Waldo Cortes Acosta

Waldo Cortes-Acosta is a Dominican heavyweight who transformed from professional baseball player to UFC rising contender in less than a decade. Originally from Barahona, he pitched for the Cincinnati Reds organization before an elbow injury redirected him to combat sports at age 24. After dominating the LFA as heavyweight champion and finishing opponents in the amateur ranks, he earned his UFC contract through Dana White's Contender Series in August 2022 with a first-round TKO and has been climbing the rankings ever since.

At 34 years old and ranked #5 in the UFC heavyweight division with a 17-2 pro record, Cortes-Acosta has established himself as a technical striker with devastating power in his right hand and leg kicks. He boasts nine knockout wins, five first-round finishes, and a 54% strike defense rate that belies his aggressive approach. His most notable recent victory came in January 2026 when he stopped Derrick Lewis, the UFC's all-time knockout leader, via second-round TKO at UFC 324, using patient striking and leg kicks to set up the finish.

What sets Cortes-Acosta apart is his unprecedented activity level. In 2025 alone, he fought five times (going 4-1) and tied the UFC record for most bouts in a calendar year, earning two Performance of the Night bonuses for spectacular finishes over Ante Delija and Shamil Gaziev. He accepts short-notice fights, maintains his weight year-round, and has publicly stated his hunger to build his legacy and secure a title shot. His transparency about fighting to support nine children and his willingness to compete anywhere with anyone have made him a cult hero among fans who appreciate his old-school fighter mentality. A recent unanimous decision loss to Alexander Volkov at UFC 328 in May 2026 represents his only significant setback in his last eight fights, but it has not deterred his pursuit of heavyweight supremacy.