Pour les articles homonymes, voir Matt Hughes (homonymie).
) est consideré comme le plus grand champion de l'Ultimate Fighting Championship. Il detient en tout cas le record du plus grand nombre de combat pour le titre gagné (8). Champion welterweight avec un palmares de 39-4-0, Hughes devait affronter son challenger Georges St-Pierre lors de l'UFC 63.
Le 19 novembre 2006, Matt Hughes perdit (par TKO à 1:25 du 2e round) son titre de champion face à son challenger Québécois Georges St-Pierre.
| 41 victoires (14 (T)KOs, 18 soumissions, 9 décisions), 5 Défaites (3 (T)KOs, 2 soumission), 0 Draws. |
| Date | Résultat | Adversaire | Nom de l'évènement | Méthode | Round | Temps |
|---|
| 03/03/2007 | Win | Chris Lytle | UFC 68 - The Uprising | Decision (Unanimous) | 3 | 5:00 | All 3 Judges Score 30-27 |
| 11/18/2006 | Loss | Georges St. Pierre | UFC 65 - Bad Intentions | TKO (Strikes) | 2 | 1:25 | Lost UFC Welterweight Title |
| 9/23/2006 | Win | B.J. Penn | UFC 63 - Hughes vs. Penn | TKO (Strikes) | 3 | 3:53 | UFC Welterweight Title |
| 5/27/2006 | Win | Royce Gracie | UFC 60 - Hughes vs. Gracie | TKO (Strikes) | 1 | 4:39 | Catchweight non-title fight |
| 11/19/2005 | Win | Joe Riggs | UFC 56 - Full Force | Submission (Kimura) | 1 | 3:28 | Non-title fight (Riggs was unable to make weight) |
| 4/16/2005 | Win | Frank Trigg | UFC 52 - Couture vs Liddell 2 | Submission (Rear Naked Choke) | 1 | 4:05 | UFC Welterweight Title |
| 10/22/2004 | Win | Georges St. Pierre | UFC 50 - The War of '04 | Submission (Armbar) | 1 | 4:59 | Regained UFC Welterweight Title |
| 6/19/2004 | Win | Renato Verissimo | UFC 48 - Payback | Decision (Unanimous) | 3 | 5:00 | |
| 1/31/2004 | Loss | B.J. Penn | UFC 46 - Supernatural | Submission (Rear Naked Choke) | 1 | 4:39 | Lost UFC Welterweight Title |
| 11/21/2003 | Win | Frank Trigg | UFC 45 - Revolution | Submission (Rear Naked Choke) | 1 | 3:54 | |
| 4/25/2003 | Win | Sean Sherk | UFC 42 - Sudden Impact | Decision (Unanimous) | 5 | 5:00 | |
| 11/22/2002 | Win | Gil Castillo | UFC 40 - Vendetta | TKO (Cut) | 1 | 5:00 | |
| 7/13/2002 | Win | Carlos Newton | UFC 38 - Brawl at the Hall | TKO (Strikes) | 4 | 3:27 | |
| 3/22/2002 | Win | Hayato Sakurai | UFC 36 - Worlds Collide | TKO (Strikes) | 4 | 3:01 | |
| 11/2/2001 | Win | Carlos Newton | UFC 34 - High Voltage | KO (Slam) | 2 | 1:27 | Won UFC Welterweight Title |
| 9/8/2001 | Win | Steve Gomm | EC 43-Extreme Challenge 43 | TKO | 2 | 3:18 | |
| 8/11/2001 | Win | Hiromitsu Kanehara | Rings-10th Anniversary | Decision (Majority) | 3 | 5:00 | |
| 7/13/2001 | Win | Chatt Lavender | EC 41-Extreme Challenge 41 | Submission (Side Choke) | 3 | 2:31 | |
