O’Dea, Cornelius, Papal Bishop of Kilmacduagh (1542-1576) (confounded in the text with Dermot O’Diera), [367]
O’Dempsey of Clanmalier, in Queen’s County, [131]
O’Diera, Dermot, called Papal Bishop of Kilmacduagh in text, really Papal Bishop of the minor see of Mayo, [367]
O’Dogherty of Innishowen, in Donegal, [109], [111], [285], [295]
— Eugene, Bishop of Derry (by Papal provision, 1554 to about 1569), [109], [360]
O’Donnell, Manus, chief of Tyrconnel, [54]
— Calvagh, son of Manus, chief of Tyrconnel, [7], [11], [19], [20];
seized by Shane O’Neill, [21];