Gustavo Pires “Siri”
Gustavo Pires, commonly known as “Siri”, is a Brazilian jiu jitsu black belt under Carlos Gracie Junior, and one of the top Gracie Barra competitors in the sport’s super-heavyweight division with medals at the Pan American, No Gi World, World Masters and Brazilian National Championships. Founder of the Gracie Barra Fullerton academy, Gustavo Siri is also known for his coaching abilities, having been crucial in the development of important grapplers such as André Campos and Bruno Rocha.