‘Brown’
He was a descendant of Brutus, the first Briton, and an ancestor of the famous knights of the Brun family (Segurant, Hector, Galehaut).
Brun was the son of Arbrun and Vagés, brother of Silhaut, the husband of Lye, and the father of Hector, Brun, Lore, and Ysille.
By the daughter of a giant, he also had another son named Hector.
Source
Palamedes | c. 1240