| Niederlage | 10-7-1 | Wes Sims  | TKO (referee stoppage) | | Extreme Wars 5 – Battlegrounds | Oct 06, 2006 | 1 | 1:13 | Hawaii, United States |
| Niederlage | 10-6-1 | Dave Legeno | Submission (guillotine choke) | | Cage Rage 18 | Sep 30, 2006 | 1 | 3:21 | London, England |
| Niederlage | 10-5-1 | Ikuhisa Minowa  | Submission (achilles lock) | | Pride Bushido 8 | Jul 17, 2005 | 1 | 3:11 | Nagoya, Japan |
| Sieg | 10-4-1 | Marcus Royster | Submission (forearm choke) | | Rumble on the Rock 7 | May 07, 2005 | 1 | 4:18 | Honolulu, Hawaii, United States |
| Niederlage | 9-4-1 | Ken Shamrock | KO (knee) | | UFC 48 | Jun 19, 2004 | 1 | 1:26 | Las Vegas, United States |
| Sieg | 9-3-1 | David Abbott | Submission (arm-triangle choke) | | UFC 43 | Jun 06, 2003 | 1 | 1:59 | Las Vegas, Nevada, United States |
| Sieg | 8-3-1 | Tim Lajcik | TKO (broken toe) | | WFA 2: Level 2 | Jul 05, 2002 | 1 | 1:55 | Las Vegas, Nevada, United States |
| Niederlage | 7-3-1 | Tsuyoshi Kohsaka | Decision (unanimous) | | UFC 16 | Mar 13, 1998 | 1 | 15:00 | Kenner, Louisiana, United States |
| Unentschieden | 7-2-1 | Dan Severn | Draw (time limit) | | Pride 1 | Oct 11, 1997 | 1 | 30:00 | Tokyo, Japan |
| Sieg | 7-2 | Brian Johnston | Submission (forearm choke) | | Ultimate Explosion | Apr 16, 1997 | 1 | 1:43 | Honolulu, Hawaii, United States |
| Sieg | 6-2 | Paul Varelans | TKO (corner stoppage) | | Ultimate Ultimate 1996 | Dec 07, 1996 | 1 | 9:08 | Birmingham, Alabama, United States |
| Sieg | 5-2 | Scott Bigelow | Submission (rear naked choke) | | U-Japan | Nov 17, 1996 | 1 | 2:15 | Japan |
| Sieg | 4-2 | Kazushi Sakuraba | Submission (arm-triangle choke) | | Shoot Boxing S-Cup 1996 | Jul 14, 1996 | 1 | 4:20 | Tokyo, Japan |
| Niederlage | 3-2 | Ken Shamrock | Submission (kneebar) | | UFC 8 | Feb 16, 1996 | 1 | 4:24 | Bayamón, Puerto Rico |
| Sieg | 3-1 | Patrick Smith | Submission (punches) | | United Full Contact Federation 1 | Sep 08, 1995 | 1 | 2:59 | Sapporo, Japan |
| Sieg | 2-1 | Fred Floyd | Submission (rear naked choke) | | United Full Contact Federation 1 | Sep 08, 1995 | 1 | 0:47 | Sapporo, Japan |
| Sieg | 1-1 | Patrick Smith | Submission (punches) | | K-1 Legend | Dec 10, 1994 | 1 | 3:00 | Nagoya, Japan |
| Niederlage | 0-1 | Royce Gracie  | Submission (armbar) |  | UFC 3 | Sep 09, 1994 | 1 | 4:40 | Charlotte, North Carolina, United States |
