_Valdemar II ESTRIDSEN _+ | (1170 - 1241) _Abel Valdemarsen ESTRIDSEN _| | (1218 - 1252) | | |_Berengaria BURGUNDY ___+ | (1198 - 1221) _Eric I Abelsen ESTRIDSEN _| | (1241 - 1272) | | | ________________________ | | | | |_Matilda of SCHAUENBURG _____| | (1220 - 1288) | | |________________________ | | |--Valdemar IV Eriksen ESTRIDSEN | (1262 - 1312) | ________________________ | | | _____________________________| | | | | | |________________________ | | |_Margaret of VITSLAV ______| (1247 - 1272) | | ________________________ | | |_____________________________| | |________________________