Ireland was represented at the Eurovision Song Contest 1965 with the song "I'm Walking the Streets in the Rain", composed by Joe Harrigan and George Prendergast, with lyrics by Teresa Conlon, and performed by Butch Moore.

The Irish participating broadcaster, Radio Éireann (RÉ), selected its entry through a national final.

On Tuesday 9 February 1965, Radio Éireann (RÉ) held the national final at its studios in Dublin, hosted by Bunny Carr.

Twelve songs took part, with the winner chosen by voting from six regional juries.

Other participants included future Irish representative Dickie Rock (1966).