| Sieg | 19-4 | Eduardo Dantas  | KO (Punches) |  | Bellator 202: Budd vs Nogueira | Jul 13, 2018 | 1 | 0:58 | Thackerville, Oklahoma, United States |
| Sieg | 18-4 | Peter Ligier  | Decision (Unanimous) |  | Bellator 191: McDonald vs Ligier | Dec 15, 2017 | 3 | 5:00 | Newcastle, England, United Kingdom |
| Niederlage | 17-4 | John Lineker | KO (punches) |  | UFC Fight Night 91: McDonald vs Lineker | Jul 13, 2016 | 1 | 2:43 | Sioux Falls, South Dakota, United States |
| Sieg | 17-3 | Masanori Kanehara | Submission (rear-naked choke) |  | UFC 195 | Jan 02, 2016 | 2 | 2:09 | Las Vegas, Nevada, United States |
| Niederlage | 16-3 | Urijah Faber  | Submission (guillotine choke) |  | UFC on Fox 9 | Dec 14, 2013 | 2 | 3:22 | Sacramento, United States |
| Sieg | 16-2 | Brad Pickett  | Submission (triangle choke) |  | UFC Fight Night: Shogun vs. Sonnen | Aug 17, 2013 | 2 | 3:43 | Boston, Massachusetts, United States |
| Niederlage | 15-2 | Renan Barao | Submission (arm triangle choke) |  | UFC on Fuel TV 7: Barao vs McDonald | Feb 16, 2013 | 4 | 3:57 | London, England |
| Sieg | 15-1 | Miguel Torres | KO (punches) |  | UFC 145 | Apr 21, 2012 | 1 | 3:18 | Atlanta, Georgia, United States |
| Sieg | 14-1 | Alex Soto | KO (punches) |  | UFC 139 | Nov 19, 2011 | 1 | 0:56 | San Jose, California, United States |
| Sieg | 13-1 | Chris Cariaso | Decision (split) |  | UFC 130 | May 28, 2011 | 3 | 5:00 | Las Vegas, Nevada, United States |
| Sieg | 12-1 | Edwin Figueroa | Decision (unanimous) |  | UFC Fight Night: Nogueira vs. Davis | Mar 26, 2011 | 3 | 5:00 | Seattle, Washington, United States |
| Sieg | 11-1 | Clint Godfrey | Submission (armbar) |  | WEC 52 | Nov 11, 2010 | 1 | 2:42 | Las Vegas, Nevada, United States |
| Sieg | 10-1 | Cole Escovedo | KO (punches) | | TPF 5: Stars and Strikes | Jul 09, 2010 | 2 | 1:12 | Lemoore, California, United States |
| Sieg | 9-1 | Manny Tapia | TKO (punches) | | TPF 3: Champions Collide | Feb 04, 2010 | 1 | 4:31 | Lemoore, California, United States |
| Sieg | 8-1 | Carlos Garces | TKO (punches) | | TPF 1: Tachi Palace Fights 1 | Oct 08, 2009 | 1 | 2:01 | Lemoore, California, United States |
| Niederlage | 7-1 | Cole Escovedo | TKO (punches) | | PFC 13: Validation | May 08, 2009 | 2 | 2:25 | Lemoore, California, United States |
| Sieg | 7-0 | Jason Georgianna | TKO (punches) | | PFC 12: High Stakes | Jan 22, 2009 | 1 | 2:38 | Lemoore, California, United States |
| Sieg | 6-0 | Randy Rodoni | KO (punch) | | Gladiator Challenge 86: Day of the Dead | Nov 02, 2008 | 1 | 0:47 | Porterville, California, United States |
| Sieg | 5-0 | Fernando Arreola | Submission (D'Arce choke) | | Gladiator Challenge 84: Bad Blood | Sep 07, 2008 | 1 | 3:49 | Porterville, California, United States |
| Sieg | 4-0 | Javier Vargas | TKO (punches) | | Gladiator Challenge 81: Lights Out | Jul 27, 2008 | 1 | 1:38 | Porterville, California, United States |
| Sieg | 3-0 | Steve Frano | TKO (punches) | | Gladiator Challenge 78: No Limits | May 18, 2008 | 1 | 1:17 | Porterville, California, United States |
| Sieg | 2-0 | Dominic Pena | Submission (arm-triangle choke) | | Gladiator Challenge 76: Alpha Dog Challenge | Mar 17, 2008 | 1 | 1:12 | Porterville, California, United States |
| Sieg | 1-0 | Joe Corona | Submission (triangle choke) | | Gladiator Challenge 71: Lock-N-Load | Nov 11, 2007 | 1 | 1:17 | Porterville, California, United States |
