| 2026-08-15 | UFC 330: Makhachev vs. Machado Garry | Welterweight | Islam Makhachev def. Ian Machado Garry title | Decision (unanimous) (49–46, 49–46, 48–47) | 5 | 5:00 |
| 2025-11-15 | UFC 322: Della Maddalena vs. Makhachev | Welterweight | Islam Makhachev def. Jack Della Maddalena title | Decision (unanimous) (50–45, 50–45, 50–45) | 5 | 5:00 |
| 2025-05-10 | UFC 315: Muhammad vs. Della Maddalena | Welterweight | Jack Della Maddalena def. Belal Muhammad title | Decision (unanimous) (48–47, 48–47, 49–46) | 5 | 5:00 |
| 2024-07-27 | UFC 304: Edwards vs. Muhammad 2 | Welterweight | Belal Muhammad def. Leon Edwards title | Decision (unanimous) (48–47, 48–47, 49–46) | 5 | 5:00 |
| 2023-12-16 | UFC 296: Edwards vs. Covington | Welterweight | Leon Edwards def. Colby Covington title | Decision (unanimous) (49–46, 49–46, 49–46) | 5 | 5:00 |
| 2023-03-18 | UFC 286: Edwards vs. Usman 3 | Welterweight | Leon Edwards def. Kamaru Usman title | Decision (majority) (48–46, 48–46, 47–47) | 5 | 5:00 |
| 2022-08-20 | UFC 278: Usman vs. Edwards 2 | Welterweight | Leon Edwards def. Kamaru Usman title | KO (head kick) | 5 | 4:04 |
| 2021-11-06 | UFC 268: Usman vs. Covington 2 | Welterweight | Kamaru Usman def. Colby Covington title | Decision (unanimous) (48–47, 48–47, 49–46) | 5 | 5:00 |
| 2021-04-24 | UFC 261: Usman vs. Masvidal 2 | Welterweight | Kamaru Usman def. Jorge Masvidal title | KO (punch) | 2 | 1:02 |
| 2021-02-13 | UFC 258: Usman vs. Burns | Welterweight | Kamaru Usman def. Gilbert Burns title | TKO (punches) | 3 | 0:34 |
| 2020-07-12 | UFC 251: Usman vs. Masvidal | Welterweight | Kamaru Usman def. Jorge Masvidal title | Decision (unanimous) (50–45, 50–45, 49–46) | 5 | 5:00 |
| 2019-12-14 | UFC 245: Usman vs. Covington | Welterweight | Kamaru Usman def. Colby Covington title | TKO (punches) | 5 | 4:10 |
| 2019-03-02 | UFC 235: Jones vs. Smith | Welterweight | Kamaru Usman def. Tyron Woodley title | Decision (unanimous) (50–44, 50–44, 50–45) | 5 | 5:00 |
| 2018-09-08 | UFC 228: Woodley vs. Till | Welterweight | Tyron Woodley def. Darren Till title | Submission (brabo choke) | 2 | 4:19 |
| 2018-06-09 | UFC 225: Whittaker vs. Romero 2 | Welterweight | Colby Covington def. Rafael dos Anjos title | Decision (unanimous) (49–46, 48–47, 48–47) | 5 | 5:00 |
| 2017-07-29 | UFC 214: Cormier vs. Jones 2 | Welterweight | Tyron Woodley def. Demian Maia title | Decision (unanimous) (50–45, 49–46, 49–46) | 5 | 5:00 |
| 2017-03-04 | UFC 209: Woodley vs. Thompson 2 | Welterweight | Tyron Woodley def. Stephen Thompson title | Decision (majority) (48–47, 47–47, 48–47) | 5 | 5:00 |
| 2016-11-12 | UFC 205: Alvarez vs. McGregor | Welterweight | Tyron Woodley vs. Stephen Thompson title | Draw (majority) (47–47, 47–47, 48–47) | 5 | 5:00 |
| 2016-07-30 | UFC 201: Lawler vs. Woodley | Welterweight | Tyron Woodley def. Robbie Lawler title | KO (punches) | 1 | 2:12 |
| 2016-01-02 | UFC 195: Lawler vs. Condit | Welterweight | Robbie Lawler def. Carlos Condit title | Decision (split) (47–48, 48–47, 48–47) | 5 | 5:00 |
| 2015-07-11 | UFC 189: Mendes vs. McGregor | Welterweight | Robbie Lawler def. Rory MacDonald title | TKO (punches) | 5 | 1:00 |
| 2014-12-06 | UFC 181: Hendricks vs. Lawler II | Welterweight | Robbie Lawler def. Johny Hendricks title | Decision (split) (48–47, 47–48, 49–46) | 5 | 5:00 |
| 2014-03-15 | UFC 171: Hendricks vs. Lawler | Welterweight | Johny Hendricks def. Robbie Lawler title | Decision (unanimous) (48–47, 48–47, 48–47) | 5 | 5:00 |
| 2013-11-16 | UFC 167: St-Pierre vs. Hendricks | Welterweight | Georges St-Pierre def. Johny Hendricks title | Decision (split) (47–48, 48–47, 48–47) | 5 | 5:00 |
| 2013-03-16 | UFC 158: St-Pierre vs. Diaz | Welterweight | Georges St-Pierre def. Nick Diaz title | Decision (unanimous) (50–45, 50–45, 50–45) | 5 | 5:00 |
