| Eltern | Geschwister | Kinder |
| Joan Percy | ||
| Alice Percy | ||
| Anastasia Percy | ||
| William Percy | William Percy | John Percy |
| Henry Percy | Henry Percy | |
| Eleanor baliol | Jeffrey Percy | William Percy |
| Ingelram Percy | ||
| Alan Percy | ||
| Josceline Percy | ||
| Walter Percy | ||
| Geffrey Percy | ||
| Elena Percy | ||
| Partner | ||
| Eleanor Plantagenet De |