- In 1416 these works were in the hands of Robin and Leban Guichard, but passed subsequently to the Le Vaillants.
- Guichard, Com,pt.
- In 12 to Guichard of Beaujeu was sent by Philip Augustus on an embassy to Pope Innocent III.; he was present at the French attack on Dover, where he died in 1216.
- His son Guichard, called the Great, had a very warlike life, fighting for the king of France, for the count of Savoy and for his own hand.