Abt 1058 - 1144 (86 years)
 | 2nd Earl of Norfolk Roger Bigod 1144-1220 |
| 2nd Earl of Norfolk Roger Bigod | |
| B: | 1144 |
| Norwich, Norfolk, England | |
| D: | 1220 |
| England | |
 | Ida de Tosny 1156-1226 |
| Ida de Tosny | |
| B: | 1156 |
| Norwich, Norfolk, England | |
| M: | Dec 1181 |
| D: | 7 Mar 1226 |
| Norfolk, England | |
 | Juliana de Vere 1108-1199 |
| Juliana de Vere | |
| B: | 1108 |
| Essex, England | |
| D: | 1199 |
| Thetford, Norfolk, England | |
 | 1st Earl of Norfolk Hugh Bigod 1095-1175 |
| 1st Earl of Norfolk Hugh Bigod | |
| B: | 1095 |
| Norfolk, England | |
| M: | Bef 1144 |
| D: | 6 Mar 1175 |
| Thetford, Norfolk, England | |
| 3rd Earl of Oxford Robert de Vere 1164-1221 |
| 3rd Earl of Oxford Robert de Vere | |
| B: | 1164 |
| Colne Engaine, Essex, England | |
| D: | 25 Oct 1221 |
| Colne Engaine, Essex, England | |
 | Isabel de Bolebec 1165-1245 |
| Isabel de Bolebec | |
| B: | 1165 |
| Whitchurch, Buckinghamshire, England | |
| M: | 1183 |
| Hatfield Broad Oak, Essex, England | |
| D: | 4 Feb 1245 |
| Oxford, Oxfordshire, England | |
 | 1st Earl of Oxford Aubrey de Vere 1115-1194 |
| 1st Earl of Oxford Aubrey de Vere | |
| B: | 1115 |
| Essex, England | |
| D: | 26 Dec 1194 |
| London, England | |
| Countess of Oxford Agnes of Essex Abt 1140-Abt 1200 |
| Countess of Oxford Agnes of Essex | |
| B: | Abt 1140 |
| Rayleigh, Essex, England | |
| M: | 1162 |
| Hatfield Broad Oak, Essex, England | |
| D: | Abt 1200 |
| Oxfordshire, England | |
| Aubrey de Vere, II 1080-1141 |
| Aubrey de Vere, II | |
| B: | 1080 |
| Essex, England | |
| D: | 15 May 1141 |
| London, England | |
 | Alice de Clare 1091-1163 |
| Alice de Clare | |
| B: | 1 Jan 1091 |
| Essex, England | |
| M: | 1108 |
| D: | 1163 |
| Tendring, Essex, England | |
| Beatrice de Bourbourg Abt 1058-1144 |
| Beatrice de Bourbourg | |
| B: | Abt 1058 |
| France | |
| D: | 1144 |
| France | |
| Aubrey de Vere, I 1040-1112 |
| Aubrey de Vere, I | |
| B: | 1040 |
| France | |
| M: | 1061 |
| Frome, Somerset, England | |
| D: | 26 Dec 1112 |
| Essex, England | |
We make every effort to document our research. There is a lot of information that I do not have, and I know there are mistakes in this tree. My feelings will not be hurt if you give me corrections or additional information, especially if you can provide sources for the information.
