_Eric I Abelsen ESTRIDSEN __________+ | (1241 - 1272) _Valdemar IV Eriksen ESTRIDSEN _| | (1262 - 1312) | | |_Margaret of VITSLAV _______________ | (1247 - 1272) _Eric II ESTRIDSEN _______| | (1290 - 1325) | | | _John I ASCANIA ____________________+ | | | (1249 - 1285) | |_Elisabeth of ASCANIA __________| | (1274 - 1306) | | |_Ingeborg Birgersdotter of BJÄLBO _+ | (1253 - 1302) | |--Valdamar III Eriksen ESTRIDSEN | (1314 - 1364) | ____________________________________ | | | ________________________________| | | | | | |____________________________________ | | |_Adelaide of SCHAUENBURG _| (.... - 1349) | | ____________________________________ | | |________________________________| | |____________________________________