1966 All-Ireland Senior Football Championship

The 1966 All-Ireland Senior Football Championship was the 80th staging of the All-Ireland Senior Football Championship, the Gaelic Athletic Association's premier inter-county Gaelic football tournament. The championship began on 1 May 1966 and ended on 25 September 1966.

Galway entered the championship as the defending champions in search of a third successive championship title.

On 25 September 1966, Galway won the championship following a 1-10 to 0-7 defeat of Meath in the All-Ireland final. This was their seventh All-Ireland title overall and their third championship in succession.

Fermanagh's P. T. Treacy was the championship's top scorer with 4-12. Galway's Mattie McDonagh was the choice for Texaco Footballer of the Year.

Connacht Championship format change
Normal system back with just 1 Quarter-final vs 2 Semi-finals as usual.

Connacht Senior Football Championship
Quarter-final

Semi-finals

Final

Leinster Senior Football Championship
First round

Quarter-finals

Semi-finals

Final

Munster Senior Football Championship
Quarter-finals

Semi-finals

Final

Ulster Senior Football Championship
Preliminary round

Quarter-finals

Semi-finals

Final

All-Ireland Senior Football Championship
Semi-finals

Final

Miscellaneous

 * Cork stop Kerry to 9 Munster titles in a row in the Munster final.
 * The All Ireland semi-final between Meath and Down was their first ever championship meeting.
 * Galway were All Ireland Champions for the third year in a row and Connacht champions for the fourth year in a row.

Top scorers

 * Overall


 * Single game