Wife: Constance of PIAST
Children:
_Otto I ASCANIA _______________+ | (1128 - 1184) _Albert II ASCANIA _____| | (1177 - 1219) m 1205 | | |_Ada of HOLLAND _______________+ | (1163 - 1205) _John I ASCANIA ______________________| | (1213 - 1266) | | | _Conrad II WETTIN _____________+ | | | (1159 - 1210) | |_Matilda of WETTIN _____| | (1185 - 1225) m 1205 | | |_Elizabeth of PIAST ___________+ | (1152 - 1209) | |--Conrad ASCANIA | (1240 - 1304) | _Valdemar I Knudsen ESTRIDSEN _+ | | (1130 - 1182) | _Valdemar II ESTRIDSEN _| | | (1170 - 1241) | | | |_Sofia of POLOVTS _____________+ | | (1138 - 1198) |_Sophia of Valdemarsdatter ESTRIDSEN _| (1217 - 1247) | | _Sancho I BURGUNDY ____________+ | | (1154 - 1211) |_Berengaria BURGUNDY ___| (1198 - 1221) | |_Dulce of BARCELONA ___________+ (1160 - 1198)