*Sigurd "Syr" Halfdansson
born about 0970 Ringerike, Akershus, Norway
died 1018

father:
*Halfdan Sigurdsson
born about 0944 Oppland, Norway

mother:
unknown

siblings:
unknown

spouse:
*Asta "Astrid" Gudbrandsdatter
born about 0970 Vestfold, Norway

children:
*Halfdan Sigurdsson born 0987 Ringerke, Akershus, Norway died before 1047
Gunhild Sigurdsdattir born about 1000 Ringerike, Norway
Guttorm Sigurdsson born about 1006 Ringerike, Norway died before 1047
Ingerid Sigurdsdattir born about 1012 Ringerike, Norway
*Harald III "Hardrada" "The Severe" Sigurdsson King of Norway
born about 1015 Ringerike, Buskerud, Norway
died 25 September 1066 Stamford Bridge, Yorkshire, England
buried Helgesaetter, Kloster, Trondheim, Norway

biographical and/or anecdotal:

notes or source:
LDS
ancestry.com