Tír Fhíacrach Múaidhe
is a territory in County Sligo in northwest Ireland. It is now represented by the barony of Tireragh.
It was the land of Fiachrae, son of Eochaid Mugmedon.History
Ua Dubhda were kings of Tir Fhiacrach. In 982 Aedh ua 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.
In 598 AD the battle of Aughris was fought between the Cinél Cairbre and the Cinél Fiacrach.Aedh ua Dubhda
