Children |
| 1. Muirchertach Mor mac Earca O'Neill, b. Abt 430, Antrim, Ulster, Ireland , d. 527 (Age ~ 97 years) [natural] |
| 2. Fergus Mor MacErc, b. Abt 434, Antrim, Ulster, Ireland , d. 511, Kingdom of Dalriada (Scotland) (Age ~ 77 years) [natural] |
| 3. Fearadach O'Neill, b. Abt 436, Antrim, Ulster, Ireland , d. UNKNOWN [natural] |
| 4. Tigernach O'Neill, b. Abt 438, Antrim, Ulster, Ireland , d. UNKNOWN [natural] |
| 5. Mongan O'Neill, b. Abt 440, Antrim, Ulster, Ireland , d. UNKNOWN [natural] |
| 6. Dalach O'Neill, b. Abt 442, Antrim, Ulster, Ireland , d. UNKNOWN [natural] |
| 7. Maon O'Neill, b. Abt 444, Antrim, Ulster, Ireland , d. UNKNOWN [natural] |
| 8. Fergus Og O'Neill, b. Abt 446, Antrim, Ulster, Ireland , d. UNKNOWN, Scotland [natural] |
| 9. Lorne Mor MacErc, b. Abt 448, Antrim, Ulster, Ireland , d. UNKNOWN, Scotland [natural] |
| 10. Loarn Og O'Neill, b. Abt 450, Antrim, Ulster, Ireland , d. UNKNOWN, Scotland [natural] |
| 11. Angus Mor MacErc, b. Abt 452, Antrim, Ulster, Ireland , d. UNKNOWN, Scotland [natural] |
| 12. Aongus Og O'Neill, b. Abt 454, Antrim, Ulster, Ireland , d. UNKNOWN, Scotland [natural] |
|