 Father | MaleJohn Willoughby |
| Born | Abt 1320 | Eresby, Lincolnshire, England  |
| Died | 29 Mar 1372 | Lincolnshire, England |
| Buried | ||
| Married | ||
| Father | ||
| Mother | ||
 Mother | FemaleCecily Ufford |
| Born | Eresby, Lincolnshire, England |
|
| Died | 29 Mar 1372 | Lincolnshire, England |
| Buried | ||
| Father | ||
| Mother | ||
| Child 1 | Male + 4th Baron Willoughby de Eresby Robert Willoughby |
| Born | Abt 1350 | England |
| Died | 09 Aug 1396 | Eresby, Lincolnshire, England |
| Buried | ||
| Spouse | Margery la Zouche | F4575 | |
| Married | Bef 01 Oct 1369 | |
| Spouse | 5th Baroness Latimer Elizabeth Latimer | F4579 | |
| Married | ||
