| 2026-07-11 | UFC 329: McGregor vs. Holloway 2 | Light Heavyweight | Robert Whittaker def. Nikita Krylov | TKO (jaw injury) | 3 | 1:01 |
| 2025-07-26 | UFC on ABC: Whittaker vs. de Ridder | Middleweight | Reinier de Ridder def. Robert Whittaker | Decision (split) (47–48, 48–47, 48–47) | 5 | 5:00 |
| 2024-10-26 | UFC 308: Topuria vs. Holloway | Middleweight | Khamzat Chimaev def. Robert Whittaker | Submission (face crank) | 1 | 3:34 |
| 2024-06-22 | UFC on ABC: Whittaker vs. Aliskerov | Middleweight | Robert Whittaker def. Ikram Aliskerov | KO (punches) | 1 | 1:49 |
| 2024-02-17 | UFC 298: Volkanovski vs. Topuria | Middleweight | Robert Whittaker def. Paulo Costa | Decision (unanimous) (29–28, 29–28, 30–27) | 3 | 5:00 |
| 2023-07-08 | UFC 290: Volkanovski vs. Rodríguez | Middleweight | Dricus du Plessis def. Robert Whittaker | TKO (punches) | 2 | 2:23 |
| 2022-09-03 | UFC Fight Night: Gane vs. Tuivasa | Middleweight | Robert Whittaker def. Marvin Vettori | Decision (unanimous) (30–27, 30–27, 29–28) | 3 | 5:00 |
| 2022-02-12 | UFC 271: Adesanya vs. Whittaker 2 | Middleweight | Israel Adesanya def. Robert Whittaker title | Decision (unanimous) (48–47, 48–47, 49–46) | 5 | 5:00 |
| 2021-04-17 | UFC on ESPN: Whittaker vs. Gastelum | Middleweight | Robert Whittaker def. Kelvin Gastelum | Decision (unanimous) (50–45, 50–45, 50–45) | 5 | 5:00 |
| 2020-10-24 | UFC 254: Khabib vs. Gaethje | Middleweight | Robert Whittaker def. Jared Cannonier | Decision (unanimous) (29–28, 29–28, 29–28) | 3 | 5:00 |
| 2020-07-26 | UFC on ESPN: Whittaker vs. Till | Middleweight | Robert Whittaker def. Darren Till | Decision (unanimous) (48–47, 48–47, 48–47) | 5 | 5:00 |
| 2019-10-05 | UFC 243: Whittaker vs. Adesanya | Middleweight | Israel Adesanya def. Robert Whittaker title | KO (punches) | 2 | 3:33 |
| 2018-06-09 | UFC 225: Whittaker vs. Romero 2 | Middleweight | Robert Whittaker def. Yoel Romero | Decision (split) (47–48, 48–47, 48–47) | 5 | 5:00 |
| 2017-07-08 | UFC 213: Romero vs. Whittaker | Middleweight | Robert Whittaker def. Yoel Romero title | Decision (unanimous) (48–47, 48–47, 48–47) | 5 | 5:00 |
| 2017-04-15 | UFC on Fox: Johnson vs. Reis | Middleweight | Robert Whittaker def. Ronaldo Souza | TKO (head kick and punches) | 2 | 3:28 |
| 2016-11-27 | UFC Fight Night: Whittaker vs. Brunson | Middleweight | Robert Whittaker def. Derek Brunson | TKO (head kick and punches) | 1 | 4:07 |
| 2016-04-23 | UFC 197: Jones vs. Saint Preux | Middleweight | Robert Whittaker def. Rafael Natal | Decision (unanimous) (29–28, 30–27, 30–27) | 3 | 5:00 |
| 2015-11-15 | UFC 193: Rousey vs. Holm | Middleweight | Robert Whittaker def. Uriah Hall | Decision (unanimous) (30–27, 30–27, 29–28) | 3 | 5:00 |
| 2015-05-10 | UFC Fight Night: Miocic vs. Hunt | Middleweight | Robert Whittaker def. Brad Tavares | KO (punches) | 1 | 0:44 |
| 2014-11-08 | UFC Fight Night: Rockhold vs. Bisping | Middleweight | Robert Whittaker def. Clint Hester | TKO (knee and punches) | 2 | 2:43 |
| 2014-06-28 | UFC Fight Night: Te Huna vs. Marquardt | Welterweight | Robert Whittaker def. Mike Rhodes | Decision (unanimous) (30–27, 30–27, 30–27) | 3 | 5:00 |
| 2014-02-22 | UFC 170: Rousey vs. McMann | Welterweight | Stephen Thompson def. Robert Whittaker | TKO (punches) | 1 | 3:43 |
| 2013-08-28 | UFC Fight Night: Condit vs. Kampmann 2 | Welterweight | Court McGee def. Robert Whittaker | Decision (split) (27–30, 30–27, 29–28) | 3 | 5:00 |
| 2013-05-25 | UFC 160: Velasquez vs. Bigfoot 2 | Welterweight | Robert Whittaker def. Colton Smith | TKO (punches) | 3 | 0:41 |
| 2012-12-15 | UFC on FX: Sotiropoulos vs. Pearson | Welterweight | Robert Whittaker def. Brad Scott | Decision (unanimous) (29–28, 29–28, 29–28) | 3 | 5:00 |