The 2013 All-Ireland Under-21 Football Championship was the 50th staging of the All-Ireland Under-21 Football Championship since its establishment by the Gaelic Athletic Association in 1964.
Dublin entered the championship as the defending champions, however, they were beaten by Longford in the Leinster quarter-finals.
The All-Ireland final was played on 4 May 2013 at the Gaelic Grounds in Limerick, between Galway and Cork, in what was their third meeting in the final overall and a first meeting in 24 years. Galway won the match by 1âÂÂ14 to 1âÂÂ11 to claim their fifth championship title overall and a first tile in two years.