Clare Under-21 A Football Championship

The Clare Under-21A Football Championship is an annual GAA club competition organised by the Clare County Board between the top-ranking under-21 gaelic football clubs in County Clare, Ireland.
The winners of the Clare 21AFC are presented with the John Marrinan Cup.
The current champions are Ennistymon who defeated Clondegad by 3-07 to 0-08, to win their third title in four years, and fourth overall.

List of Clare 21AFC finals

Clann Lír were an amalgamation that drew it's players from the Kilfenora, Liscannor and Michael Cusack's clubs from North Clare. Clann Lír lost the 2014 Under-21A football final to Éire Óg.Cill Cúil Gaels were an amalgamation that drew it's players from the Coolmeen, Kildysart, Kilmihil and Shannon Gaels clubs from West Clare. Cill Cúil Gaels won the 2021 Under-21A football final against Éire Óg.