Раждане между 1430 и 1435
Бележки Poursuivre avec les bases suivantes :
- https://gw.geneanet.org/conter?lang=fr&n=de+grailhe&oc=0&p=jean+ier&type=tree
- https://gw.geneanet.org/zez07?iz=117&lang=fr&n=sahurquet&oc=0&p=catherine&type=tree
- https://gw.geneanet.org/conter?lang=fr&n=de+grailhe&oc=0&p=jean+ier&type=tree
- https://gw.geneanet.org/zez07?iz=117&lang=fr&n=sahurquet&oc=0&p=catherine&type=tree
