_Otto-William IVREA __+ | (0955 - 1026) _Reginald I IVREA ___| | (0986 - 1057) | | |_Ermentrude DE ROUCY _+ | (0958 - 1005) _William I IVREA ____| | (1020 - 1087) | | | _Richard II NORMANDY _+ | | | (.... - 1026) | |_Alice of NORMANDY __| | | | |_Judith OF BRITTANY __ | | |--Stephen I IVREA | | ______________________ | | | _____________________| | | | | | |______________________ | | |_Stephanie LNU ______| | | ______________________ | | |_____________________| | |______________________