In Greek mythology, Biston /ˈbɪstən/ (Ancient Greek: Βίστων or Βιστών) was the son of Ares and Callirrhoe, daughter of river-god Nestus. His two brothers were and Edonus (eponyms of two Thracian tribes, the Odomanti and the Edoni). Alternately, he was called son of Paeon and grandson of Ares. In some accounts, he was the son of either the Muses Terpsichorus or Calliope.