Family: Siward BIORNSSON, Earl of Northumberland / Godiva, Countess of Northumberland (F5348)
m. Abt 1044
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 | Mrs-Biorn ULSIUSSON (980- ) |
| Miss BIORNSSON (1010- ) |
 | Asmund BJORNSEN (1047-1065) |
| Siward BIORNSSON, Earl of Northumberland (1020-1055)
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