[1] Colmcille most recently won the Longford Senior Football Championship in 2022 defeating Mullinalaghta by a scoreline of 1-07 to 0-08.

[2] Colmcille GFC is named for Saint Colmcille (or Saint Columba) (AD 521–597) who founded Inchmore monastery on an island nearby on Lough Gowna.

[3] The club won the very first Longford Senior Football Championship in 1890 as Columbkille St.

[5][6] Colmcille was one of Longford's first five Ladies Gaelic football teams, first playing in 1980.

[10] This Leinster GAA club related article is a stub.