– three-time World Champion Alejandro Puerto – Olympic Champion and two-time World Champion Mohammad Ali Sanatkaran – World Champion Hideaki Tomiyama – Olympic Champion and two-time World Champion Boris Gurevich – Olympic Champion Osamu Watanabe – Olympic Champion and two-time World Champion Aleksandr Ivanitsky – Olympic Champion and four-time World Champion Kyle Snyder – Olympic Champion and three-time World Champion Ebrahim Javadi - four-time World Champion Haji Aliyev – three-time World Champion Toghrul Asgarov – Olympic Champion Kenny Monday – Olympic Champion and World Champion Mansour Barzegar – World Champion Women Saori Yoshida – three-time Olympic Champion and thirteen-time World Champion Kaori Icho – four-time Olympic Champion and ten-time World Champion Hitomi Obara – Olympic Champion and eight-time World Champion Yayoi Urango Christine Nordhagen – six-time World Champion Shoko Yoshimura – five-time World Champion Liu Dongfeng – five-time World Champion Zhong Xiue – five-time World Champion Nikola Hartmann – five-time World Champion Stanka Zlateva – five-time World Champion Adeline Gray – six-time World Champion Gudrun Høie – four-time World Champion Line Johansen – two-time World Champion Iryna Merleni – Olympic Champion and three-time World Champion Tricia Saunders – four-time World Champion Anna Gomis – four-time World Champion Kristie Marano – two-time World Champion Seiko Yamamoto – four-time World Champion Kyoko Hamaguchi – five-time World Champion Jing Ruixue – two-time World Champion Chiharu Icho – three-time World Champion Martine Dugrenier – three-time World Champion Tamyra Mensah-Stock – Olympic Champion and two-time World Champion Mixed martial arts Men Dan Severn – only UFC Triple Crown Champion in history, member of UFC Hall of Fame Ken Shamrock – first UFC Superfight Champion, member of UFC Hall of Fame Don Frye – member of UFC Hall of Fame Kazushi Sakuraba – UFC Japan champion Mark Coleman – first UFC Heavyweight Champion, member of UFC Hall of Fame Randy Couture – six-time UFC Champion, oldest champion in UFC history at 43, member of UFC Hall of Fame Tito Ortiz – former Light Heavyweight Champion, member of UFC Hall of Fame Kevin Randleman – former UFC Heavyweight Champion, member of UFC Hall of Fame Daniel Cormier – Olympic freestyle wrestler, former Light Heavyweight Champion and Heavyweight Champion, member of UFC Hall of Fame Askar Askarov – Gold medalist at 2017 Summer Deaflympics, UFC fighter Brock Lesnar – former UFC Heavyweight Champion Yoel Romero – Olympic silver medalist, UFC fighter Henry Cejudo – Olympic gold medalist, former