Answer
Randy Couture and Stipe Miocic share the record for the most wins in UFC Heavyweight Championship bouts, with three victories each. Couture achieved his wins in 1997, 2000, and 2007, while Miocic won his titles in 2016, 2018, and 2021. Both fighters are considered among the greatest heavyweights in UFC history, known for their exceptional grappling skills and resilience.