Breanna Clark (born November 4, 1994) is an American Paralympic athlete who has competes in T20 category races. She was diagnosed with autism aged four years old. She has a twin brother, Rashard and their mother is Rosalyn Clark who won a silver medal in the 1976 Summer Olympics in the women's 4 x 400 metres relay. Breanna is a world, Parapan American and Paralympic champion in the races that she competes in.