Background
He was the son of Walter Laffan, Esquire, of Cashel in County Tipperary, Ireland, and a grandson of Richard de Courcy, Esquire, also of Cashel.
He was the son of Walter Laffan, Esquire, of Cashel in County Tipperary, Ireland, and a grandson of Richard de Courcy, Esquire, also of Cashel.
He served as parish priest for MacArky in County Tipperary, before being selected to head the Roman Catholic Archdiocese of Cashel and Emly by the Sacred Congregation for the Propagation of the Faith in 1823. Laffan was appointed by Pope Pius VII on 23 February 1823 and his papal brief was issued on 18 March 1823. He was consecrated on 6 July 1823 by Daniel Murray, Archbishop of Dublin.
He certainly enjoyed the endorsement of the Duke of Wellington.
He died in office on 3 July 1833, aged circa 39.