| Name | Relationship with John FitzAlan | Civil | Canon |
|---|
| Husband of the 3rd cousin once removed | | |
| Husband of the half 4th cousin | | |
| de Grey, Elizabeth | 2nd great-grandniece | VI | 5 |
| 1st cousin 4 times removed | VIII | 6 |
| Half 2nd cousin 5 times removed | XI | 8 |
| 3rd cousin 4 times removed | XII | 8 |
| 3rd cousin 5 times removed | XIII | 9 |
| 4th cousin 3 times removed | XIII | 8 |
| Half 4th cousin 4 times removed | XIV | 9 |
| 4th cousin 4 times removed | XIV | 9 |
| 4th cousin 5 times removed | XV | 10 |
| Half 4th cousin 5 times removed | XV | 10 |
| de Grey, Henry | Great-grandnephew | V | 4 |
| 3rd cousin 3 times removed | XI | 7 |
| 3rd cousin 4 times removed | XII | 8 |
| 4th cousin twice removed | XII | 7 |
| Half 4th cousin 3 times removed | XIII | 8 |
| 4th cousin 3 times removed | XIII | 8 |
| 4th cousin 4 times removed | XIV | 9 |
| Half 4th cousin 4 times removed | XIV | 9 |
| Husband of the 1st cousin 3 times removed | | |
| Husband of the half 2nd cousin 4 times removed | | |
| Husband of the 3rd cousin 3 times removed | | |
| Husband of the 3rd cousin 4 times removed | | |
| Husband of the half 4th cousin 3 times removed | | |
| Husband of the 4th cousin 4 times removed | | |
| Husband of the half 4th cousin 4 times removed | | |
| de Grey, John | Husband of the grandniece | | |
| Husband of the 3rd cousin twice removed | | |
| Husband of the 3rd cousin 3 times removed | | |
| Husband of the 4th cousin once removed | | |
| Husband of the half 4th cousin twice removed | | |
| Husband of the 4th cousin twice removed | | |
| Husband of the 4th cousin 3 times removed | | |
| Husband of the half 4th cousin 3 times removed | | |
| de Hainault, Isabel | 4th cousin | X | 5 |
| de Hainault, Joanna | 4th cousin | X | 5 |
| de Hainault, Margaretha | 4th cousin | X | 5 |
| de Hainault, Philippa | 4th cousin | X | 5 |
| Wife of the half 2nd cousin | | |
| Wife of the 2nd cousin once removed | | |
| Wife of the half 3rd cousin once removed | | |
| Wife of the 4th cousin | | |
| de Hakluyt, John | Husband of the 2nd cousin twice removed | | |
| Husband of the half 3rd cousin once removed | | |
| Husband of the 3rd cousin once removed | | |
| Husband of the half 4th cousin | | |
| de Hastings, Lawrence | Husband of the 2nd cousin twice removed | | |
| Husband of the half 3rd cousin once removed | | |
| Husband of the 3rd cousin once removed | | |
