Ireland was represented at the Eurovision Song Contest 1984 with the song "Terminal 3", written by Seán Sherrard, and performed by Linda Martin. The Irish participating broadcaster, (RTÃÂ), selected its entry through a national final.
"Terminal 3" marked Ireland's return to Eurovision following RTÃÂ's decision to opt out of the 1983 contest because of financial constraints.
(RTÃÂ) held the national final on 31 March 1984 at its studios in Dublin, hosted by Gay Byrne. Eight songs took part, with the winner chosen by voting from eight regional juries. Contestants included 1981 Irish representatives Sheeba, and Charlie McGettigan, who would go on to win Eurovision ten years down the line.
On the night of the final Martin performed 9th in the running order, following and preceding . At the end of the voting Ireland finished in second place with 137 points. The Irish jury awarded its 12 points to Sweden.