Patrick (Pat) McGuigan (10 February 1935 – 27 June 1987) was an Irish singer born in Clones, County Monaghan.

McGuigan, who spelled his name McGeegan for the stage,[1][better source needed] first came to prominence in Ireland when his single with the Big Four reached number 7 in the Irish charts in 1963.

Subsequently, he made some albums and released many singles, but never reached the Irish top twenty again.

Pat McGuigan became known in the United States after his son's world title winning victory over Eusebio Pedroza.

On 13 June 1986, he sang the American national anthem before the world championship bout between Carlos Santos and Buster Drayton in New Jersey.