Earl of Clancarty is a title that has been created twice in the Peerage of Ireland. It was created for the first time in 1658 in favour of Donough MacCarty, 2nd Viscount Muskerry, of the MacCarthy of Muskerry dynasty. He had earlier represented County Cork in the Irish House of Commons. Lord Clancarty had already been created a baronet in the Baronetage of Nova Scotia in c. 1638, before he succeeded in the viscountcy. The title of Viscount Muskerry had been created in the Peerage of Ireland in 1628 for his father Charles MacCarty. The first Earl Donough MacCarty was succeeded by his grandson Charles, the second Earl; he was the son of Charles MacCarty, Viscount Muskerry, who was killed during the Second Anglo-Dutch War. Charles, Lord Clancarty died as an infant and was succeeded by his unc