| Niederlage | 30-9 (1) | Rae Yoon Ok  | Decision (Unanimous) |  | ONE on TNT 4: La Nsang vs Bigdash 3 | Apr 28, 2021 | 3 | 5:00 | Singapore  |
| Niederlage | 30-8 (1) | Iuri Lapicus  | Disqualification (Punches to Back of Head) |  | ONE on TNT 1 | Apr 07, 2021 | 1 | 1:02 | Kallang, Singapore |
| Cancelled Bout | | S. Arslanaliev  | - |  | ONE Championship: Infinity 2 | May 29, 2020 | - | - | Pasay, Philippines |
| Sieg | 30-7 (1) | Eduard Folayang  | Submission (Rear-Naked Choke) |  | ONE Championship: Dawn of Heroes | Aug 02, 2019 | 1 | 2:16 | Manila, Philippines |
| Niederlage | 29-7 (1) | Timofey Nastyukhin  | TKO (Punches) |  | ONE Championship: A New Era | Mar 31, 2019 | 1 | 4:05 | Tokyo, Japan |
| Niederlage | 29-6 (1) | Dustin Poirier  | TKO (Punches) |  | UFC on FOX 30: Alvarez vs Poirier 2 | Jul 28, 2018 | 2 | 4:05 | Calgary, Alberta, Canada |
| Sieg | 29-5 (1) | Justin Gaethje | KO (Knee) |  | UFC 218 | Dec 02, 2017 | 3 | 3:59 | Detroit, Michigan, United States |
| NC | 28-5 (1) | Dustin Poirier | NC (Accidental Knee to Head of Grounded Fighter) |  | UFC 211: Miocic vs Dos Santos 2 | May 13, 2017 | 2 | 4:12 | Dallas, Texas, United States |
| Niederlage | 28-5 | Conor McGregor  | KO (punches) |  | UFC 205: Alvarez vs McGregor | Nov 12, 2016 | 2 | 3:04 | New York, New York, United States |
| Sieg | 28-4 | Rafael dos Anjos  | TKO (punches) |  | UFC Fight Night 90: Dos Anjos vs Alvarez | Jul 07, 2016 | 1 | 3:49 | Las Vegas, Nevada, United States |
| Sieg | 27-4 | Anthony Pettis | Decision (spilt) |  | UFC Fight Night 81: Dillashaw vs Cruz | Jan 17, 2016 | 3 | 5:00 | Boston, United States |
| Sieg | 26-4 | Gilbert Melendez | Decision (Split) |  | UFC 188: Velasquez vs Werdum | Jun 13, 2015 | 3 | 5:00 | Mexico City, Mexico |
| Niederlage | 25-4 | Donald Cerrone | Decision (unanimous) |  | UFC 178: Johnson vs Cariaso | Sep 27, 2014 | 3 | 5:00 | Las Vegas, United States |
| Sieg | 25-3 | Michael Chandler | Decision (split) |  | Bellator 106 | Nov 02, 2013 | 5 | 5:00 | Long Beach, California, US |
| Sieg | 24-3 | Patricky Freire | KO (head kick & punches) | | Bellator 76 | Oct 12, 2012 | 1 | 4:54 | Windsor, Ontario, Canada |
| Sieg | 23-3 | Shinya Aoki  | TKO (punches) | | Bellator 66 | Apr 20, 2012 | 1 | 2:14 | Cleveland, Ohio, United States |
| Niederlage | 22-3 | Michael Chandler | Submission (rear naked choke) |  | Bellator 58 | Nov 19, 2011 | 4 | 3:06 | Hollywood, Florida, US |
| Sieg | 22-2 | Pat Curran | Decision (unanimous) |  | Bellator 39 | Apr 02, 2011 | 5 | 5:00 | Uncasville, Connecticut, US |
| Sieg | 21-2 | Roger Huerta | TKO (doctor stoppage) |  | Bellator 33 | Oct 21, 2010 | 2 | 5:00 | Philadelphia, United States |
| Sieg | 20-2 | Josh Neer | Technical Submission |  | Bellator 17 | May 06, 2010 | 2 | 2:08 | Boston, United States |
