In the Iliad, Archelochus was a son of Antenor and along with his brother Acamas and Aeneas, shared the command of the Dardanians fighting on the side of the Trojans. When the Trojan army was broken up into five divisions Archelochus was one of the three leaders of his division along with the other two Dardanian leaders. Later in the Iliad he is killed by Ajax son of Telamon.