Three entries with the name Brun.
Brun
Descendant of Brutus and ancestor of the famous knights of the “Brun” family. He was the son of Brun of the Savage Realm and Lye, and the husband of Pamphille, and the father of Yrlande and Gialle.
Source
Palamedes | c. 1240
Brun
A giant who attacked Britain and was killed by Uther Pendragon.
Source
Palamedes | c. 1240
Brun
A knight slain by Gawaine.
He was the son of Urpin of the Mountain and the brother of the Lady Bloisine. His sister plotted to avenge his death but ended up falling in love with Gawaine.
Source
Fourth Continuation of Chrétien’s Perceval | Gerbert de Montreuil, c. 1230