
Fight night · UFC
Cortes Acosta and Walker weigh in at 9 a.m. in Las Vegas
The short-notice heavyweight main event is Saturday, November 7, at the Meta Apex, and the UFC lists Cortes Acosta at No. 6.
UFC · Heavyweight

17–4–0
9 KO · 1 SUB · 7 DEC
Waldo Cortes Acosta fights at heavyweight in the UFC. All four losses are decisions.
He is ranked sixth. The last two fights were unanimous decisions, losses to Curtis Blaydes on September 12, 2026, and Alexander Volkov on May 9, 2026. Before that he stopped Derrick Lewis with punches at 3:14 of the second round. The only submission is a kimura of Edison Lopes.
He won the LFA heavyweight title against Thomas Petersen, then a UFC contract on Dana White’s Contender Series. Fundacion, in Barahona in the Dominican Republic, is his birthplace, and he trains at UKF Gym in Phoenix. He pitched semi-professional baseball in the Cincinnati Reds organization, started training in 2015, and turned pro in 2018.

Fight night · UFC
The short-notice heavyweight main event is Saturday, November 7, at the Meta Apex, and the UFC lists Cortes Acosta at No. 6.

Fight night · UFC
Cortes Acosta headlines against Johnny Walker on Saturday, November 7, and Hokit fights Ciryl Gane for the heavyweight title on November 14.

Fight night · UFC
Walker took the short-notice main event against Cortes Acosta on Saturday, November 7, at the Meta Apex, and he says he can fight five or ten rounds.

Fight night · UFC
This is Cortes Acosta's first UFC main event, and Johnny Walker took the bout on short notice. Cortes Acosta is ranked sixth and has lost two in a row, and Johnny Walker is unbeaten at heavyweight.
| Date | Opponent | Result | Method | Round | Time | Event |
|---|---|---|---|---|---|---|
| Curtis Blaydes | Loss | Decision (unanimous) | 3 | 5:00 | UFC Fight Night: Silva vs. Delgado | |
| Alexander Volkov | Loss | Decision (unanimous) | 3 | 5:00 | UFC 328 | |
| Derrick Lewis | Win | TKO (punches) | 2 | 3:14 | UFC 324 | |
| Shamil Gaziev | Win | KO (punches)Performance of the Night. He took the fight on two days’ notice. | 1 | 1:22 | UFC Fight Night: Tsarukyan vs. Hooker | |
| Ante Delija | Win | KO (punches)Performance of the Night. | 1 | 3:59 | UFC Fight Night: Garcia vs. Onama | |
| Sergei Pavlovich | Loss | Decision (unanimous) | 3 | 5:00 | UFC Fight Night: Walker vs. Zhang | |
| Serghei Spivac | Win | Decision (unanimous) | 3 | 5:00 | UFC 316 | |
| Ryan Spann | Win | KO (punches) | 2 | 4:48 | UFC Fight Night: Vettori vs. Dolidze 2 | |
| Robelis Despaigne | Win | Decision (unanimous) | 3 | 5:00 | UFC on ESPN: Lewis vs. Nascimento | |
| Andrei Arlovski | Win | Decision (unanimous) | 3 | 5:00 | UFC Fight Night: Ankalaev vs. Walker 2 | |
| Lukasz Brzeski | Win | KO (punches) | 1 | 3:01 | UFC Fight Night: Holloway vs. The Korean Zombie | |
| Marcos Rogério de Lima | Loss | Decision (unanimous) | 3 | 5:00 | UFC on ESPN: Song vs. Simón | |
| Chase Sherman | Win | Decision (unanimous) | 3 | 5:00 | UFC Fight Night: Nzechukwu vs. Cuțelaba | |
| Jared Vanderaa | Win | Decision (unanimous) | 3 | 5:00 | UFC Fight Night: Kattar vs. Allen | |
| Danilo Suzart | Win | TKO (punches) | 1 | 3:40 | Dana White's Contender Series 48 | |
| Thomas Petersen | Win | TKO (punches)Won the LFA heavyweight title. | 3 | 4:53 | LFA 129 | |
| Derrick Weaver | Win | TKO (punches) | 2 | 0:22 | LFA 124 | |
| Muhammed DeReese | Win | Decision (unanimous) | 3 | 5:00 | Bellator 271 | |
| Jordan Powell | Win | Decision (unanimous) | 3 | 5:00 | RUF 43 | |
| Edison Lopes | Win | Submission (kimura) | 1 | 3:12 | RUF 42 | |
| Odell Pantin | Win | KO (punch)Heavyweight debut. | 2 | 1:23 | Iron Boy MMA 11 |