Ethan Crelinsten is a Brazilian jiu-jitsu black belt from Montreal Canada. Born on May 14, 1994, Crelinsten trains under coach John Danaher and represents the Danaher Death Squad. Known as a no-gi competitor, Crelinsten is a veteran of events such as ADCC, WNO, KASAI, Jitzking, Polaris and more. He trained extensively with coach Firas Zahabi at the TriStar gym, going from white to brown belt under the supervision of Zahabi.