Sigurd Syr

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Sigurd Syr (Old Norse: Sigurðr Sýr) (died ca. 1018) was a Norwegian petty king of Ringerike, a region in Buskerud. He was notable in Norwegian history largely through his association with Kings Harald Hardrada and Olaf II of Norway. By his marriage with Åsta Gudbrandsdatter after her first husband Harald Grenske had died, Sigurd Syr was stepfather of King Olaf and the father of King Harald

Sigurd blev gift med Åsta Gudbrandsdatter, datter af Gudbrand Kula og Ulfhild. (Åsta Gudbrandsdatter blev født omkring 975 og døde mellem 1020 og 1030.)