In Greek mythology, Metion was a son of King Erechtheus of Athens or of Eupalamus son of King Erechtheus.

He fades into obscurity but his sons later drove King Pandion II out of Athens into exile. Among these sons are listed Eupalamus, Sicyon, and Daedalus who are also given other parentages.

In any case the usurping parties were in turn overthrown by the sons of Pandion,