Erysichthon or Erisichthon may refer to:

Erysichthon of Thessaly, the Aeolid Erysichthon, the son of Triopas Erysichthon (son of Cecrops), the Cecropid Erysichthon, the son of Cecrops I Erysichthon of Phlegra, the son of Gaia

See also Erysichton [sic], a genus of butterfly