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