Eliezer David Raab Skaf, commonly known as David Raab, is a Brazilian jiu-jitsu black belt under Eduardo Santoro (Português) and a former member of Cia Paulista. Well known as one of the top middleweights of his generation with medals in important International Brazilian Jiu-Jitsu Federation (IBJJF) tournaments such as the Pan and Brazilian Nationals, Raab is also revered for his "ronin" lifestyle in this sport/martial art, being an independent/self-reliant competitor and highly respected member of this community.