| Walter De Percy |
| Walter De Percy | |
| B: | 1127 |
| Whitby, Yorkshire, England | |
| D: | Deid |
| Alan De Percy |
| Alan De Percy | |
| B: | 1128 |
| Alnwick, Northumberland, England | |
| D: | 1166 |
| Whitby, Yorkshire, England | |
| Richard De Percy |
| Richard De Percy | |
| B: | 1130 |
| Whitby, Yorkshire, England | |
| D: | Deid |
| Agnes de PERCY |
| Agnes de PERCY | |
| B: | 1136 |
| Topcliffe, Yorkshire, England | |
| D: | Oct 1204 |
| Topcliffe, Yorkshire, England | |
| Alice De Percy |
| Alice De Percy | |
| B: | 1144 |
| Alnwick, Northumb, England | |
| Emma Percy |
| Emma Percy | |
| B: | 1146 |
| Alnwick, Northumb, England | |
| D: | Kirmond Le Mire, Lincolnshire, England |
| Baron William De Percy |
| Baron William De Percy | |
| B: | 1112 |
| Alnwick, Northumberland, England | |
| D: | 1168 |
| Topcliffe, Yorkshire, England | |
| Adeliza de Clare |
| Adeliza de Clare | |
| B: | 1115 |
| Skelton, Yorkshire, England | |
| M: | 1134 |
| D: | 1148 |
| Tonbridge, Kent, England | |
|
| Baron William De Percy |
| Baron William De Percy | |
| B: | 1088 |
| Alnwick, Northumberland, England | |
| D: | 1175 |
| Tonbridge, Kent, England | |
| Alice de Ros |
| Alice de Ros | |
| B: | 1090 |
| Alnwick, Northumberland, England | |
| D: | 1112 |
| Yorkshire, England | |