_Albert ASCANIA _______+ | (1100 - 1170) _Bernard III ASCANIA _| | (1134 - 1211) m 1173 | | |_Sophie of FORMBACH ___ | (1105 - 1160) _Albert I ASCANIA ___| | (1175 - 1260) m 1247| | | _Mieszko III PIAST ____+ | | | (1126 - 1201) | |_Judith of PIAST _____| | (1154 - 1201) m 1173 | | |_Elizabeth of ÁRPÁD _+ | | |--Helen of ASCANIA | (1247 - 1309) | _William WELF _________+ | | (1184 - 1213) | _Otto I WELF _________| | | (1204 - 1252) m 1228 | | | |_Helena of ESTRIDSEN __+ | | (1180 - 1233) |_Helen of WELF ______| (1231 - 1273) m 1247| | _Albert II ASCANIA ____+ | | (1177 - 1219) m 1205 |_Matilda of ASCANIA __| (1210 - 1261) m 1228 | |_Matilda of WETTIN ____+ (1185 - 1225) m 1205