Idomeneus (son of Deucalion)

Lore & Background

In Homer's Iliad, Idomeneus is found among the first rank of the Greek generals, leading his troops and engaging the enemy head-on, escaping serious injury. He was one of the primary defenders when most other Achaean heroes were injured, fought Hector briefly, and repulsed his attack. He was one of the Achaeans to enter the Trojan Horse and killed twenty men and at least three Amazon women, including Bremusa, at Troy.

A later tradition preserved by Servius the Grammarian says that after the war, Idomeneus's ship hit a terrible storm. He promised Poseidon he would sacrifice the first living thing he saw when he returned home if Poseidon saved his ship and crew. The first living thing was his son, whom Idomeneus duly sacrificed. The gods sent a plague to Crete, and the Cretans exiled him to Calabria, Italy, and then Colophon in Asia Minor, where he died. Alternatively, Apollodorus records that Idomeneus was driven out of Crete by his foster son Leucus, who seduced and killed Idomeneus's wife Meda and usurped the throne.

Reader's Guide

Idomeneus appears in Greek mythology as a significant but secondary figure in the Trojan War, distinguished by his leadership of the Cretan contingent and his presence among the foremost Greek warriors. His story is most notable for the post-Homeric tradition of his return home, where a rash vow to Poseidon led him to sacrifice his own son, bringing divine punishment and exile. This narrative has resonated through later culture, most famously in Mozart's 1781 opera Idomeneo, which alters the ending to spare the son. The conflicting accounts of his exile—whether to Italy or Asia Minor, and whether driven out by his foster son or by the Cretans—reflect the fluidity of mythological tradition. His lineage, tracing back to King Minos and the sun god Helios, anchors him in Crete's mythical royal house. The chronicler Malalas described him as dark-skinned, curly-haired, and a berserker in battle, adding a vivid physical portrait to the literary record.

Did You Know?

• After the war, he sacrificed his son as the first living thing he saw upon returning home, fulfilling a vow to Poseidon.
• According to Marcus Terrentius Varro, the gens Salentini descended from Idomeneus.