_Valdemar I Knudsen ESTRIDSEN _+ | (1130 - 1182) _Valdemar II ESTRIDSEN _| | (1170 - 1241) | | |_Sofia of POLOVTS _____________+ | (1138 - 1198) _Abel Valdemarsen ESTRIDSEN _| | (1218 - 1252) | | | _Sancho I BURGUNDY ____________+ | | | (1154 - 1211) | |_Berengaria BURGUNDY ___| | (1198 - 1221) | | |_Dulce of BARCELONA ___________+ | (1160 - 1198) | |--Sophie Abelsdatter of ESTRIDSEN | (1240 - 1284) | _______________________________ | | | ________________________| | | | | | |_______________________________ | | |_Matilda of SCHAUENBURG _____| (1220 - 1288) | | _______________________________ | | |________________________| | |_______________________________