Mac Giolla Eáin
Mac GIOLLA EÁIN—IV—MacAlean, MacClean, MacClane, MacLean, MacLaine, MacLane, &c.; 'son of Giolla Eáin' (servant of St. John); the name of a numerous and powerful clan in the western Highlands of Scotland, whose patrimony from a remote period was the island of Mull. Some of this race settled in the 17th century in the North of Ireland.
Alphabetical Index to Irish Surnames