The 1984–85 Harty Cup was the 65th staging of the Harty Cup since its establishment in hurling by the Munster Council of Gaelic Athletic Association in 1918.

[1] The competition contested from 6 February to 24 March 1985.

St Finbarr's College unsuccessfully defended its title in the quarter-finals against St Flannan's College.

[2][3] North Monastery won the Harty Cup final, 5–06 to 1–07, on 24 March 1985 at Dr Mannix Sportsfield in Charleville, against St Flannan's College, in what was their seventh successive meeting in the final overall with a hiatus from their last meeting in 1983.

[4][5] St Colman's College's Gilbert Murphy was the top scorer with 6-01.