Nielsen Hayden genealogy
Descendants of Ragnhild of Norway
Father: Magnus III, King of Norway (Abt 1070 - 24 Aug 1103 Ireland)
Ragnhild of Norway
Harald Kesja (Abt 1080 - 4 Jun 1134)
   └─ Björn Jernside (Abt 1100 - 4 Jun 1134)
    Katharina of Sweden
       └─ Christine Björnsdatter, Queen of Sweden (Between 1120 and 1125 - ??)
        St. Erik IX, King of Sweden (Abt 1120 - 18 May 1159 Uppsala, Uppsala, Sweden)(m. Bef 1158)
            +