Justin Masaichi Ordinario is an American grappler from Texas and a jiu-jitsu black belt under Roy Davis who also worked extensively with coaches Alvis Solis and Pablo Silva. Ordinario made his name in this sport, mostly, while competing in the Masters division of the International Brazilian Jiu-Jitsu Federation (IBJJF) where he conquered world titles in the Gi (kimono) and no-gi ruleset as well as the Pan American Championship. Justin has a twin brother, Dustin, and a older brother Davin Ordinario, all three are accomplished BJJ black belts.