
| Earl Seward Bjornsson, of Northumbria | |
| B: | 980 |
| Denmark | |
| D: | 26 Mar 1055 |
| York, Yorkshire, England, United Kingdom | |
![]() | Countess Seward, of Northumbria |
| Countess Seward, of Northumbria | |
| B: | 982 |
| Scotland | |
| M: | 1012 |
| Northumbria, Scotland | |
| D: | DECEASED |
![]() | Sybil De Munsö |
| Sybil De Munsö | |
| B: | Abt 1010 |
| Northumberland, England, United Kingdom | |
| D: | Abt 1040 |
| Edinburgh, Midlothian, Scotland | |
| Lord Henry MacCrinan, II,Thane MacDonachadh Mormaer | |
| B: | 15 Aug 1001 |
| Atholl, Perthshire, Scotland | |
| M: | 1030 |
| Scotland | |
| D: | 13 Aug 1040 |
| Belarus | |
| Unknown |
![]() | Walthe of Northumberland |
| Walthe of Northumberland | |
| B: | 1045 |
| Huntingdon, Huntingdonshire, England | |
| D: | 31 May 1076 |
| Winchester, Hampshire, England, United Kingdom | |
![]() | Countess Judith Boulogne |
| Countess Judith Boulogne | |
| B: | May 1054 |
| Lens, Pas-de-Calais, Nord-Pas-de-Calais, France | |
| M: | 1070 |
| D: | 1086 |
| Fotheringhay, Northamptonshire, England, United Kingdom | |
![]() | {Earl} Siward (de) Northumbria |
| {Earl} Siward (de) Northumbria | |
| B: | Abt 990 |
| Denmark | |
| D: | 5 May 1055 |
| York, Yorkshire, England, United Kingdom | |
![]() | Elfleda (de) Northumbria |
| Elfleda (de) Northumbria | |
| B: | England, United Kingdom |
| D: | DECEASED |
![]() | Biorn Styrbiornson |
| Biorn Styrbiornson | |
| B: | 953 |
| D: | DECEASED |
![]() | Mrs- Biorn Styrbiornson |
| Mrs- Biorn Styrbiornson | |
| B: | Abt 958 |
| Scotland, United Kingdom | |
| D: | DECEASED |
![]() | Styrbjorn "The Strong" Olafsson |
| Styrbjorn "The Strong" Olafsson | |
| B: | 923 |
| D: | 984 |