According to the myth, he is the son of Tinjis from her second marriage to Hercules, and the grandson of Poseidon and Gaia. According to the myth, Sufax replaced Antaeus as a guard of the country of the Berbers (or Imazighen). He is said to be the founder of Tangier in memory to his mother.
According to the Berber mythology, many of the Berber kings are descendents of Suphax who defended their lands after defeating his enemy Antaeus. He had a son, Diodorus, who reigned over many North African Berber tribes with the help of the Olympians.