Tyrrelstown GAA (Irish: CLG Bhaile an Tirialaigh) is one of six Gaelic Athletic Association (GAA) clubs based in Dublin 15 and the youngest founded in 2008 [1](the others are Castleknock, Erin Go Bragh, Garda, St Brigid's, St Peregrines and Westmanstown Gaels).

They field teams at juvenile level in football, hurling, and camogie from Under 8 through to Under 16.

The Tyrrelstown GAA Social team played in the Dublin 15 Cross Community Integration Group Cup in 2009 against St. Peregrines GAA winning 3-4 to 2-6 winning the club's first trophy.

The junior football team played their home games in St. Catherines Park for the 2012 season.

Also participating along with Tyrrelstown and St. Peregrines were fellow Dublin 15 club Erin Go Bragh and Croi Ro Naofa from Killinarden.