Aaron Simpson
“A-Train”
Age: 50 | Jul 20, 1974
Nationality: United States
Weight Class: Welterweight
Height: 6'0"
Weight: 170 lbs
Reach: 73.0"
Professional Record
| 17 fights | 12 wins | 5 losses |
|---|---|---|
| KO/TKOs | 6 | 3 |
| Submissions | 1 | 0 |
| Decisions | 5 | 2 |
Fight Details
| Result | Record | Opponent | Event | Date | Method | Referee | Round | Time |
|---|---|---|---|---|---|---|---|---|
| LOSS | 12 - 5 - 0 | Joshua Burkman | WSOF 2 - Arlovski vs. Johnson | March 23, 2013 | TKO (Knee and Punches) | 1 | 3:04 | |
| LOSS | 12 - 4 - 0 | Mike Pierce | UFC on FX 5 - Browne vs. Bigfoot | October 05, 2012 | KO (Punches) | Daryl Guthmiller | 2 | 0:29 |
| WIN | 12 - 3 - 0 | Kenny Robertson | UFC on Fuel TV 4 - Munoz vs. Weidman | July 11, 2012 | Decision (Unanimous) | Marcos Rosales | 3 | 5:00 |
| LOSS | 11 - 3 - 0 | Ronny Markes | UFC on Fuel TV 1 - Sanchez vs. Ellenberger | February 15, 2012 | Decision (Split) | Jim Axtell | 3 | 5:00 |
| WIN | 11 - 2 - 0 | Eric Schafer | UFC 136 - Edgar vs. Maynard 3 | October 08, 2011 | Decision (Unanimous) | Jacob Montalvo | 3 | 5:00 |
| WIN | 10 - 2 - 0 | Brad Tavares | UFC 132 - Cruz vs. Faber 2 | July 02, 2011 | Decision (Unanimous) | Josh Rosenthal | 3 | 5:00 |
| WIN | 9 - 2 - 0 | Mario Miranda | UFC Fight Night 24 - Nogueira vs. Davis | March 26, 2011 | Decision (Unanimous) | Dan Miragliotta | 3 | 5:00 |
| LOSS | 8 - 2 - 0 | Mark Munoz | UFC 123 - Rampage vs. Machida | November 20, 2010 | Decision (Unanimous) | Marc Fennell | 3 | 5:00 |
| LOSS | 8 - 1 - 0 | Chris Leben | UFC - The Ultimate Fighter 11 Finale | June 19, 2010 | TKO (Punches) | Josh Rosenthal | 2 | 4:17 |
| WIN | 8 - 0 - 0 | Tom Lawlor | UFC Fight Night 20 - Maynard vs. Diaz | January 11, 2010 | Decision (Split) | Kevin Mulhall | 3 | 5:00 |
| WIN | 7 - 0 - 0 | Ed Herman | UFC 102 - Couture vs. Nogueira | August 29, 2009 | TKO (Knee Injury) | Yves Lavigne | 2 | 0:17 |
| WIN | 6 - 0 - 0 | Tim McKenzie | UFC Fight Night 18 - Condit vs. Kampmann | April 01, 2009 | TKO (Punches) | Mario Yamasaki | 1 | 1:40 |
| WIN | 5 - 0 - 0 | David Avellan | WEC 36 - Faber vs. Brown | November 05, 2008 | KO (Punch) | Jorge Alonso | 1 | 0:18 |
| WIN | 4 - 0 - 0 | Travis Degraw | FMF 2 - Full Moon Fighting 2 | May 31, 2008 | TKO (Punches) | 3 | 3:22 | |
| WIN | 3 - 0 - 0 | Scott Dingman | Tuff-N-Uff - Thompson vs. Troyer | February 01, 2008 | TKO (Punches) | 1 | 2:40 | |
| WIN | 2 - 0 - 0 | Tim Coulson | PG 2 - Proving Grounds 2 | October 05, 2007 | TKO (Punches) | 1 | 3:44 | |
| WIN | 1 - 0 - 0 | Billy Onlewski | ACC - Arizona Cage Combat | April 16, 2000 | Submission (Rear-Naked Choke) | 1 | 4:02 |
Upcoming Major Events
UFC on ABC 8 - Hill vs. Rountree
Jun 21, 2025
UFC 317 - Oliveira vs. Topuria
Jun 28, 2025
One Championship - One on Prime Video 33
Jul 11, 2025
UFC on ESPN 70 - Lewis vs. Teixeira
Jul 12, 2025
Professional Fighters League - PFL Road to Dubai Champions Series 2 & PFL Africa 2025 First Round
Jul 19, 2025
KSW 108 - Soldaev vs. Brichta
Jul 19, 2025
UFC 318 - Holloway vs. Poirier 3
Jul 19, 2025
UFC on ABC 9 - Whittaker vs. de Ridder
Jul 26, 2025
Rizin FF - Super Rizin 4
Jul 27, 2025
One Championship - One 173
Aug 01, 2025