The 1975 All-Ireland Under-21 Hurling Championship final was a hurling match that was played at Fraher Field, Dungarvan on 11 October 1975 to determine the winners of the 1975 All-Ireland Under-21 Hurling Championship, the 12th season of the All-Ireland Under-21 Hurling Championship, a tournament organised by the Gaelic Athletic Association for the champion teams of the four provinces of Ireland.