| Niederlage | 16-19 | Sai Wang | Submission (Rear-Naked Choke) |  | Rebel FC 9 | Sep 07, 2019 | 1 | 4:10 | Shanghai, China  |
| Cancelled Bout | | Shamil Zavurov  | - |  | GFC 14: Dagestan | Jul 13, 2019 | - | - | Kaspiysk, Dagestan |
| Cancelled Bout | | Shamil Zavurov | - |  | Fight Nights Academy Penza - GR Fight II | May 03, 2019 | - | - | Penza, Russia |
| Sieg | 16-18 | Matt Lagler | TKO (punches) |  | KOTC: Under Siege | May 04, 2018 | 1 | 0:24 | Alpine, California, United States |
| Niederlage | 15-18 | Karo Parisyan | TKO (punches) |  | Bellator 122 | Jul 25, 2014 | 1 | 2:06 | Temecula, California, United States |
| Niederlage | 15-17 | Nobutatsu Suzuki | TKO (punches) |  | ONE Fighting Championship: Rise to Power | May 31, 2013 | 1 | 4:17 | Pasay City, Philippines |
| Niederlage | 15-16 | Hayato Sakurai | Decision (unanimous) | | DREAM 18 | Dec 31, 2012 | 3 | 5:00 | Tokyo, Japan |
| Sieg | 15-15 | Rodrigo Ribeiro | TKO (soccer kicks and punches) | | ONE Fighting Championship: Pride of a Nation | Aug 31, 2012 | 1 | 1:00 | Manila, Philippines |
| Niederlage | 14-15 | Chris Holland | TKO (punches) | | Ring of Fire 43: Bad Blood | Jun 02, 2012 | 2 | 2:50 | Denver, Colorado, United States |
| Niederlage | 14-14 | Yoshiyuki Yoshida | Decision (unanimous) | | ONE Fighting Championship 1: Champion vs. Champion | Sep 03, 2011 | 3 | 5:00 | Kallang, Singapore |
| Sieg | 14-13 | Nick Nolte | Decision (unanimous) | | Titan Fighting Championships 17 | Mar 25, 2011 | 3 | 5:00 | Kansas City, Kansas, United States |
| Niederlage | 13-13 | Brad Tavares  | KO (knees and punches) | | UFC 125 | Jan 01, 2011 | 1 | 4:20 | Las Vegas, Nevada, United States |
| Niederlage | 13-12 | Amir Sadollah | Decision (unanimous) | | UFC 106 | Nov 21, 2009 | 3 | 5:00 | Las Vegas, Nevada, United States |
| Niederlage | 13-11 | Joe Riggs | Decision (unanimous) | | Strikeforce: Lawler vs. Shields | Jun 06, 2009 | 3 | 5:00 | St. Louis, Missouri, United States |
| Sieg | 13-10 | Olaf Alfonso | Decision (unanimous) | | PFC 10: Explosive | Sep 27, 2008 | 3 | 5:00 | Lemoore, California, United States |
| Sieg | 12-10 | Ron Verdadero | TKO (punches) | | ICON Sport: Hard Times | Aug 02, 2008 | 1 | 0:51 | Honolulu, Hawaii, United States |
| Sieg | 11-10 | Scott Jansen | KO (punch) | | Cage Rage 27 | Jul 12, 2008 | 1 | 3:20 | London, England |
| Niederlage | 10-10 | Joey Villasenor | TKO (punches) | | EliteXC: Primetime | May 31, 2008 | 1 | 1:11 | Newark, New Jersey, United States |
| Niederlage | 10-9 | Kala Hose | TKO (punches) | | ICON Sport: Baroni vs. Hose | Mar 15, 2008 | 5 | 1:45 | Honolulu, Hawaii, United States |
| Niederlage | 10-8 | Frank Shamrock | Technical submission (rear-naked choke) |  | Strikeforce Shamrock vs. Baroni | Jun 22, 2007 | 2 | 4:00 | San Jose, California, United States |
| Sieg | 10-7 | Yosuke Nishijima | Technical Submission (kimura) | | PRIDE 32 The Real Deal | Oct 21, 2006 | 1 | 3:20 | Las Vegas, Nevada, United States |
| Niederlage | 9-7 | Kazuo Misaki | Decision (unanimous) | | PRIDE Bushido 11 | Jun 04, 2006 | 2 | 5:00 | Saitama, Japan |
| Sieg | 9-6 | Yuki Kondo  | KO (punch) | | Pride Bushido 10 | Apr 02, 2006 | 1 | 0:25 | Tokyo, Tokyo, Japan |
| Niederlage | 8-6 | Ikuhisa Minowa | Decision (unanimous) | | Pride Bushido 9 | Sep 25, 2005 | 2 | 5:00 | Tokyo, Japan |
| Sieg | 8-5 | Ryo Chonan | KO (punch) | | PRIDE Bushido 8 | Jul 17, 2005 | 1 | 1:40 | Nagoya, Japan |
| Sieg | 7-5 | Ikuhisa Minowa | TKO (stomps) | | Pride Bushido 7 | May 22, 2005 | 2 | 2:04 | Ariake Coliseum, Tokyo, Japan |
| Sieg | 6-5 | Chris Cruit | Submission (armbar) | | Extreme Fighting Challenge 11 | Mar 05, 2005 | 2 | N/A | Columbus, Ohio, United States |
| Niederlage | 5-5 | Pete Sell | Submission (guillotine choke) | | UFC 51 | Feb 05, 2005 | 3 | 4:19 | Las Vegas, Nevada, United States |
| Niederlage | 5-4 | Evan Tanner | Decision (unanimous) | | UFC 48 | Jun 19, 2004 | 3 | 5:00 | Las Vegas, Nevada, United States |
| Niederlage | 5-3 | Evan Tanner | TKO (punches) | | UFC 45 | Nov 21, 2003 | 1 | 4:42 | Uncasville, Connecticut, United States |
| Niederlage | 5-2 | Matt Lindland | Decision (unanimous) | | UFC 41 | Feb 28, 2003 | 3 | 5:00 | Atlantic City, United States |
| Sieg | 5-1 | Dave Menne | KO (punches) | | UFC 39 | Sep 27, 2002 | 1 | 0:18 | Uncasville, Connecticut, United States |
| Sieg | 4-1 | Amar Suloev  | TKO (punches) | | UFC 37 | May 10, 2002 | 1 | 2:55 | Bossier City, Louisiana, United States |
| Niederlage | 3-1 | Matt Lindland | Decision (majority) | | UFC 34 | Nov 21, 2001 | 3 | 5:00 | Las Vegas, United States |
| Sieg | 3-0 | Robert Sarkozi | TKO (punches) | | WMMAA 1: MegaFights | Aug 10, 2001 | 1 | 1:05 | Atlantic City, New Jersey, United States |
| Sieg | 2-0 | Curtis Stout | Decision (unanimous) | | UFC 30 | Feb 23, 2001 | 2 | 5:00 | Atlantic City, New Jersey, United States |
| Sieg | 1-0 | John Hayes | TKO (punches) | | Vengeance at the Vanderbilt 9 | Aug 05, 2000 | 1 | 0:35 | Plainview, New York, United States |
