Domnall mac Áeda, also known as Domnall Dabaill, was a King of Ailech. He was a son of Áed Findliath mac Niall, High King of Ireland. Domnall was a half-brother of Niall Glúndub mac Áeda, a man with whom he shared the kingship of Ailech. From Domnall would descend the Mac Lochlainn dynasty.
- Occupation
- monarch
- Position held
- king of Ailech
- Died
- 915
