Mac Giolla Mhuire
Mac GIOLLA MHUIRE—IV—M'Gilleworry, M'Gilmurry, M'Gilmore, MacIlmurray, MacElmurray, MacKilmurray, MacMurray, Kilmurry, Kilmary, Kilmore, Gilmore, Gilmour, Gilmor, Gilmer, Murry, Murray; 'son of Giolla Mhuire' (servant of Mary); the name of a family in Co. Down who were chiefs of Ui Derca Cein, in the barony of Castlereagh. They are a branch of the family of O'Morna, formerly lords of Lecale, being descended from Giolla Mhuire Ó Morna, lord of Lecale, whose death is recorded in the Annals of the Four Masters at the year 1276. The name is also in use in Scotland, where it is anglicised Morrison (i.e., Muire's son).
Alphabetical Index to Irish Surnames