_____________________ | _Robert of ROS ______| | | | |_____________________ | _William of ROS _____| | | | | _William of AUBENEY _+ | | | | |_Isabel of AUBENEY __| | | | |_Isabel LNU _________ | | |--William of ROS | (1288 - 1342) | _____________________ | | | _____________________| | | | | | |_____________________ | | |_Maude of VAUX ______| | | _____________________ | | |_____________________| | |_____________________