He was the grandson of Bruidge mac Nath Í (died 579), a previous king.
[2] He is also mentioned in a poem in the genealogies about the royal fort at Rathangan, County Kildare.
Áed took the side of the Síl nÁedo Sláine branch versus the Clann Cholmáin in the feud among the southern Ui Neill.
As a result he was slain in 604 on the same day as Áed Sláine in the interests of Conall Guthbinn (died 635), king of Uisnech.
[4] His son Ailill mac Áedo Róin was a king of the Uí Failge.