Birthdate: April 22, 1964
Sun Sign: Taurus
Birthplace: São Paulo, Brazil
Mario Yamasaki is a seasoned Brazilian mixed martial arts referee renowned for his contributions to the Ultimate Fighting Championship (UFC) and various other prominent organizations. Having overseen more than 400 fights in notable promotions such as UFC, Strikeforce, WEC, EliteXC, and Pride Fighting Championships, Yamasaki has cemented his reputation as a highly regarded figure in the sport. Besides his officiating roles, he is the founder and principal instructor of the International Yamasaki Academy, playing a key role in advancing the sport of mixed martial arts.
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