Achaeus (son of Poseidon)
In Greek mythology, the eponym of Achaea / From Wikipedia, the free encyclopedia
For other uses, see Achaeus (mythology).
In Greek mythology, Achaeus or Achaios (/əˈkiːəs/; Ancient Greek: Ἀχαιός Akhaiós means 'griever',[1] derived from αχος achos, 'grief, pain, woe') was the eponym of Achaea.[2]