Ray Treacy Rovers fans when his penalty against Sligo helped win the FAI Cup in 1978. Treacy almost scored a hat trick for the Republic of Ireland national football team against Turkey in April 1978. The two goals he scored (along with the game's opening goal by Johnny Giles) represent the last occasion that a home-based player has scored for the senior Irish national team until 40 years later when in June 2018, Graham Burke, also a Shamrock Rovers player, scored against the United States. Treacy represented the League of Ireland in a friendly against Argentina in the Boca Junior Stadium in
Keith Treacy defeat against Leicester City on 29 December 2012 and scored the opening goal in a 2-0 win against Sheffield Wednesday on the first day of 2013. After the match, Treacy praised Dyche for giving him a second chance at Burnley. His first team return saw him make fifteen appearance and scoring once. In 2013-14 season, Treacy started the season well after scoring his first goal of the season, just three minutes after coming on as a substitute, in a 3-0 win over Yeovil Town on 17 August 2013. After the match, Treacy praiased Dyche for putting his career on track