Walo II of Chaumont-en-Vexin Walo II of Chaumont-en-Vexin Walo II (Galon II de Beaumont) (*1060; † 1098) was a viscount of Chaumont-en-Vexin and a constable of King Philip I of France. He was son of Odo (Eudes) de Beaumont, viscount of Chaumont-en-Vexin. He took a part at the First Crusade as part of the army of Hugh the Great that attempted to capture the Holy Lands, called by Pope Urban II in 1095. Walo was killed by the Turks during the Siege of Antioch on 20 May 1098. Walo was married to Humberge of Le Puiset, a sister of Everard of Le Puiset, both
Geoffrey of Vendôme monastery to Popes Urban and Paschal. He took part in the councils held at Clermont in 1095, by Pope Urban; at Saintes, in 1096, by the Apostolic Legate Amatus of Bordeaux; and at Reims, in 1131, by Innocent II (1130–43). He also strenuously defended the ecclesiastical principles in the question of investitures, which he qualified in several small tracts as heresy and simony; he wrote in the same spirit to Pope Paschal II when the latter made concessions (1111) to Emperor Henry V (1106–25). Finally, he always defended firmly the prerogatives, the rights, and the property of his abbey at