MaleBiorn (Bjorn) ULFIUSSON (ESTRIDSEN), EARL IN DENMARK |
| Birth | Abt 1021 | , , , Of Denmark |
| Death | 1045 OR 1049 | |
| Burial | ||
| Marriage | ||
| Father | ||
| Mother | ||
FemaleMrs-Biorn ULSIUSSON |
| Birth | Abt 980 | Of, , , Denmark |
| Death | Yes, date unknown | |
| Burial | ||
| Father | ||
| Mother | ||
MaleSiward BIORNSSON, Earl of Northumberland |
| Birth | Abt 1020 | Of, , , Denmark |
| Death | 1055 | , York, Yorkshire, England |
| Burial | Galmanho Abby, York, Yorkshire, England |
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| Spouse | Aelfled | F935 | |
| Marriage | ||
| Spouse | Godiva, Countess of Northumberland | F5348 | |
| Marriage | Abt 1044 | Of, , , England |