| Eltern | Geschwister | Kinder |
| Hugh Ferrars | ||
| William Ferrers | ||
| Joane Ferrers | ||
| Thomas Ferrers | ||
| Hugh Ferrers | ||
| Robert Ferrers | ||
| Berta Ferrers | ||
| William Ferrers | Sybil Ferrers | William Marshall |
| Elizabeth Ferrers | Anselm Marshall | |
| Agnes Meschines | Partner | John Marshall |
| William Marshall |