The 1978 All-Ireland Under-21 Hurling Championship was the 15th staging of the All-Ireland Under-21 Hurling Championship since its establishment by the Gaelic Athletic Association in 1964.
Miscellaneous • Offaly win the Leinster title for the first time in their history. • The All-Ireland semi-final clash between Galway and Offaly is their very first meeting in the history of the championship. ==References==