Abt 1375-1444
| Prince of Clanaboy Aedh Budh Hugh Boy O'Neill | |
| B: | Abt 1375 |
| Eden-duff-carrick Castle, , Antrim, Ulster, Ireland | |
| D: | 1444 |
| Lveagh, , Ireland | |
Abt 1385-1493
| Finola O'Connor | |
| B: | Abt 1385 |
| , Offaly, Leinster, Ireland | |
| D: | 1493 |
| Convent of Killeigh, Killeigh, Offaly, Leinster, Ireland | |
Abt 1350-Abt 1426
| Lord of Clanaboy Brian Ballach O'Neill | |
| B: | Abt 1350 |
| , , , Ireland | |
| D: | Abt 1426 |
Abt 1325-1395
| Prince of Clanaboy Mac Ui Buidhe O'Neill | |
| B: | Abt 1325 |
| , , , Ireland | |
| D: | 1395 |
Abt 1290-1347
| Prince of Clanaboy Henry O'Neill | |
| B: | Abt 1290 |
| , , , Ireland | |
| D: | 1347 |
Abt 1260-1295
| Prince of Tyrone and Clanaboy Brian O'Neill | |
| B: | Abt 1260 |
| , Tyrone, Northern Ireland, United Kingdom | |
| D: | 1295 |
Abt 1225-1283
| Prince of Tirowen Aodh Budh Hugh O'Neill | |
| B: | Abt 1225 |
| Ailech, , Northern Ireland, United Kingdom | |
| D: | 1283 |
Abt 1230-Yes, date unknown
| Eleanor De Nangle | |
| B: | Abt 1230 |
| , , , Ireland | |
| D: | Yes, date unknown |
Abt 1200-1234
| Domnall O'Neill | |
| B: | Abt 1200 |
| , , , Ireland | |
| D: | 1234 |
| King of Ulster Hugh Dubh O' Neill | |
| B: | Abt 1170 |
| , , , Ireland | |
| D: | Abt 1230 |
Abt 1145-1177
| King of the Cineal Owen Aodh Macaem O' Neill | |
| B: | Abt 1145 |
| Ulster, , Ireland | |
| D: | 1177 |
Abt 1110-1160
| King of Tir Eogain Mortogh Muighe O' Neill | |
| B: | Abt 1110 |
| Ulster, , Ireland | |
| D: | 1160 |
Bef 1070-Yes, date unknown
| King of Tir Eogain Teige Glinne O' Neill | |
| B: | Bef 1070 |
| Ulster, , Ireland | |
| D: | Yes, date unknown |
|
Abt 1045-1170
| Connor na-Fiodhbha O' Neill | |
| B: | Abt 1045 |
| Ulster, , Ireland | |
| D: | 1170 |