Ḫedammu,Hurrian Apše ("Snake"), is a sea-dragon fromHurrian-Hittite mythology, which caused trouble on the Syrian coast. His Hittite counterpart wasIlluyanka.
Ḫedammu is the son of the godKumarbi andŠertapšuruḫi [de], the daughter of the personification of the sea,Kiaše. The sea-dragon possessed an enormous appetite and nearly consumed the goddessŠauška (dIŠTAR), but was eventually defeated by her charms and she gives birth to snakes from him.