Mac Giolla Dhuinn
Mac GIOLLA DHUINN—IV—M'Gillydwine, M'Gillyedwn, MacElgunn, MacElgun, Gilgunn, Kildunn, Kilgunn, Dunne, Gunn; 'son of Giolla donn' (the brown youth); an old, but rare, Sligo surname.
Alphabetical Index to Irish Surnames
Mac GIOLLA DHUINN—IV—M'Gillydwine, M'Gillyedwn, MacElgunn, MacElgun, Gilgunn, Kildunn, Kilgunn, Dunne, Gunn; 'son of Giolla donn' (the brown youth); an old, but rare, Sligo surname.
Alphabetical Index to Irish Surnames