1170 - 1239 (69 years)
| William Sidney 1276-1300 |
| William Sidney | |
| B: | 1276 |
| Sussex, England | |
| D: | 1300 |
| Sussex, England | |
 | Elizabeth Ashburnham 1277-1300 |
| Elizabeth Ashburnham | |
| B: | 1277 |
| Ashburnham, Sussex, England | |
| M: | England |
| D: | 1300 |
| Sussex, England | |
| Henry Sidney 1236-1276 |
| Henry Sidney | |
| B: | 1236 |
| Lewes, Sussex, England | |
| D: | 1276 |
| England | |
 | Mary Hussey 1255-1315 |
| Mary Hussey | |
| B: | 1255 |
| Lewes, Sussex, England | |
| M: | 1276 |
| D: | 1315 |
| Sussex, England | |
| Sir Henry Sidney 1190-1268 |
| Sir Henry Sidney | |
| B: | 1190 |
| Lewes, Sussex, England | |
| D: | 1268 |
| Lewes, Sussex, England | |
 | Maud d'Abernon 1205-1265 |
| Maud d'Abernon | |
| B: | 1205 |
| Stoke D'Abernon, Surrey, England | |
| M: | 1224 |
| Sussex, England | |
| D: | 1265 |
| England | |
|
| Sir Roger Sidney 1170-1239 |
| Sir Roger Sidney | |
| B: | 1170 |
| Suffolk, England | |
| D: | 1239 |
| Lewes, Sussex, England | |
 | Lady Eleanor Stopham 1170-1200 |
| Lady Eleanor Stopham | |
| B: | 1170 |
| Lewes, Sussex, England | |
| D: | 1200 |
| Lewes, Sussex, 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.
