Biography
He was the son of Ferteth, Earl of Strathearn{{sfn, Neville, 2002, p=457 and his wife Ethen, and first appears on record in 1164, as a witness to a charter by KingMarriage and issue
Gille Brigte married twice. His first wife was Matilda de Albini Brito, daughter of William de Albini Brito.{{sfn, Neville, 2002, p=457 His second wife was Ysenda, a lady who held lands in Abercairny and had two brothers, Sir Richard and Galfric of Gask. By his first wife Matilda, he had seven sons and three daughters: * Gille Críst, held the lands of Kinveachy andReferences
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* {{cite journal , last=Neville , first=Cynthia J. , title= Native Lords and the Church in Thirteenth-Century Strathearn, Scotland , journal=The Journal of Ecclesiastical History , volume=53 , issue=3 (July) , year=2002 , publisher=Cambridge University Press * Neville, Cynthia J., ''Native Lordship in Medieval Scotland: The Earldoms of Strathearn and Lennox, c. 1140–1365'' (Portland & Dublin, 2005). * ''