_Ulf THORGILSSON ________________+
                                                    | (.... - 1026)                   
                               _Sweyn II ESTRIDSEN _|
                              | (1019 - 1076)       |
                              |                     |_Estrid Svendsdatter KNÝTLINGA _+
                              |                       (0990 - 1057)                   
 _Eric I Svendsson ESTRIDSEN _|
| (1060 - 1103)               |
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|
|--Ragnhild Eriksdatter of ESTRIDSEN 
|  
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|_Boedil THURGOTSDATTER ______|
                              |
                              |                      _________________________________
                              |                     |                                 
                              |_____________________|
                                                    |
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