| Niederlage | 14-3 | Francis Ngannou  | KO (Punches) |  | UFC on ESPN 1 | Feb 17, 2019 | 1 | 0:26 | Phoenix, Arizona, United States  |
| Sieg | 14-2 | Travis Browne | TKO (punches) |  | UFC 200: Tate vs Nunes | Jul 09, 2016 | 1 | 4:57 | Las Vegas, Nevada, United States |
| Niederlage | 13-2 | Fabricio Werdum  | Submission (guillotine Choke) |  | UFC 188: Velasquez vs Werdum | Jun 13, 2015 | 3 | 2:13 | Mexico City, Mexico |
| Sieg | 13-1 | Junior dos Santos | TKO (slam and punches) |  | UFC 166: Velasquez vs Dos Santos III | Oct 19, 2013 | 5 | 3:09 | Houston, Texas, United States |
| Sieg | 12-1 | Antonio Silva | TKO (punches) |  | UFC 160: Velasquez vs Silva 2 | May 25, 2013 | 1 | 1:21 | Las Vegas, United States |
| Sieg | 11-1 | Junior dos Santos | Decision (Unanimous) | | UFC 155: Dos Santos vs Velasquez II | Dec 29, 2012 | 5 | 5:00 | Las Vegas, United States |
| Sieg | 10-1 | Antonio Silva | TKO (punches) |  | UFC 146: Dos Santos vs. Mir | May 26, 2012 | 1 | 3:36 | Las Vegas, United States |
| Niederlage | 9-1 | Junior dos Santos | KO (punches) | | UFC: Velasquez vs Dos Santos | Nov 12, 2011 | 1 | 1:04 | Anaheim, United States |
| Sieg | 9-0 | Brock Lesnar | TKO (punches) | | UFC 121 | Oct 23, 2010 | 1 | 4:12 | Anaheim, United States |
| Sieg | 8-0 | Antonio Rodrigo Nogueira | KO (punches) |  | UFC 110 | Feb 21, 2010 | 1 | 2:20 | Sydney, Australia |
| Sieg | 7-0 | Ben Rothwell | TKO (punches) |  | UFC 104 | Oct 24, 2009 | 2 | 0:58 | Los Angeles, United States |
| Sieg | 6-0 | Cheick Kongo | Decision (unanimous) |  | UFC 99 | Jun 13, 2009 | 3 | 5:00 | Cologne, Germany  |
| Sieg | 5-0 | Denis Stojnić  | TKO (punches) | | UFC Fight Night: Lauzon vs. Stephens | Feb 07, 2009 | 2 | 2:34 | Tampa, Florida, United States |
| Sieg | 4-0 | Jake O'Brien | TKO (punches) | | UFC Fight Night 14 | Jul 19, 2008 | 1 | 2:02 | Las Vegas, United States |
| Sieg | 3-0 | Brad Morris | TKO (punches) | | UFC 83 | Apr 19, 2008 | 1 | 2:10 | Montreal, Quebec, Canada |
| Sieg | 2-0 | Jeremiah Constant | TKO (punches) | | Bodog Bodog Fight: St. Petersburg | Dec 16, 2006 | 1 | 4:00 | Saint Petersburg, Russia |
| Sieg | 1-0 | Jesse Fujarczyk | TKO (punches) | | Strikeforce: Tank vs. Buentello | Oct 07, 2006 | 1 | 1:58 | Fresno, United States |
