Gabriel Henrique Oliveira is a professional grappler, representative of the Alliance Jiu-Jitsu Academy - Porto Alegre as well as Brazilian jiu-jitsu black belt under Mario Reis, who worked extensively with Rodrigo Reis prior to his time with Reis. Gabriel is widely regarded as one of the top competitors of his generation, particularly with the gi (kimono), a reputation earned after his wins at the International Brazilian Jiu-Jitsu Federation (IBJJF) World and Pan American titles as a brown belt (2019).