Lynnwood, United States |
| Sieg | 3-0 | Landon Showalter | Decision (unanimous) | | TQP: Sport Fight | Aug 23, 2003 | 3 | 5:00 | Gresham, United States |
| Sieg | 2-0 | Otto Olson | KO (punch) | | UFCF: Battle in Seattle | Jul 26, 2003 | 1 | 2:01 | Seattle, United States |
| Sieg | 1-0 | Bryce Hamilton | Submission (guillotine choke) | | UFCF: EEC 6 | Nov 09, 2002 | 1 | 2:45 | Everett, United States |
