Family of Biornsson, Siward and Northumbria, Elfreda
Families
| Unknown | Partner | Biornsson, Siward [I72214395] ( * 990 + 1055 ) | ||||||
| Unknown | Partner | Northumbria, Elfreda [I72214396] ( * + ... ) | ||||||
| Children |
| Name | Birth Date | Death Date |
|---|---|---|
| Biornsson, Sibyl [I72214140] | 951 | 1040 |