The 1971 All-Ireland Under-21 Hurling Championship final was a hurling match that was played at Walsh Park, Waterford on 12 September 1971 to determine the winners of the 1971 All-Ireland Under-21 Hurling Championship, the 8th 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.