| Last Fight: | Fedor Emelianenko |
| Age: | 46 |
| Height | 6'1" |
| Weight | 265 lbs |
| Nick Name: | "Rampage" |
| Nationality: | United States |
| Association: | Wolfslair Academy |
| Residence | Irvine, California, U.S. |
| Reach | 73 in (185 cm) |
| Team | Team Oyama Team Punishment Wolfslair MMA Academy Rampage Fitness Academy Team |
| Trainer | Lance Gibson,Bobby Rimmer |
| Years active | 1999–present |
| W / L | Opponent | Event/Date | Method | Referee | Round | Time |
|---|---|---|---|---|---|---|
| loss | Fedor Emelianenko | Bellator 237 - Fedor vs. Rampage Dec/29/2019 |
TKO (Punches) | Kevin MacDonald | 1 | 2:44 |
| win | Wanderlei Silva | Bellator 206 - Mousasi vs. MacDonald Sep/29/2018 |
TKO (Punches) | Mike Beltran | 2 | 4:32 |
| loss | Chael Sonnen | Bellator 192 - Jackson vs. Sonnen Jan/20/2018 |
Decision (Unanimous) | Blake Grice | 3 | 5:00 |
| loss | Muhammed Lawal | Bellator 175 - Rampage vs. King Mo 2 Mar/31/2017 |
Decision (Unanimous) | John McCarthy | 3 | 5:00 |
| win | Satoshi Ishii | Bellator 157 - Dynamite 2 Jun/24/2016 |
Decision (Split) | Mike England | 3 | 5:00 |
| win | Fabio Maldonado | UFC 186 - Johnson vs. Horiguchi Apr/25/2015 |
Decision (Unanimous) | Marc Goddard | 3 | 5:00 |
| win | Muhammed Lawal | Bellator MMA - Bellator 120 May/17/2014 |
Decision (Unanimous) | John McCarthy | 3 | 5:00 |
| win | Christian M'Pumbu | Bellator MMA - Bellator 110 Feb/28/2014 |
KO (Punches) | John McCarthy | 1 | 4:34 |
| win | Joey Beltran | Bellator MMA - Bellator 108 Nov/15/2013 |
TKO (Punches) | Dan Miragliotta | 1 | 4:59 |
| loss | Glover Teixeira | UFC on Fox 6 - Johnson vs. Dodson Jan/26/2013 |
Decision (Unanimous) | Herb Dean | 3 | 5:00 |
| loss | Ryan Bader | UFC 144 - Edgar vs. Henderson Feb/26/2012 |
Decision (Unanimous) | Leon Roberts | 3 | 5:00 |
| loss | Jon Jones | UFC 135 - Jones vs. Rampage Sep/24/2011 |
Submission (Rear-Naked Choke) | Josh Rosenthal | 4 | 1:14 |
| win | Matt Hamill | UFC 130 - Rampage vs. Hamill May/28/2011 |
Decision (Unanimous) | Herb Dean | 3 | 5:00 |
| win | Lyoto Machida | UFC 123 - Rampage vs. Machida Nov/20/2010 |
Decision (Split) | Herb Dean | 3 | 5:00 |
| loss | Rashad Evans | UFC 114 - Rampage vs. Evans May/29/2010 |
Decision (Unanimous) | Herb Dean | 3 | 5:00 |
| win | Keith Jardine | UFC 96 - Jackson vs. Jardine Mar/07/2009 |
Decision (Unanimous) | Yves Lavigne | 3 | 5:00 |
| win | Wanderlei Silva | UFC 92 - The Ultimate 2008 Dec/27/2008 |
KO (Punch) | Yves Lavigne | 1 | 3:21 |
| loss | Forrest Griffin | UFC 86 - Jackson vs. Griffin Jul/05/2008 |
Decision (Unanimous) | Yves Lavigne | 5 | 5:00 |
| win | Dan Henderson | UFC 75 - Champion vs. Champion Sep/08/2007 |
Decision (Unanimous) | John McCarthy | 5 | 5:00 |
| win | Chuck Liddell | UFC 71 - Liddell vs. Jackson May/26/2007 |
KO (Punches) | John McCarthy | 1 | 1:53 |
| win | Marvin Eastman | UFC 67 - All or Nothing Feb/03/2007 |
KO (Punches) | John McCarthy | 2 | 3:49 |
| win | Matt Lindland | WFA 4 - King of the Streets Jul/22/2006 |
Decision (Split) | Herb Dean | 3 | 5:00 |
| win | Dong Sik Yoon | Pride 31 - Dreamers Feb/26/2006 |
Decision (Unanimous) | Daisuke Noguchi | 3 | 5:00 |
