The 1921 All-Ireland Senior Football Championship was the 35th staging of Ireland's premier Gaelic football knock-out competition.

[1][2][3] They ended Tipperary's All Ireland title in the final.

Tipperary were awarded the Munster title due to Civil War the rest of the Munster counties didn't complete in the championship.

The championship was not held due to the Irish Civil War.

Tipperary were chosen to represent the province.