_Ulf THORGILSSON __________________+
                                                               | (.... - 1026)                     
                                  _Sweyn II ESTRIDSEN _________|
                                 | (1019 - 1076)               |
                                 |                             |_Estrid Svendsdatter KNÝTLINGA ___+
                                 |                               (0990 - 1057)                     
 _Niels I Svendsson ESTRIDSEN ___|
| (1065 - 1134)                  |
|                                |                              ___________________________________
|                                |                             |                                   
|                                |_____________________________|
|                                                              |
|                                                              |___________________________________
|                                                                                                  
|
|--Magnus I Nielsen ESTRIDSEN 
|  (1106 - 1134)
|                                                               _Stenkil Ragnvaldsson STENKIL _____
|                                                              | (.... - 1066)                     
|                                 _Inge I Stenkilsson STENKIL _|
|                                | (.... - 1105)               |
|                                |                             |_Ingamoder Emundsdotter of MUNSÖ _+
|                                |                                                                 
|_Margaret Fredkulla of STENKIL _|
  (1080 - 1130)                  |
                                 |                              ___________________________________
                                 |                             |                                   
                                 |_Helena of UNKNOWN __________|
                                                               |
                                                               |___________________________________