The 1985 All-Ireland Under-21 Football Championship was the 22nd staging of the All-Ireland Under-21 Football Championship since its establishment by the Gaelic Athletic Association in 1964.
Cork entered the championship as defending champions.
On 25 August 1985, Cork won the championship following a 0-14 to 1-8 defeat of Derry in the All-Ireland final.
[1] This was their sixth All-Ireland title overall and their second in successive seasons.
Semi-finals Finals