| 2026-07-18 | UFC Fight Night: du Plessis vs. Usman | Middleweight | Dricus du Plessis def. Kamaru Usman | Decision (unanimous) (50–45, 49–46, 49–46) | 5 | 5:00 |
| 2025-06-14 | UFC on ESPN: Usman vs. Buckley | Welterweight | Kamaru Usman def. Joaquin Buckley | Decision (unanimous) (49–46, 49–46, 48–47) | 5 | 5:00 |
| 2023-10-21 | UFC 294: Makhachev vs. Volkanovski 2 | Middleweight | Khamzat Chimaev def. Kamaru Usman | Decision (majority) (29–27, 29–27, 28–28) | 3 | 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 |
| 2018-11-30 | The Ultimate Fighter: Heavy Hitters Finale | Welterweight | Kamaru Usman def. Rafael dos Anjos | Decision (unanimous) (50–43, 49–45, 48–47) | 5 | 5:00 |
| 2018-05-19 | UFC Fight Night: Maia vs. Usman | Welterweight | Kamaru Usman def. Demian Maia | Decision (unanimous) (50–45, 49–46, 49–46) | 5 | 5:00 |
| 2018-01-14 | UFC Fight Night: Stephens vs. Choi | Welterweight | Kamaru Usman def. Emil Weber Meek | Decision (unanimous) (30–27, 30–27, 30–27) | 3 | 5:00 |
| 2017-09-16 | UFC Fight Night: Rockhold vs. Branch | Welterweight | Kamaru Usman def. Sérgio Moraes | KO (punch) | 1 | 2:48 |
| 2017-04-08 | UFC 210: Cormier vs. Johnson 2 | Welterweight | Kamaru Usman def. Sean Strickland | Decision (unanimous) (30–27, 30–26, 30–26) | 3 | 5:00 |
| 2016-11-19 | UFC Fight Night: Bader vs. Nogueira 2 | Welterweight | Kamaru Usman def. Warlley Alves | Decision (unanimous) (29–27, 30–26, 29–28) | 3 | 5:00 |
| 2016-07-23 | UFC on Fox: Holm vs. Shevchenko | Welterweight | Kamaru Usman def. Alexander Yakovlev | Decision (unanimous) (30–25, 30–25, 30–25) | 3 | 5:00 |
| 2015-12-19 | UFC on Fox: dos Anjos vs. Cowboy 2 | Welterweight | Kamaru Usman def. Leon Edwards | Decision (unanimous) (29–28, 30–27, 29–28) | 3 | 5:00 |
| 2015-07-12 | The Ultimate Fighter: American Top Team vs. Blackzilians Finale | Welterweight | Kamaru Usman def. Hayder Hassan | Submission (arm-triangle choke) | 2 | 1:19 |