Gormlaith, Princess of Brega & High Queen-Consort of Ireland

Gormlaith ingen Flann mac Conaing, Queen of Tara, fl. 870.

Gormlaith was a daughter of Flann mac Conaing, King of Brega. Her known siblings included Cináed mac Conaing (died 851) and Flann mac Conaing (died 868), both of whom were Kings of Brega.

She was the first wife of Flann Sinna, High-King of Ireland, by whom she had Gormflaith ingen Flann Sinna and Donnchad Donn.

Via Gormflaith, she was ancestor to the O'Neill dynasty of Ulster. Donnchad Donn was the ancestor to the Ua Mael Seachlainn kings of Mide.

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Flann Sinna

From Wikipedia, the free encyclopedia

His marriage to Gormlaith, daughter of Flann mac Conaing, King of Brega, a key ally of his stepfather, was probably the first. Known children of this marriage are Donnchad Donn, later King of Mide and of Tara, and Gormlaith.