Mac Giolla Domhnaigh
Mac GIOLLA DOMHNAIGH—IV—MacGilldowney, MacIldowney, MacEldowney, MacDowney, Gildowney, Ildowney, Downey; 'son of Giolla Domhnaigh' (servant of the Lord); a rare Ulster surname.
Alphabetical Index to Irish Surnames
Mac GIOLLA DOMHNAIGH—IV—MacGilldowney, MacIldowney, MacEldowney, MacDowney, Gildowney, Ildowney, Downey; 'son of Giolla Domhnaigh' (servant of the Lord); a rare Ulster surname.
Alphabetical Index to Irish Surnames