The 1990–91 All-Ireland Senior Club Football Championship was the 21st staging of the All-Ireland Senior Club Football Championship since its establishment by the Gaelic Athletic Association in 1970-71.
Baltinglass entered the championship as the defending champions, however, they were beaten by Thomas Davis in the Leinster Club Championship.
[1] On 17 March 1991, Lavey won the championship following a 2-09 to 0-10 defeat of Salthill-Knocknacarra in the All-Ireland final at Croke Park.
[2] It remains their only championship title.
First round Semi-finals Final Quarter-final Semi-finals Final