He had been created Baron Mountmorres, of Castlemorres in the County of Kilkenny, on 4 May 1756, also in the Peerage of Ireland.
He had been created Baron Mountmorres on 4 May 1756. His ancestor, John Morres had been created a baronet of Castlemorres, Kilkenny on 28 March 1631 in the Baronetage of Ireland.