Fergal mac Máel Dúin, rí Ailech, Ard-rí na h'Éireannn
Died: 718
Research Notes:
156th Monarch of Ireland between 708 and 718.
He celebrated the fair of Tailltin (which was where Fogartach Ua Cearrnaigh disturbed the fair, for he killed Maelrubha, and the son of Dubhsleibhe) in 715.