| Father | Date of Birth | Mother | Date of Birth |
|---|---|---|---|
High King of Ireland Niall Frossach Mac Fergaile |
0718 | Dunlaith Ingen Flaithbertaich |
0729 |
| Partner | Date of Birth | Children |
|---|---|---|
Euginis Ingen Donnchada |
bef 0765 | High King of Ireland Niall Caille O'Néill |
| Event Type | Date | Place | Description |
|---|---|---|---|
Birth |
0750 | Ireland | |
Occupation |
from 0788 to 0819 | King of Ailech | |
Occupation |
from 0797 to 0819 | High King of Ireland | |
Death |
0819 | Battle of Áth dá Ferta, Louth, Kingdom of Leinster, Ireland |