Aeson

In Greek mythology, Aeson (or Aison) was the son of Tyro and Cretheus, who also had his brothers Pheres and Amythaon. Aeson was the father of Jason and Promachus with Polymede, the daughter of Autolycus. Other sources say the mother of his children was Alcimede  or Amphinome . Aeson's mother Tyro had two other sons, Neleus and Pelias, with the god of the sea Poseidon,
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[Greek heroic] The son of Cretheus and Tyro, father of Jason. He was the king of Iolcus, but was driven away by his half-brother Pelias.