Guardian of William the Conqueror
pg 1048, Burke's "Extant Peerage and Baronetage etc", 1970 Edition
pg 118, Burke's " A Genealogical History of the Dormant, Abeyant, Forfeited and Extinct Peerages of the British Empire" published 1883
pg 139, Burke's " A Genealogical History of the Dormant, Abeyant, Forfeited and Extinct Peerages of the British Empire" published 1883
Gilbert, Count of Brionne; benefactor of the Abbey of Bec in Normandy.[Burke's Peerage]
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Gilbert, Earl of Brion, had two sons, Richard, ancestor of the house ofClare, and Baldwin de Brionis. [Sir Bernard Burke, Dormant and ExtinctPeerages, Burke's Peerage, London, 1883, p. 139, Courtenay, BaronsCourtenay, Earls of Devon]
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Gislebert, surnamed Crispin, Earl of Brion, in Normandy, whose eldest son[was] Richard FitzGilbert. [Sir Bernard Burke, Dormant and ExtinctPeerages, Burke's Peerage, London, 1883, p. 118, Clare, Lords of Clare,Earls of Hertford, Earls of Gloucester]
I Count of Brionne