| 1. Sir William De Ros, II |
 |
| B: |
Abt 1255 |
| P: |
Helmsley, Yorkshire, England |
| D: |
8 Aug 1316 |
| P: |
Youlton, Yorkshire, England |
|
| 2. Sir Robert De Ros |
|
| B: |
Abt 1230 |
| P: |
Helmsley, Yorkshire, England |
| M: |
Bef 17 May 1244 |
| P: |
Haddington, Lincolnshire, England |
| D: |
17 May 1285 |
| P: |
Kirkham, Yorkshire, England |
|
|
|
|
|
| 5. Lucy Fitzpiers |
|
| B: |
1207 |
| P: |
Forest of Dean District, Gloucestershire, England |
| D: |
29 Sep 1266 |
| P: |
North Riding, Yorkshire, England |
|
| 10. Piers Fitzherbert |
=> |
|
| B: |
Abt 1163 |
| P: |
Blewlevyeny Castle, Blaen Llyfni, Brecknockshire, England |
| M: |
Abt 1202 |
| P: |
Clavering, Essex, England |
| D: |
1 Jul 1235 |
| P: |
Reading, Berkshire, England |
|
|
|
| 3. Isabel D'Aubigny |
|
| B: |
2 Aug 1226 |
| P: |
Kildrummy, Aberdeenshire, Scotland |
| D: |
15 Jun 1301 |
| P: |
Newstead, Lincolnshire, England |
|
| 6. Sir Henry Bissett |
|
| B: |
1152 |
| P: |
East Bridgford, Nottinghamshire, England |
| M: |
1178 |
| P: |
Chester, Cheshire, England |
| D: |
1212 |
| P: |
West Allington, Newark, Lincoln, England |
|
| 12. Manasser Biset |
=> |
|
| B: |
2 Mar 1132 |
| P: |
Kidderminster, Worcestershire, England |
| M: |
|
| P: |
|
| D: |
6 Jul 1176 |
| P: |
Kidderminster Manor, Worcestershire, England |
|
| 13. Alice Falaise |
=> |
|
| B: |
1135 |
| P: |
Cany, Sein Inferieure, Normandy, France |
| D: |
Aft 1156 |
| P: |
Kidderminster, Worcestershire, England |
|
|
|
|
| 15. Aubrey de Lisours |
=> |
|
| B: |
1128 |
| P: |
Doncaster, Yorkshire, England |
| D: |
Aft Sep 1200 |
| P: |
Skipton, Yorkshire, England |
|
Abt 1255 - 1316 (~ 61 years)
