He was born in Limerick,[1] the son of a County Cork ironmonger,[1] and master plumber.
[2] However, the 5th Dáil was short-lived, and at the September 1927 general election Horgan and all but two of his party's TDs lost their seats.
Horgan subsequently joined Cumann na nGaedheal, and stood again as a Cumann na nGaedheal candidate in Cork Borough at the 1932 and 1933 general elections, but did not regain his seat.
[4] As a member of Fine Gael, Horgan was Lord Mayor of Cork for the term from 1941 to 1942.
[6] He died at his residence, at 2, The Orchards, Glasheen Road, Cork, on 27 June 1955 aged 79.