Tai Tuivasa is an Australian professional mixed martial artist. He currently competes in the Heavyweight division in the Ultimate Fighting Championship (UFC). As of 19 March 2024, he is #10 in the UFC heavyweight rankings.

UFC Fight Night: Werdum vs. Tybura was a mixed martial arts event produced by the Ultimate Fighting Championship held on November 19, 2017, at Qudos Bank Arena in Sydney, Australia.