Emily Kwok (born 5 October 1980) is a Canadian submission grappler and 3rd degree black belt Brazilian jiu-jitsu (BJJ) instructor. A former mixed martial arts (MMA) competitor with a perfect record, Kwok is the first Canadian woman to receive a Black Belt in Brazilian Jiu-Jitsu and the first to become World Champion. As one of the first females to rise to prominence, Kwok is widely regarded as an early pioneer of the BJJ scene in North America.