Baldwin de Brionis, who, for the distinguished part he had in the Conquest, obtained from King William the Barony of Okehampton, the custody of the co. of Devon, and the government of the castle of Exeter in fee. He m. Albreda, dau. of Richard, surnamed Gos, Count of Avranche, and had, with other issue,
I. Richard, surnamed de Redvers.
II. Robert, governor of Brione.
I. Emma, m. 1st to William Avenal, and 2ndly, to William de Abrincis.
[Sir Bernard Burke, Dormant and Extinct Peerages, Burke's Peerage, London, 1883, p. 140, Courtenay, Barons Courtenay, Earls of Devon]