| 2026-09-12 | UFC Fight Night: Silva vs. Delgado | Heavyweight | Curtis Blaydes def. Waldo Cortes-Acosta | Decision (unanimous) (29–28, 29–28, 29–28) | 3 | 5:00 |
| 2026-05-09 | UFC 328: Chimaev vs. Strickland | Heavyweight | Alexander Volkov def. Waldo Cortes-Acosta | Decision (unanimous) (30–27, 29–28, 29–28) | 3 | 5:00 |
| 2026-01-24 | UFC 324: Gaethje vs. Pimblett | Heavyweight | Waldo Cortes-Acosta def. Derrick Lewis | TKO (punches) | 2 | 3:14 |
| 2025-11-22 | UFC Fight Night: Tsarukyan vs. Hooker | Heavyweight | Waldo Cortes-Acosta def. Shamil Gaziev | KO (punch) | 1 | 1:22 |
| 2025-11-01 | UFC Fight Night: Garcia vs. Onama | Heavyweight | Waldo Cortes-Acosta def. Ante Delija | KO (punches) | 1 | 3:59 |
| 2025-08-23 | UFC Fight Night: Walker vs. Zhang | Heavyweight | Sergei Pavlovich def. Waldo Cortes-Acosta | Decision (unanimous) (30–27, 29–28, 29–28) | 3 | 5:00 |
| 2025-06-07 | UFC 316: Dvalishvili vs. O'Malley 2 | Heavyweight | Waldo Cortes-Acosta def. Serghei Spivac | Decision (unanimous) (30–27, 29–28, 29–28) | 3 | 5:00 |
| 2025-03-15 | UFC Fight Night: Vettori vs. Dolidze 2 | Heavyweight | Waldo Cortes-Acosta def. Ryan Spann | KO (punches) | 2 | 4:48 |
| 2024-05-11 | UFC on ESPN: Lewis vs. Nascimento | Heavyweight | Waldo Cortes-Acosta def. Robelis Despaigne | Decision (unanimous) (30–26, 30–27, 30–27) | 3 | 5:00 |
| 2024-01-13 | UFC Fight Night: Ankalaev vs. Walker 2 | Heavyweight | Waldo Cortes-Acosta def. Andrei Arlovski | Decision (unanimous) (29–28, 29–28, 29–28) | 3 | 5:00 |
| 2023-08-26 | UFC Fight Night: Holloway vs. The Korean Zombie | Heavyweight | Waldo Cortes-Acosta def. Łukasz Brzeski | KO (punches) | 1 | 3:01 |
| 2023-04-29 | UFC on ESPN: Song vs. Simón | Heavyweight | Marcos Rogério de Lima def. Waldo Cortes-Acosta | Decision (unanimous) (29–28, 29–28, 29–28) | 3 | 5:00 |
| 2022-11-19 | UFC Fight Night: Nzechukwu vs. Cuțelaba | Heavyweight | Waldo Cortes-Acosta def. Chase Sherman | Decision (unanimous) (30–27, 29–28, 29–28) | 3 | 5:00 |
| 2022-10-29 | UFC Fight Night: Kattar vs. Allen | Heavyweight | Waldo Cortes-Acosta def. Jared Vanderaa | Decision (unanimous) (30–27, 29–28, 29–28) | 3 | 5:00 |