UFC Fight Night 275: Della Maddalena vs. Prates was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on May 2, 2026, at the RAC Arena in Perth, Australia. A welterweight bout between former UFC Welterweight Champion Jack Della Maddalena and Carlos Prates headlined the event.

Cast: Carlos Prates, Jack Della Maddalena, Quillan Salkilld, Beneil Dariush, Steve Erceg, Tim Elliott