| Niederlage | 16-10 | Randy Couture  | Submission (rear-naked choke) |  | UFC 109 | Feb 06, 2010 | 2 | 1:09 | Las Vegas, Nevada, U.S. |
| Sieg | 16-9 | Stephan Bonnar | Decision (unanimous) |  | UFC 100 | Jul 11, 2009 | 3 | 5:00 | Las Vegas, Nevada, U.S. |
| Niederlage | 15-9 | Mauricio Rua  | TKO (punches) |  | UFC 93 | Jan 17, 2009 | 3 | 4:36 | Dublin, Ireland |
| Niederlage | 15-8 | Fedor Emelianenko  | Submission (armbar) |  | Pride 32 | Oct 21, 2006 | 2 | 1:17 | Las Vegas, Nevada, U.S. |
| Sieg | 15-7 | Mauricio Rua | TKO (arm injury) |  | Pride 31 | Feb 26, 2006 | 1 | 0:49 | Saitama, Saitama, Japan |
| Sieg | 14-7 | Milco Voorn | Submission (arm-triangle choke) | | Bushido Europe: Rotterdam Rumble | Oct 09, 2005 | 1 | 0:56 | Rotterdam, Netherlands |
| Niederlage | 13-7 | Mirko Filipović  | KO (punches) |  | Pride 29 | Feb 20, 2005 | 1 | 3:40 | Saitama, Saitama, Japan  |
| Niederlage | 13-6 | Fedor Emelianenko | Submission (armbar) |  | Pride Total Elimination 2004 | Apr 25, 2004 | 1 | 2:11 | Saitama, Saitama, Japan |
| Sieg | 13-5 | Don Frye | Decision (unanimous) |  | Pride 26 | Jun 08, 2003 | 3 | 5:00 | Yokohama, Kanagawa, Japan |
| Niederlage | 12-5 | Antonio Rodrigo Nogueira | Submission (triangle armbar) | | Pride 16 | Sep 24, 2001 | 1 | 6:10 | Osaka, Osaka, Japan |
| Sieg | 12-4 | Allan Goes | TKO (knees) |  | Pride 13 | Mar 25, 2001 | 1 | 1:19 | Saitama, Saitama, Japan |
| Sieg | 11-4 | Igor Vovchanchyn  | Submission (knees) |  | Pride Grand Prix 2000 Finals | May 01, 2000 | 2 | 3:09 | Tokyo, Japan |
| Sieg | 10-4 | Kazuyuki Fujita | TKO (corner stoppage) |  | Pride Grand Prix 2000 Finals | May 01, 2000 | 1 | 0:02 | Tokyo, Japan |
| Sieg | 9-4 | Akira Shoji | Decision (unanimous) |  | Pride Grand Prix 2000 Finals | May 01, 2000 | 1 | 15:00 | Tokyo, Japan |
| Sieg | 8-4 | Masaaki Satake | Submission (neck crank) | | Pride Grand Prix 2000 Opening Round | Jan 30, 2000 | 1 | 1:14 | Tokyo, Japan |
| Sieg | 7-4 | Ricardo Morais | Decision (unanimous) |  | Pride 8 | Nov 21, 1999 | 2 | 10:00 | Tokyo, Japan |
| Niederlage | 6-4 | Nobuhiko Takada | Submission (heel hook) |  | Pride 5 | Apr 29, 1999 | 2 | 1:44 | Nagoya, Aichi, Japan |
| Niederlage | 6-3 | Pedro Rizzo | Decision (split) | | UFC 18 | Jan 08, 1999 | 1 | 15:00 | New Orleans, Louisiana, U.S. |
| Niederlage | 6-2 | Pete Williams | KO (head kick) | | UFC 17 | May 15, 1998 | 1 | 12:38 | Mobile, Alabama, U.S. |
| Niederlage | 6-1 | Maurice Smith | Decision (unanimous) | | UFC 14 | Jul 27, 1997 | 1 | 21:00 | Birmingham, U.S. |
| Sieg | 6-0 | Dan Severn | Submission (choke) | | UFC 12 | Feb 07, 1997 | 1 | 2:57 | Dothan, Alabama, U.S. |
| Sieg | 5-0 | Brian Johnston | Submission (strikes) | | UFC 11 | Sep 20, 1996 | 1 | 2:20 | Augusta, Georgia, U.S. |
| Sieg | 4-0 | Julian Sanchez | Submission (choke) | | UFC 11 | Sep 20, 1996 | 1 | 0:45 | Augusta, Georgia, U.S. |
| Sieg | 3-0 | Don Frye | TKO (punches) | | UFC 10 | Jul 12, 1996 | 1 | 11:34 | Birmingham, Alabama, U.S. |
| Sieg | 2-0 | Gary Goodridge  | Submission (exhaustion) | | UFC 10 | Jul 12, 1996 | 1 | 7:00 | Birmingham, Alabama, U.S. |
| Sieg | 1-0 | Moti Horenstein | Submission (punches) | | UFC 10 | Jul 12, 1996 | 1 | 2:43 | Birmingham, Alabama, U.S. |
