Sigurd "syr" Halfdansson King of Ringerike
- Born: 970, Ringerike, Buskerud, Norway
- Christened: 998, Ringerike, Buskerud, Norway
- Marriage (1): Åsta Gudbrandsdottir, Queen Consort of Ringerike in 996 in Ringerike, Buskerud, Norway
- Died: 18 Feb 1018, Bønsnes, Buskerud, Norway aged 48
- Buried: After 18 Feb 1018, Oslo, Norway
FamilySearch ID: KFYT-G84.
Sigurd married Åsta Gudbrandsdottir, Queen Consort of Ringerike, daughter of Gudbrand 'Kula' Olavsson, Jarl Earl of Uppland, Norway and Ulthilde Gunnhild Thorasdottir, in 996 in Ringerike, Buskerud, Norway. (Åsta Gudbrandsdottir, Queen Consort of Ringerike was born in 965 in Gudbrandsdalen, Oppland, Norway, christened in 998 in Ringerike, Buskerud, Norway, died in 1020 in Ringerike, King Sigurd Syr, Norway and was buried in 1020 in Oppland, Nord-Trøndelag, Norway.)
|