Érimón, (modern spelling: Éiremhón) son of Míl Espáine (and great-grandson of Breoghan, king of Celtic Galicia), according to medieval Irish legends and historical traditions, was one of the chieftains who took part in the Milesian invasion of Ireland, which conquered the island from the Tuatha Dé Danann, and one of the first Milesian High Kings.

Érimón, (modern spelling: Éiremhón) son of Míl Espáine (and great-grandson of Breoghan, king of Celtic Galicia), according to medieval Irish legends and historical traditions, was one of the chieftains who took part in the Milesian invasion of Ireland, which conquered the island from the Tuatha Dé Danann, and one of the first Milesian High Kings.