_Henry I ASCANIA ______________+ | (1170 - 1252) _Siegfried I ASCANIA _____________| | (1230 - 1298) m 1259 | | |_Irmgard of LUDOVINGIAN _______+ | (1197 - 1244) _Albert I ASCANIA ________| | (.... - 1316) | | | _Birger Magnusson BJÄLBO _____+ | | | (1200 - 1266) | |_Catherine Birgersdotter BJÄLBO _| | m 1259 | | |_Ingeborg Eriksdotter of ERIC _+ | (1212 - 1254) | |--Henry ASCANIA | (.... - 1316) | _______________________________ | | | __________________________________| | | | | | |_______________________________ | | |_Liutgard of SCHAUENBURG _| (1251 - 1288) | | _______________________________ | | |__________________________________| | |_______________________________