ElisBy Jimmy Joe·August 8, 1999Elis was a northwestern region of the Peloponnesus. The principal city of Elis was also called Elis. It was named after Eleius, grandson of Endymion. The major cities in Elis were: ElisPisaOlympia See House of Elis for the family tree. Related InformationNameElis, Ἦλις, Ἆλις (Doric).FounderEndymion