The 1951 All-Ireland Minor Hurling Championship was the 21st staging of the All-Ireland Minor Hurling Championship since its establishment by the Gaelic Athletic Association in 1928. Kilkenny entered the championship as the defending champions, however, they were beaten by Galway in the All-Ireland semi-final. On 2 September 1951 Cork won the championship following a 4-4 to 1-8 defeat of Galway in the All-Ireland final. This was their sixth All-Ireland title and their first in seven championship seasons.