 In 982 Aedh ua Dubhda (Aedh grandson of Dubhda), King of Uí Fiachrach Muaidhe, died "an untroubled death".He was the first of his dynasty to use the surname O Dubhda.Tiobraide, chief of Uí-Fiachrach in the time of St. Columcille, granted the land around the hill of Cnoc na Maili, now the Red Hill of Skreen, St Adomnan founded here the monastery of Skreen.