Greece was represented at the Eurovision Song Contest 1979 with the song "Socrates", composed by Doros Georgiadis, with lyrics by Sotia Tsotou, and performed by Elpida. The Greek participating broadcaster, the Hellenic Broadcasting Corporation (ERT), held a national final to select its entry.
The Hellenic Broadcasting Corporation (ERT) held the national final on 5 February 1979 at the Municipal Theater in Piraeus, hosted by Vasilis Tsivilikas. The winning song was chosen by a jury of 65 people who awarded each song a mark out of 10.
"" was re-titled "Socrates" for Eurovision, and was performed seventh on the evening (following 's "" by Laurent Vaguener and preceding 's "Trödler Und Co" by Peter, Sue and Marc and Pfuri, Gorps & Kniri). At the close of voting, it had received 69 points, placing 8th in a field of 19.
Elpida was accompanied on stage by Lia Vissi (who will later represent ), Polina (who was to represent , but Greece withdrew), Yiannis Samsiaris and Stelios Goulielmos, all four of them being backing vocalists.