_Herfast the Dane_ _Richard I____|__________________ _Richard II__________| | | __________________ | |_Lady Grundra_|__________________ _Robert I Duke of Normandy_| | | __________________ | | ______________|__________________ | |_Juetta de Erentagne_| | | __________________ | |______________|__________________ | |--William the Conqueror | | __________________ | ______________|__________________ | _____________________| | | | __________________ | | |______________|__________________ |_Arleta____________________| | __________________ | ______________|__________________ |_____________________| | __________________ |______________|__________________