Nielsen Hayden genealogy
Descendants of Magnus III, King of Norway
Abt 1070 - 1103 (~ 33 years)Father: Olav III, King of Norway (Abt 1050 - 22 Sep 1093 Håkeby, Tanum, Västra Götaland, Sweden)
Mother: Thora Jonsdatter
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)