| Sieg | 23-6 | Jose Augusto Azevedo  | KO (punch) |  | Bellator Light Heavyweight World Grand Prix Tournament | May 07, 2021 | 2 | 1:30 | Uncasville, Connecticut, United States  |
| Niederlage | 22-6 | Daniel Cormier | Submission (rear-naked choke) |  | UFC 210: Cormier vs Johnson 2 | Apr 08, 2017 | 2 | 3:37 | Buffalo, New York, United States |
| Sieg | 22-5 | Glover Teixeira | KO (punch) |  | UFC 202: Diaz vs McGregor 2 | Aug 20, 2016 | 1 | 0:13 | Las Vegas, Nevada, United States |
| Sieg | 21-5 | Ryan Bader | KO (punches) |  | UFC on FOX 18: Johnson vs Bader | Jan 30, 2016 | 1 | 1:26 | Newark, United States |
| Sieg | 20-5 | Jimi Manuwa  | KO (Punches) |  | UFC 191: Johnson vs Dodson 2 | Sep 05, 2015 | 2 | 0:28 | Las Vegas, Nevada, United States |
| Niederlage | 19-5 | Daniel Cormier | Submission (rear-naked choke) |  | UFC 187: Cormier vs Johnson | May 23, 2015 | 3 | 2:39 | Las Vegas, United States |
| Sieg | 19-4 | Alexander Gustafsson  | TKO (punches) |  | UFC on Fox: Gustafsson vs Johnson | Jan 24, 2015 | 1 | 2:15 | Stockholm, Sweden |
| Sieg | 18-4 | Antonio Rogério Nogueira | TKO (punches) |  | UFC on Fox: Lawler vs Brown | Jul 26, 2014 | 1 | 0:44 | San Jose, United States |
| Sieg | 17-4 | Phil Davis | Decision (unanimous) |  | UFC 172: Jones vs Teixeira | Apr 26, 2014 | 3 | 5:00 | Baltimore, United States |
| Sieg | 16-4 | Mike Kyle | KO (punch) |  | WSOF 8 | Jan 18, 2014 | 1 | 2:03 | Holywood, United States |
| Sieg | 15-4 | Andrey Arlovski  | Decision (unanimous) |  | WSOF 2: Arlovski vs Johnson | Mar 23, 2013 | 3 | 5:00 | Atlantic City, United States |
| Sieg | 14-4 | D.J. Linderman | KO (punch) | | WSOF - World Series of Fighting | Nov 03, 2012 | 1 | 3:58 | Las Vegas, United States |
| Sieg | 13-4 | Jake Rosholt | TKO (head kick) |  | XFL - Xtreme Fight Night 9 | Sep 21, 2012 | 2 | 4:22 | Oklahoma, United States |
| Sieg | 12-4 | Esteves Jones | TKO (punches) | | TFC 24 - Titan Fighting Championship 24 | Aug 24, 2012 | 2 | 0:51 | Kansas City, United States |
| Sieg | 11-4 | David Branch | Decision (unanimous) | | Titan Fighting Championships 22 | May 25, 2012 | 3 | 5:00 | Kansas City, United States |
| Niederlage | 10-4 | Vitor Belfort | Submission |  | UFC 142 | Jan 14, 2012 | 1 | 4:49 | Rio de Janeiro, Brazil |
| Sieg | 10-3 | Charlie Brenneman | TKO (head kick) | | UFC: Cruz vs Johnson | Oct 01, 2011 | 1 | 2:49 | Washington, United States |
| Sieg | 9-3 | Dan Hardy | Decision (unanimous) |  | UFC: Nogueira vs Davis | Mar 26, 2011 | 3 | 5:00 | Washington, United States |
| Niederlage | 8-3 | Josh Koscheck | Submission (rear naked choke) |  | UFC 106 | Nov 21, 2009 | 2 | 4:47 | Las Vegas, United States |
| Sieg | 8-2 | Yoshiyuki Yoshida | KO (punch) | | UFC 104 | Oct 24, 2009 | 1 | 0:41 | Los Angeles, United States |
| Sieg | 7-2 | Luigi Fioravanti | TKO (punches) | | UFC: Lauzon vs Stephens | Feb 07, 2009 | 1 | 4:39 | Tampa, Florida, United States |
| Sieg | 6-2 | Kevin Burns | KO (head kick) | | Team Nogueira vs Team Mir Finale | Dec 13, 2008 | 3 | 0:28 | Las Vegas, United States |
| Niederlage | 5-2 | Kevin Burns | TKO (eye injury) | | UFC: Silva vs Irvin | Jul 19, 2008 | 3 | 3:35 | Las Vegas, United States |
| Sieg | 5-1 | Tommy Speer | KO (punches) | | UFC Fight Night: Florian vs Lauzon | Apr 02, 2008 | 1 | 0:51 | Colorado, United States |
| Niederlage | 4-1 | Rich Clementi | Submission (rear-naked choke) | | UFC 76 | Sep 22, 2007 | 2 | 3:05 | California, United States |
| Sieg | 4-0 | Chad Reiner | KO (punches) | | UFC Fight Night: Stout vs Fisher | Jun 12, 2007 | 1 | 0:13 | Hollywood, United States |
| Sieg | 3-0 | Keith Wilson | Decision (majority) | | Rocky Mountain Nationals: Demolition | Sep 16, 2006 | 2 | 5:00 | Colorado, United States |
| Sieg | 2-0 | Rich Moskowitz | Decision (unanimous) | | Rocky Mountain Nationals: Demolition | Sep 16, 2006 | 2 | 5:00 | Denver, United States |
| Sieg | 1-0 | Jonathan Romero | TKO (punches) | | PF 2: Live MMA | Aug 16, 2006 | 1 | 1:09 | Hollywood, United States |