| win | Hirotaka Yokoi | Pride 30 - Fully Loaded Oct/23/2005 |
TKO (Punches and Stomps) | Minoru Toyonaga | 1 | 4:05 |
| loss | Mauricio Rua | Pride FC - Total Elimination 2005 Apr/23/2005 |
TKO (Soccer Kicks) | Yuji Shimada | 1 | 4:47 |
| win | Murilo Rua | Pride 29 - Fists of Fire Feb/20/2005 |
Decision (Split) | Yuji Shimada | 3 | 5:00 |
| loss | Wanderlei Silva | Pride 28 - High Octane Oct/31/2004 |
KO (Knees) | Yuji Shimada | 2 | 3:26 |
| win | Ricardo Arona | Pride FC - Critical Countdown 2004 Jun/20/2004 |
KO (Slam) | Minoru Toyonaga | 1 | 7:32 |
| win | Ikuhisa Minowa | Pride FC - Shockwave 2003 Dec/31/2003 |
TKO (Knee) | Yuji Shimada | 2 | 1:05 |
| loss | Wanderlei Silva | Pride FC - Final Conflict 2003 Nov/09/2003 |
TKO (Knees) | Yuji Shimada | 1 | 6:28 |
| win | Chuck Liddell | Pride FC - Final Conflict 2003 Nov/09/2003 |
TKO (Corner Stoppage) | Daisuke Noguchi | 2 | 3:10 |
| win | Murilo Bustamante | Pride FC - Total Elimination 2003 Aug/10/2003 |
Decision (Split) | Minoru Toyonaga | 3 | 5:00 |
| win | Mikhail Ilyukhin | Pride 26 - Bad to the Bone Jun/08/2003 |
TKO (Submission to Knee to the Body) | Daisuke Noguchi | 1 | 6:26 |
| win | Kevin Randleman | Pride 25 - Body Blow Mar/16/2003 |
KO (Knee and Punches) | Yuji Shimada | 1 | 7:00 |
| win | Igor Vovchanchyn | Pride 22 - Beasts From The East 2 Sep/29/2002 |
TKO (Rib Injury) | Daisuke Noguchi | 1 | 7:17 |
| win | Sean Gray | KOTC 13 - Revolution May/17/2002 |
TKO (Punches) | Cecil Peoples | 3 | 0:37 |
| win | Masaaki Satake | Pride 20 - Armed and Ready Apr/28/2002 |
TKO (Slam) | Minoru Toyonaga | 1 | 7:07 |
| loss | Daijiro Matsui | Pride 18 - Cold Fury 2 Dec/23/2001 |
Disqualification (Knee to Groin) | Daisuke Noguchi | 1 | 0:14 |
| win | Yuki Ishikawa | Pride 17 - Championship Chaos Nov/03/2001 |
KO (Punches) | Keiji Shiozaki | 1 | 1:52 |
| win | Alexander Otsuka | BattlArts - BattlArts vs. the World Oct/14/2001 |
TKO (Doctor Stoppage) | 2 | 5:00 | |
| loss | Kazushi Sakuraba | Pride 15 - Raging Rumble Jul/29/2001 |
Submission (Rear-Naked Choke) | Yuji Shimada | 1 | 5:41 |
| win | Kenneth Williams | GC 4 - Collision at Colusa Jun/17/2001 |
Submission (Rear-Naked Choke) | 1 | 4:40 | |
| win | Bryson Haubrick | KOTC 8 - Bombs Away Apr/29/2001 |
TKO (Submission to Punches) | 1 | 1:48 | |
| win | Dennis Henderson | GC 3 - Showdown at Soboba Apr/07/2001 |
Submission (Kimura) | 2 | 1:15 | |
| win | Dave Taylor | GC 2 - Collision at Colusa Feb/18/2001 |
TKO (Corner Stoppage) | 1 | 5:00 | |
| win | Charlie West | GC 1 - Gladiator Challenge 1 Dec/09/2000 |
Decision (Unanimous) | 3 | 5:00 | |
| win | Rob Smith | KOTC 6 - Road Warriors Nov/29/2000 |
Decision (Unanimous) | 3 | 5:00 | |
| win | Warren Owsley | Dangerzone - Night of the Beast Oct/28/2000 |
Submission (Armbar) | 1 | 6:04 | |
| win | Ron Rumpf | CFA 2 - Continental Freefighting Alliance 2 Jul/19/2000 |
TKO (Punches) | 1 | 1:18 | |
| loss | Marvin Eastman | KOTC 4 - Gladiators Jun/24/2000 |
Decision (Unanimous) | 2 | 5:00 | |
| win | Marco Bermudaz | HBUP - Huntington Beach Underground Pancrase May/13/2000 |
Submission (Rear-Naked Choke) | 2 | N/A | |
| win | Mike Pyle | ISCF - Memphis Nov/13/1999 |
Decision (Unanimous) | 3 | 5:00 |