| Sieg | 19-2 | Katsunori Kikuno | Submission (arm triangle choke) | | Dream 12 | Oct 26, 2009 | 2 | 3:42 | Osaka, Japan |
| Sieg | 18-2 | Toby Imada | Submission (rear naked choke) | | Bellator 12 | Jun 19, 2009 | 2 | 0:38 | Hollywood, Florida, US |
| Sieg | 17-2 | Eric Reynolds | Submission (rear naked choke) |  | Bellator 5 | May 01, 2009 | 3 | 1:30 | Dayton, Ohio, United States |
| Sieg | 16-2 | Greg Loughran | Submission (guillotine choke) | | Bellator 1 | Apr 03, 2009 | 1 | 2:44 | Hollywood, Florida, US |
| Niederlage | 15-2 | Shinya Aoki | Submission (heel hook) | | Dynamite!! 2008 | Dec 31, 2008 | 1 | 1:32 | Saitama, Saitama, Japan |
| Sieg | 15-1 | Tatsuya Kawajiri | TKO (punches) |  | Dream 5 | Jul 21, 2008 | 1 | 7:35 | Osaka, Japan, Japan |
| Sieg | 14-1 | Joachim Hansen | Decision (unanimous) | | Dream 3 | May 11, 2008 | 2 | 5:00 | Saitama, Japan , Japan |
| Sieg | 13-1 | Andre Amade | TKO (punches) | | Dream 1 | Mar 15, 2008 | 1 | 6:47 | Saitama, Japan , Japan |
| Sieg | 12-1 | Ross Ebañez | KO (punches) | | ShoXC#January 25, 2008 card | Jan 25, 2008 | 2 | 2:32 | Atlantic City, New Jersey, US |
| Sieg | 11-1 | Matt Lee | Decision (unanimous) | | BodogFIGHT: Alvarez vs. Lee | Jul 14, 2007 | 3 | 5:00 | Trenton, New Jersey, US |
| Niederlage | 10-1 | Nick Thompson | TKO (punches) | | BodogFIGHT: Clash of the Nations | Apr 14, 2007 | 2 | 4:32 | Saint Petersburg, Russia |
| Sieg | 10-0 | Scott Henze | TKO (corner stoppage) | | BodogFIGHT: Costa Rica combat | Feb 16, 2007 | 1 | 4:13 | San José, Costa Rica |
| Sieg | 9-0 | Aaron Riley | KO (punches) | | BodogFIGHT: USA vs. Russia | Dec 02, 2006 | 1 | 1:05 | Vancouver, British Columbia, Canada |
| Sieg | 8-0 | Hidenobu Koike | TKO (punches) | | MARS 4: New Deal | Aug 26, 2006 | 1 | 1:26 | Tokyo, Japan, Japan |
| Sieg | 7-0 | Derrick Noble | KO (punches) | | MFC: Russia vs. USA | Jun 03, 2006 | 1 | 1:01 | Atlantic City, New Jersey, US |
| Sieg | 6-0 | Daisuke Hanazawa | TKO (punches) | | Euphoria: USA vs. Japan | Nov 05, 2005 | 1 | 4:00 | Atlantic City, New Jersey, US |
| Sieg | 5-0 | Danil Veselov | TKO (punches) | | Euphoria: USA vs. Russia | May 14, 2005 | 2 | 2:15 | Atlantic City, New Jersey, US |
| Sieg | 4-0 | Seichi Ikemoto | TKO (punches) | | Euphoria: USA vs. The World | Feb 26, 2005 | 2 | 4:25 | Atlantic City, New Jersey, US |
| Sieg | 3-0 | Chris Schlesinger | Submission (punches) | | Reality Fighting 7 | Oct 16, 2004 | 1 | 1:00 | Atlantic City, New Jersey, US |
| Sieg | 2-0 | Adam Fearon | Submission (punches) | | Ring of Combat 6 | Apr 24, 2004 | 1 | 2:06 | Elizabeth, New Jersey, US |
| Sieg | 1-0 | Anthony Ladonna | KO (punch) | | Ring of Combat 5 | Dec 14, 2003 | 1 | 3:57 | Elizabeth, New Jersey, US |
