| Name | Relationship with Margaret Plauche | Civil | Canon |
| 6th cousin once removed | XV | 8 |
| Half 6th cousin twice removed | XVI | 9 |
| 6th cousin twice removed | XVI | 9 |
| Half 6th cousin 3 times removed | XVII | 10 |
| Plauche, Marie Fidelia | Grandaunt | IV | 3 |
| Half 2nd cousin twice removed | VIII | 5 |
| Half 3rd cousin twice removed | X | 6 |
| Half 4th cousin once removed | XI | 6 |
| 4th cousin twice removed | XII | 7 |
| Half 4th cousin 3 times removed | XIII | 8 |
| 4th cousin 3 times removed | XIII | 8 |
| Half 5th cousin once removed | XIII | 7 |
| Half 5th cousin twice removed | XIV | 8 |
| 5th cousin twice removed | XIV | 8 |
| Half 5th cousin 3 times removed | XV | 9 |
| 5th cousin 3 times removed | XV | 9 |
| Half 5th cousin 4 times removed | XVI | 10 |
| Plauche, Martin Visitant | 2nd great-grandfather | IV | 4 |
| Half 2nd great-granduncle | VI | 5 |
| Half 1st cousin 4 times removed | VIII | 6 |
| Husband of the half 1st cousin 3 times removed | | |
| Husband of the 2nd cousin 4 times removed | | |
| Husband of the half 2nd cousin 4 times removed | | |
| Husband of the half 3rd cousin twice removed | | |
| Husband of the 3rd cousin 3 times removed | | |
| Husband of the 3rd cousin 4 times removed | | |
| Husband of the half 4th cousin twice removed | | |
| Plauche, Victoire | Great-grandmother | III | 3 |
| Half 1st cousin 3 times removed | VII | 5 |
| Half 2nd cousin twice removed | VIII | 5 |
| Half 2nd cousin 3 times removed | IX | 6 |
| 3rd cousin 3 times removed | XI | 7 |
| Half 3rd cousin 3 times removed | XI | 7 |
| Half 4th cousin once removed | XI | 6 |
| 4th cousin twice removed | XII | 7 |
| 4th cousin 3 times removed | XIII | 8 |
| Half 5th cousin once removed | XIII | 7 |
| Wife of the half 2nd cousin twice removed | | |
| Wife of the 3rd cousin twice removed | | |
| Wife of the 3rd cousin 3 times removed | | |
| Wife of the half 3rd cousin 3 times removed | | |
| Wife of the half 4th cousin once removed | | |
| Wife of the 4th cousin twice removed | | |
| Wife of the half 4th cousin twice removed | | |
| Wife of the half 3rd cousin 4 times removed | | |
| Wife of the 4th cousin 3 times removed | | |
| Wife of the 5th cousin once removed | | |
| Wife of the half 5th cousin once removed | | |
| Wife of the half 4th cousin 3 times removed | | |
| Wife of the 4th cousin 4 times removed | | |