_Billung of BILLUNG ___+ | (0880 - 0967) _Hermann BILLUNG ____| | (0900 - 0973) | | |_Ermangarde of NANTES _ | _Bernard I BILLUNG ___| | (0950 - 1010) | | | _______________________ | | | | |_Oda of SAXONY ______| | (.... - 0972) | | |_______________________ | | |--Matilda of BILLUNG | | _______________________ | | | _____________________| | | | | | |_______________________ | | |_Hildegarde of STADE _| | | _______________________ | | |_____________________| | |_______________________