Portlaoise GAA club is Laois's biggest and the most successful club since the inception of the Gaelic Athletic Association in Laois. It is also the most successful club in Leinster. They have won 11 Laois Senior Hurling Championship titles and a record 32 Laois Senior Football Championship titles. They are also the most successful club football team in Leinster having won the Leinster Senior Club Football Championship title on seven occasions. The club colours are white with a green hoop.
Although better known for it's football achievements, Portlaoise is also one of the strongest hurling clubs in Laois. It has 11 senior hurling titles to it's name. The most recent win came in 2004 but they have reached four finals since then.
Portlaoise has reached the Leinster club hurling final twice; coincidentally losing to Rathnure of Wexford on both occasions.
Senior County Titles (11)
1928, 1943, 1981, 1982, 1983, 1984, 1987, 1989, 1991, 1998, 2004