| Sieg | 31-40-2 | Justin Howard | Submission (Rear-Naked Choke) |  | Square Ring Promotions - Island Fights 84 | Aug 09, 2024 | 2 | 0:57 | Pensacola, Florida, United States  |
| Cancelled Bout | | Evgeniy Ryazanov  | - |  | MFP 227: Mayor's Cup | Apr 13, 2019 | - | - | Khabarovsk, Russia |
| Niederlage | 30-40-2 | Zack Shaw | Technical Submission (Rear-Naked Choke) |  | Total Warrior Combat | Dec 01, 2018 | 1 | 3:29 | Lansing, Michigan, United States |
| Niederlage | 30-39-2 | James Freeman | Technical Submission (Rear-Naked Choke) |  | Square Ring Promotions - Island Fights 48 | Jun 02, 2018 | 2 | 0:44 | Pensacola, Florida, United States |
| Niederlage | 30-38-2 | Bruce Lutchmedial | Decision (Unanimous) |  | CamSoda Legends | Apr 26, 2018 | 3 | 5:00 | Ft. Lauderdale, Florida, United States |
| Niederlage | 30-37-2 | Brok Weaver | Decision (Split) |  | Island Fights 46: The Return of Roy Jones, Jr. | Feb 08, 2018 | 3 | 5:00 | Pensacola, Florida, United States |
| Niederlage | 30-36-2 | Cody Pfister | Submission (Rear naked choke) |  | Fist Fight Night 2 | Sep 30, 2017 | 1 | 2:36 | Amarillo, Texas, United States |
| Niederlage | 30-35-2 | Ray Cooper III | KO (punches) |  | X-1: Braddah vs. Felony | Aug 12, 2017 | 2 | 2:48 | Honolulu, Hwaii |
| Niederlage | 30-34-2 | Balajin | Submission (choke) |  | Kunlun Fight MMA 13 | Jul 06, 2017 | 2 | - | Jining, China |
| Niederlage | 30-33-2 | Zhenhong Lu  | TKO (corner stoppage) |  | Kunlun Fight MMA 11 | May 04, 2017 | 1 | 5:00 | Jining, China |
| Niederlage | 30-32-2 | Cody Stevens | Decision (unanimous) |  | RFO Big Guns 23 | Mar 24, 2017 | 3 | 5:00 | Ohio, United States |
| Niederlage | 30-31-2 | Lawrence Fitzpatrick | Submission (rear-naked choke) |  | Tanko Fighting Championships 3 | Feb 11, 2017 | 1 | 4:42 | Manchester, United States |
| Sieg | 30-30-2 | Minoru Kimura  | TKO (punches) |  | RIZIN Fighting World Grand Prix 2016: 1st Round | Sep 25, 2016 | 1 | 0:06 | Saitama, Japan |
| Sieg | 29-30-2 | Paul Rodriguez | Submission (heel hook) | | Battleground: Perry vs. Mundell | May 14, 2016 | 1 | 0:43 | Florida, United States |
| Niederlage | 28-30-2 | Matt DiMarcantonio | Decision (unanimous) |  | KOTC: Extreme Horsepower | Mar 12, 2016 | 3 | 5:00 | New York, United States |
| Sieg | 28-29-2 | Terrell Hobbs | Submission (heel hook) |  | EWC 9: Takeover | Feb 04, 2016 | 1 | 1:17 | Virginia, United States |
| Niederlage | 27-29-2 | Jimmy Zidek | Decision (split) |  | KOTC: Thunder & Lightning | Jan 08, 2016 | 3 | 5:00 | Minnesota, United States |
| Sieg | 27-28-2 | Danny Black | KO (punches) |  | KOTC: Harvest of Champions | Oct 24, 2015 | 1 | 1:41 | Iowa, United States |
| Niederlage | 26-28-2 | Ronnie Rogers | Submission (triangle choke) |  | Warfare 7: Invasion | Dec 07, 2012 | 1 | 3:45 | Carolina, United States |
| Niederlage | 26-27-2 | Johnavan Vistante | Decision (unanimous) | | Destiny MMA: Na'Koa | Sep 08, 2012 | 5 | 5:00 | Hawaii, United States |
| Niederlage | 26-26-2 | Chris McDaniel | Submission (triangle choke) | | ShoFight 20 | Jun 16, 2012 | 1 | 2:52 | Missouri, United States |
| Sieg | 26-25-2 | John Mahlow | TKO (punches) | | Art of Fighting 15 | May 15, 2012 | 1 | 3:23 | Florida, United States |
| Niederlage | 25-25-2 | Peter Grimes | Submission (guillotine choke) | | CFA 06: Palomino vs. Warfield | Apr 13, 2012 | 2 | 3:36 | Florida, United States |