| 2012-11-17 | UFC 154: St-Pierre vs. Condit | Welterweight | Georges St-Pierre def. Carlos Condit title | Decision (unanimous) (49–46, 50–45, 50–45) | 5 | 5:00 |
| 2012-02-04 | UFC 143: Diaz vs. Condit | Welterweight | Carlos Condit def. Nick Diaz title | Decision (unanimous) (48–47, 49–46, 49–46) | 5 | 5:00 |
| 2011-04-30 | UFC 129: St-Pierre vs. Shields | Welterweight | Georges St-Pierre def. Jake Shields title | Decision (unanimous) (48–47, 50–45, 48–47) | 5 | 5:00 |
| 2010-12-11 | UFC 124: St-Pierre vs. Koscheck 2 | Welterweight | Georges St-Pierre def. Josh Koscheck title | Decision (unanimous) (50–45, 50–45, 50–45) | 5 | 5:00 |
| 2010-03-27 | UFC 111: St-Pierre vs. Hardy | Welterweight | Georges St-Pierre def. Dan Hardy title | Decision (unanimous) (50–43, 50–44, 50–45) | 5 | 5:00 |
| 2009-07-11 | UFC 100 | Welterweight | Georges St-Pierre def. Thiago Alves title | Decision (unanimous) (50–45, 50–44, 50–45) | 5 | 5:00 |
| 2009-01-31 | UFC 94: St-Pierre vs. Penn 2 | Welterweight | Georges St-Pierre def. B.J. Penn title | TKO (corner stoppage) | 4 | 5:00 |
| 2008-08-09 | UFC 87: Seek and Destroy | Welterweight | Georges St-Pierre def. Jon Fitch title | Decision (unanimous) (50–43, 50–44, 50–44) | 5 | 5:00 |
| 2008-04-19 | UFC 83: Serra vs. St-Pierre 2 | Welterweight | Georges St-Pierre def. Matt Serra title | TKO (knees) | 2 | 4:45 |
| 2007-12-29 | UFC 79: Nemesis | Welterweight | Georges St-Pierre def. Matt Hughes title | Submission (armbar) | 2 | 4:54 |
| 2007-04-07 | UFC 69: Shootout | Welterweight | Matt Serra def. Georges St-Pierre title | TKO (punches) | 1 | 3:25 |
| 2006-11-18 | UFC 65: Bad Intentions | Welterweight | Georges St-Pierre def. Matt Hughes title | TKO (head kick and punches) | 2 | 1:25 |
| 2006-09-23 | UFC 63: Hughes vs. Penn | Welterweight | Matt Hughes def. B.J. Penn title | TKO (punches) | 3 | 3:53 |
| 2005-04-16 | UFC 52: Couture vs. Liddell | Welterweight | Matt Hughes def. Frank Trigg title | Submission (rear-naked choke) | 1 | 4:05 |
| 2004-10-22 | UFC 50: The War of '04 | Welterweight | Matt Hughes def. Georges St-Pierre title | Submission (armbar) | 1 | 4:59 |
| 2004-01-31 | UFC 46: Supernatural | Welterweight | B.J. Penn def. Matt Hughes title | Submission (rear-naked choke) | 1 | 4:39 |
| 2003-11-21 | UFC 45: Revolution | Welterweight | Matt Hughes def. Frank Trigg title | Submission (standing rear-naked choke) | 1 | 3:54 |
| 2003-04-25 | UFC 42: Sudden Impact | Welterweight | Matt Hughes def. Sean Sherk title | Decision (unanimous) (49–46, 48–47, 48–45) | 5 | 5:00 |
| 2002-11-22 | UFC 40: Vendetta | Welterweight | Matt Hughes def. Gil Castillo title | TKO (doctor stoppage) | 1 | 5:00 |
| 2002-07-13 | UFC 38: Brawl at the Hall | Welterweight | Matt Hughes def. Carlos Newton title | TKO (punches) | 4 | 3:27 |
| 2002-03-22 | UFC 36: Worlds Collide | Welterweight | Matt Hughes def. Hayato Sakurai title | TKO (punches) | 4 | 3:01 |
| 2001-11-02 | UFC 34: High Voltage | Welterweight | Matt Hughes def. Carlos Newton title | KO (slam) | 2 | 1:27 |
| 2001-05-04 | UFC 31: Locked and Loaded | Welterweight | Carlos Newton def. Pat Miletich title | Submission (bulldog choke) | 3 | 2:50 |
| 2000-12-16 | UFC 29: Defense of the Belts | Welterweight | Pat Miletich def. Kenichi Yamamoto title | Submission (guillotine choke) | 2 | 1:58 |
| 2000-06-09 | UFC 26: Ultimate Field of Dreams | Welterweight | Pat Miletich def. John Alessio title | Submission (armbar) | 2 | 1:43 |
| 1999-07-16 | UFC 21: Return of the Champions | Welterweight | Pat Miletich def. André Pederneiras title | TKO (doctor stoppage) | 2 | 2:20 |
| 1999-01-08 | UFC 18: The Road to the Heavyweight Title | Welterweight | Pat Miletich def. Jorge Patino title | Decision (unanimous) | | 21:00 |
| 1998-10-16 | UFC Brazil: Ultimate Brazil | Welterweight | Pat Miletich def. Mikey Burnett title | Decision (split) | | 21:00 |