The 2019–20 All-Ireland Senior Club Football Championship was the 50th staging of the All-Ireland Senior Club Football Championship since its establishment by the Gaelic Athletic Association in 1970-71. The championship began on 20 October 2019 and ended on 19 January 2020. Corofin entered the championship as the defending champions. On 19 January 2020, Corofin won the championship following a 1-12 to 0-07 defeat of Kilcoo in the All-Ireland final at Croke Park. It was their fifth championship title overall, while they also became the first team to win three successive championships.