He played as a right wing-forward for the Louth senior football team and captained the side for several years during the Sixties.
He was part of the county panel that reached the final of the Leinster Senior Football Championship in 1960, losing by one point to Offaly.
In 1964, he was selected by Leinster and lined out for his province at right half-back in that year's Railway Cup final against Ulster.
[3] At club level Mulroy had a lengthy career with Newtown Blues, winning nine county championship medals.
[5] Also well known in political circles, Mulroy was first elected to the Drogheda Corporation and Louth County Council in 1985 as a Fianna Fáil candidate, and he was a member of Seanad Éireann from 1987 to 1989 as a Taoiseach's nominee.