1942 All-Ireland Senior Football Championship

The 1942 All-Ireland Senior Football Championship was the 56th staging of Ireland's premier Gaelic football knock-out competition. Kerry entered the championship as the defending champions, however, they were defeated by Galway in the All-Ireland semi-final. Dublin won their fifteenth title, drawing level with in the all-time standings until 1946.

Munster Championship format change
Normal system in place but Limerick still refuse to take part for 1 more year.

Ulster Senior Football Championship
An objection was made and a replay ordered.

Miscellaneous

 * The All Ireland final between Galway and Dublin gave Dublin won their first All Ireland title since 1923, ending their longest drought of 19 years. They were the first champions from Leinster since Kildare in 1928. Galway lost their third All Ireland final in a row. The scoreline was repeated 41 years later in the 1983 All Ireland final.