He was the son of Conall Cremthainne (died 480) and grandson of Niall Noígíallach. Il est le fils de Conall Cremthainne († 480) et le petit-fils de Niall Noigiallach.
2.
Part of the Southern Uí Néill—they were the kings of Brega—they claimed descent from Niall Noígiallach and his son Conall Cremthainne. Faisant partie des Ui Neill du sud —ils étaient les rois de Brega— ils prétendaient descendre de Niall Noigiallach et de son fils Conall Cremthainne.