Clancy, Patrick (1877–1947), trade unionist, revolutionary, and politician, was born 17 March 1877 in the family home at Grange, Bruff, Co. Limerick, second child in the large family of John Clancy (d. 1935), carpenter, of Doneraile, Co. Cork and Bridget Clancy (née Farrell) (d. 1898) of Annacotty, Co. Limerick. Clancy's father had been a supporter of the Fenian movement and his grandfather was a strong supporter of the Irish cultural revival in the latter part of the nineteenth century. Clancy's brothers included two well-known hurlers, John and Edward Egan Clancy, and George Clancy (qv), assassinated while mayor of Limerick.
Educated at St Patrick's seminary, Bruff, Patrick followed his father and grandfather into the carpentry trade and was chairman of the Limerick County Carpenters Association. A committed trade unionist, he was prominent in the Land and Labour Association and was an active member of the Irish Volunteers and the East Limerick brigade, IRA (1914–21). He was wounded in 1920. Elected a Labour TD for Limerick (1923–32), he mainly concerned himself with local issues in the dáil. Defeated in the 1932 general election when he stood as an Independent Labour candidate, he subsequently retired from politics. He died 28 February 1947 at Grange, Co. Limerick.
He married (October 1911) Bridget Higgins (d. 1921) of Skull, Fedamore, Co. Limerick. They had four children and lived at the Grange, Kilmallock, Co. Limerick.