Earl of Clanbrassil

Henry Hamilton, 2nd Earl of Clanbrassil, first creation, by Jacob Huysmans

Earl of Clanbrassil was a title that was created twice in the Peerage of Ireland, both times for members of the Hamilton family. Clanbrassil was the name of an old Gaelic territory (Clann Bhreasail) in what is now the barony of Oneilland East in the north-east of modern County Armagh, Northern Ireland.