Halvdan was the son of Sigurd Halvdansson Syr and Åsta Kula Gulbrandsdatter. The date and place of his birth have not been found.
Sigurd Halvdansson Syr |
Halvdan Sigurdsson |
Sigurd Haraldsson de Rise |
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Ranesdatter de Mjonev |
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Åsta Kula Gulbrandsdatter |
Gudbrand Kula Olafsson |
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