Pierce Butler was 3rd Viscount of Galmoy. He took part in the siege of Derry as a colonel of horse. He fought in the battle of the Boyne and the battle of Aughrim. He was one of the signatories of the Treaty of Limerick and was finally outlawed. In France, James II created him Earl of Newcastle and he remained there to serve as a colonel of an Irish cavalry regiment. In 1697 his estates in Ireland were confiscated.

Born:	21 March 1652
Died:	18 June 1740