Fierabras (nickname)

Fierabras (French Fièrebrace) is a medieval nickname derived from the Latin fera brachia (wild arms) or ferox brachium (ferocious arm). It is first recorded by Pierre de Maillezais, writing c. 1060, as a nickname of William IV, Duke of Aquitaine (ruled 963–90). It can also refer to:


 * Fierabras, a fictional Saracen knight in several chansons de geste
 * William of Gellone, duke of Toulouse (r. 790–811)