The 2008 All-Ireland Under-21 Hurling Championship final was a hurling match that was played at Croke Park, Dublin on 14 September 2008 to determine the winners of the 2008 All-Ireland Under-21 Hurling Championship, the 45th 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.