| Siward "Earl of Northumbria" |
Biornsson |
* 1020 York, Yorkshire, + 1055 York |
Thorgilsson - Svendsdatter |
|
| Siward |
Bjornsson |
* 1020 Denmark + 1055 York, North Yorkshire, England |
Bearsson Ulfsson Estriden - Dansk |
|
| Madeline |
Coombe |
* 1850 York, North Yorkshire, England, GBR + |
Coombe - Midlane |
|
| John |
DE MOWBRAY |
* 1286 England + 1322 York, North Yorkshire, England |
DE MOWBRAY - de Clare |
|
| John |
DE MOWBRAY |
* 1310 Hovingham, North Yorkshire, England + 1361 York, North Yorkshire, England |
DE MOWBRAY - de Braose |
|
| Margerey |
De Welles |
* 1350 North Elmsall, Yorkshire + 1422 Masham, Yorkshire |
De Welles - De Ros |
|
| Margarethe Beate |
Gottschalk |
* 1892 Berlin, Berlin, Deutschland + 1976 York, North Yorkshire, England |
Gottschalk - Krolik |
|
| Siward Bjornsson |
von Northumbria |
* 1015 Skandinavien + 1055 York, North Yorkshire, England |
- |
|
| Elgiva (Ælfgifu) Thoredsdotter |
von York |
* 970 York, North Yorkshire, England + 1002 London, City of London, Greater London, Middlesex, England |
Gunnarsson - |
|
| Eahlund |
Wessex |
* + 867 York, North Yorkshire, England |
- |
|
