Antrim and Dunloy hurler Frankie McMullan was found dead at his home on Friday.
Frankie McMullan won three Ulster Championship medals
The 30-year-old defender had appeared in Croke Park in his fourth All Ireland Club final on St Patrick's Day.
He was was one of the stars of the Dunloy team over the past number of years.
He was a member of the Antrim side and collected three Ulster Championship medals in 1994, 1998 and 1999. He played at all levels for the county.
Frankie McMullan was married with two young daughters. He was the eldest of four brothers who played on the Dunloy team.
The President of the GAA, Mr Sean Kelly, extended his deepest sympathies and those of the Association to family and friends.
Dunloy manager Sean McLean said the village of Dunloy had been stunned by McMullan's death.
"I have known Frankie all my life and I cannot believe he has gone," said Mclean.