| Niederlage | 25-24-2 | Luis Palomino  | KO (punch) | | CFA 04: Izquierdo vs. Cenoble | Dec 17, 2011 | 1 | 3:59 | Florida, United States |
| Sieg | 25-23-2 | Michael Casteel | TKO (slam and punches) | | KOTC: Rising Sun | Sep 10, 2011 | 1 | 0:56 | New Mexico, United Sates |
| Niederlage | 24-23-2 | Matt Muramoto | Submission (rear-naked choke) | | KOTC: Shockwave | Jul 23, 2011 | 1 | 2:48 | California, United States |
| Niederlage | 24-22-2 | Jason Gybels | Submission (rear-naked choke) | | UCS: Caged Combat 3 | Apr 16, 2011 | 3 | 4:14 | Oregon, United States |
| Niederlage | 24-21-2 | John Harris | Decision (split) | | Hess Extreme Fighting | Mar 15, 2011 | 3 | 5:00 | Florida, United States |
| Niederlage | 24-20-2 | Fabio Mello | Decision (split) | | World Extreme Fighting 45 | Jan 22, 2011 | 3 | 5:00 | Florida, United States |
| Niederlage | 24-19-2 | Drew Fickett | Submission (guillotine choke) | | Shine Fights: Lightweight Grand Prix | Sep 10, 2010 | 1 | 3:34 | Oklahoma, United Sates |
| Sieg | 24-18-2 | Harris Norwood | Submission (guillotine choke) | | WEF: World Extreme Fighting | Jul 10, 2010 | 2 | 4:55 | Florida, United States |
| Niederlage | 23-18-2 | Sterling Ford | Decision (unanimous) | | Action Fight League: Rock-N-Rumble 3 | Jun 04, 2010 | 3 | 5:00 | Florida, United States |
| Niederlage | 23-17-2 | Bobby Green | KO (punches) | | KOTC: Fight 4 Hope | Dec 17, 2009 | 1 | 2:17 | California, United States |
| Sieg | 23-16-2 | Eric Moon | KO (punches) | | KOTC: Super Stars | Aug 13, 2009 | 1 | 3:32 | California, United States |
| Niederlage | 22-16-2 | Anthony McDavitt | Decision (split) | | KOTC: Legends | Jun 06, 2009 | 3 | 3:00 | California, United States |
| Sieg | 22-15-2 | Donnie Martinez | Submission (guillotine choke) | | KOTC: Hierarchy | Oct 23, 2007 | 1 | 1:39 | New Mexico, United Sates |
| Niederlage | 21-15-2 | Victor Valenzuela | Submission (strikes) | | ShoXC: Elite Challenger Series | Aug 25, 2007 | 1 | 3:23 | Mississippi, United States |
| Sieg | 21-14-2 | Dan Loman | KO (punch) | | KOTC: Battle at the Bowl | Jul 21, 2007 | 2 | 3:15 | Wisconsin, United States |
| Sieg | 20-14-2 | Robert Martz | KO (slam) | | KOTC: Caged Chaos | Mar 10, 2007 | 1 | 0:29 | Nevada, United States |
| Sieg | 19-14-2 | KJ Noons | KO (punch) | | EliteXC: Destiny | Feb 10, 2007 | 1 | 3:43 | Mississippi, United States |
| Sieg | 18-14-2 | Adam Bourke | Submission (punches) | | KOTC: Australia | Jul 08, 2006 | 2 | - | Australia |
| Niederlage | 17-14-2 | Tatsuya Kawajiri  | Submission (kneebar) | | Pride - Bushido 11 | Jun 04, 2006 | 1 | 2:30 | Saitama, Japan |
| Niederlage | 17-13-2 | Buddy Clinton | Submission (rear-naked choke) | | KOTC: Drop Zone | Mar 18, 2006 | 1 | 0:18 | Michigan, United States |
| Niederlage | 17-12-2 | Jeff Curran | Submission (armbar) | | KOTC: Redemption on the River | Feb 17, 2006 | 1 | 4:32 | Illinois, United States |
| Sieg | 17-11-2 | Ken Kaneko | Submission (armbar) | | PRIDE FC: Shockwave 2005 | Dec 31, 2005 | 1 | 4:14 | Saitama, Japan |
| Niederlage | 16-11-2 | Urijah Faber | Technical Submission | | GC 46: Avalanche | Dec 11, 2005 | 1 | 4:38 | California, United States |
| Niederlage | 16-10-2 | Dokonjonosuke Mishima | Submission (ankle lock) | | PRIDE Bushido 9 | Sep 25, 2005 | 1 | 4:04 | Tokyo, Japan |
