— Phelim Bacagh, chief of Clandeboye, [198]
— of Clandeboye, Phelim Roe, [258]
O’Neills, the, of Clandeboye, [129], [142], [239], [362]
— the, [40], [120], [211], [212], [239], [385], [399]
— of Tyrone, [62], [66], [86], [90]
O’Nolans, the, of Forth in Carlow, [57], [86], [210]
Oransay, [13]
O’Reilly, Farrell, chief of Brefny-O’Reilly (this consisted of Cavan, except Tullyhaw and Tullyhunco), [154]
— Malachias, brother and successor to Farrell, [221], [222], [238], [349], [375], [376]