| 6/16/2001 | Win | Scott Johnson | EC 40-Extreme Challenge 40 | KO | 1 | 3:24 | |
| 5/11/2001 | Win | John Cronk | Gladiators 14 | Submission (Strikes) | N/A | N/A | |
| 3/31/2001 | Win | Bruce Nelson | FCC 4-Freestyle Combat Challenge 4 | Submission (Strikes) | 1 | 3:01 | |
| 3/17/2001 | Win | Brett Al-azzawi | Rings USA-Battle of Champions | Submission (Armbar) | 1 | 3:27 | |
| 2/8/2001 | Loss | Jose Landi-Jons | Shidokan Jitsu-Warriors War 1 | KO (Knee to the Head) | 1 | 4:45 | |
| 12/16/2000 | Loss | Dennis Hallman | UFC 29 - Defense of the Belts | Submission (Armbar) | 1 | 0:20 | |
| 11/12/2000 | Win | Maynard Marcum | Rings Australia-Free Fight Battle | Submission (Keylock) | 1 | 6:29 | |
| 9/30/2000 | Win | Robbie Newman | Rings USA-Rising Stars Final | Submission (Arm Triangle Choke) | 1 | 1:40 | |
| 8/23/2000 | Win | Chris Haseman | Rings-Millennium Combine 3 | Decision (Unanimous) | 2 | 5:00 | |
| 6/29/2000 | Win | Joe Guist | EC 35-Extreme Challenge 35 | Submission (Armbar) | 1 | 2:45 | |
| 6/9/2000 | Win | Marcelo Aguiar | UFC 26 - Ultimate Field of Dreams | TKO (Cut) | 1 | 4:34 | |
| 5/21/2000 | Win | Shawn Peters | EC 32-Extreme Challenge 32 | Submission (Choke) | 1 | 2:52 | |
| 5/13/2000 | Win | Alexandre Barros | WEF 9-World Class | Decision (Unanimous) | 3 | 5:00 | |
| 4/15/2000 | Win | Eric DaVila | SB 17-SuperBrawl 17 | Submission (Keylock) | 2 | 3:24 | |
| 1/15/2000 | Win | Jorge Pereira | WEF 8-Goin' Platinum | TKO (Doctor Stoppage) | 1 | 6:00 | |
| 11/20/1999 | Win | Daniel Vianna | IE-Independent Event | TKO (Slam) | 1 | ? | |
| 11/13/1999 | Win | LaVerne Clark | EC 29-Extreme Challenge 29 | Submission (Rear Naked Choke) | 2 | 1:35 | |
| 11/13/1999 | Win | Tom Schmitz | EC 29-Extreme Challenge 29 | Submission (Eye Injury) | 1 | 0:48 | |
| 11/13/1999 | Win | Joe Doerksen | EC 29-Extreme Challenge 29 | Submission (Strikes) | 2 | 0:25 | |
| 9/24/1999 | Win | Valeri Ignatov | UFC 22 - There Can Be Only One Champion | Decision | 3 | 5:00 | |
| 5/29/1999 | Win | Akihiro Gono | Shooto-10th Anniversary Event | Decision (Unanimous) | 3 | 5:00 | |
| 4/24/1999 | Win | Erick Snyder | JKD-Challenge 4 | TKO (Slam) | N/A | N/A | |
| 4/2/1999 | Win | Joe Stern | EC 23-Extreme Challenge 23 | Submission | 1 | 2:30 | |
| 12/11/1998 | Win | Ryan Stout | ES-Extreme Shootfighting | TKO (Towel Thrown In) | 2 | 5:00 | |
| 10/17/1998 | Loss | Dennis Hallman | EC 21-Extreme Challenge 21 | TKO (Guillotine Choke) | 1 | 0:17 | |
| 10/17/1998 | Win | Dave Menne | EC 21-Extreme Challenge 21 | Decision | 1 | 15:00 | |
| 10/17/1998 | Win | Victor Hunsaker | EC 21-Extreme Challenge 21 | TKO (Strikes) | 1 | 1:39 | |
| 4/25/1998 | Win | Craig Quick | JKD-Challenge 1 | Submission (Strikes) | N/A | N/A | |