| Niederlage | 16-9-2 | John Gunderson | Submission (rear-naked choke) | | Gladiator Challenge 40 | Aug 13, 2005 | 2 | 1:28 | Oregon, United States |
| Unentschieden | 16-8-2 | Victor Valenzuela | Draw | | KOTC 58: Prime Time | Aug 05, 2005 | 2 | 5:00 | California, United States |
| Sieg | 16-8-1 | Gabe Rivas | TKO (injury) | | KOTC 56: Caliente | Jul 09, 2005 | 1 | 2:21 | Arizona, United States |
| Sieg | 15-8-1 | Theo McDonald | TKO (punches) | | KOTC 55: Grudge Match | Jun 17, 2005 | 1 | 4:40 | Mexico |
| Sieg | 14-8-1 | Yoshiro Maeda | KO (punch) | | PRIDE Bushido 7 | May 20, 2005 | 1 | 1:55 | Tokyo, Japan |
| Unentschieden | 13-8-1 | Gabe Rivas | Draw | | KOTC 49: Soboba | Mar 20, 2005 | 2 | 5:00 | California, United States |
| Niederlage | 13-8 | Forrest Petz | Submission (arm-triangle choke) | | KOTC 48: Payback | Feb 25, 2005 | 1 | 3:40 | Ohio, United States |
| Sieg | 13-7 | Victor Hernandez | KO (slam) | | KOTC 47: Uprising | Feb 05, 2005 | 1 | 0:11 | Mexico |
| Niederlage | 12-7 | Dave Hisquierdo | Submission (arm-triangle choke) | | KOTC 44: Revenge | Nov 14, 2004 | 2 | 1:56 | California, United States |
| Niederlage | 12-6 | Takanori Gomi | Submission (kimura) | | PRIDE Bushido 5 | Oct 14, 2004 | 1 | 5:52 | Osaka, Japan |
| Niederlage | 12-5 | Takumi Nakayama | Submission (rear-naked choke) | | KOTC 39: Hitmaster | Aug 06, 2004 | 1 | 2:46 | California, United States |
| Sieg | 12-4 | William Sriyrapai | Decision (unanimous) | | KOTC 36: Albuquerque | Jun 12, 2004 | 2 | 5:00 | California, United States |
| Sieg | 11-4 | Shad Smith | KO (punches) | | KOTC 33: After Shock | Feb 20, 2004 | 1 | 0:40 | California, United States |
| Sieg | 10-4 | Glen Mincer | KO (punches) | | World Extreme Fighting | Dec 20, 2003 | 1 | 2:08 | Florida, United States |
| Sieg | 9-4 | William Sriyrapai | Decision (split) | | KOTC 29: Renegades | Sep 05, 2003 | 2 | 5:00 | California, United States |
| Niederlage | 8-4 | Rick Davis | Decision (unanimous) | | WEFC 1: Bring It On | Jun 29, 2002 | 4 | 4:00 | Georgia |
| Sieg | 8-3 | Aristides Britto | Submission (heel hook) | | Dixie Rumble | Nov 17, 2001 | 1 | 3:09 | United States |
| Sieg | 7-3 | Scott Johnson | TKO (punches) | | Rumble in the Valley | Nov 15, 2001 | 1 | 2:00 | Florida, United States |
| Sieg | 6-3 | Gerald Strebendt | Submission (punches) | | GC 7: Casualties of War | Nov 04, 2001 | 1 | 1:40 | California, United States |
| Sieg | 5-3 | Jon Weidler | Decision (majority) | | RSF 5: New Blood Conflict | Oct 27, 2001 | 3 | 4:00 | Georgia |
| Sieg | 4-3 | Todd Carney | KO (punches) | | RSF 4: Circle of Truth | Sep 22, 2001 | 1 | - | Georgia |
| Niederlage | 3-3 | Duane Ludwig | Submission (exhaustion) | | KOTC 10: Critical Mass | Aug 04, 2001 | 2 | 2:38 | California, United States |
| Sieg | 3-2 | John Wehbey | TKO (corner stoppage) | | RSF: Circle of Truth 1 | Apr 07, 2001 | 3 | 1:12 | Georgia |
| Sieg | 2-2 | Robert Irizarry | Submission (punches) | | WEF: World Extreme Fighting: Rumble at the Rodeo 2 | Mar 17, 2001 | 3 | 1:43 | Florida, United States |
| Niederlage | 1-2 | Rich Clementi | Submission (punches) | | WEF: World Extreme Fighting: Rumble at the Rodeo 1 | Dec 16, 2000 | 1 | - | |
| Sieg | 1-1 | Todd Carney | KO (slam) | | WEF: New Blood Conflict | Aug 26, 2000 | 1 | 2:21 | |
| Niederlage | 0-1 | John Swift | Submission (rear-naked choke) | | Lionheart Invitational | Sep 01, 1999 | 1 | 12:46 | Georgia |
