| Name | Relationship with Margaret Plauche | Civil | Canon |
| Martin, Thomasse | 8th great-grandmother | X | 10 |
| Mayeux, Adelaide | 3rd great-grandmother | V | 5 |
| Half 1st cousin 4 times removed | VIII | 6 |
| 1st cousin 6 times removed | X | 8 |
| Half 2nd cousin 4 times removed | X | 7 |
| Wife of the 4th great-granduncle | | |
| Wife of the half 5th great-granduncle | | |
| Wife of the 1st cousin 5 times removed | | |
| Wife of the 1st cousin 6 times removed | | |
| Wife of the half 1st cousin 6 times removed | | |
| Wife of the half 2nd cousin 5 times removed | | |
| Wife of the 2nd cousin 5 times removed | | |
| Wife of the half 2nd cousin 6 times removed | | |
| Mayeux, Amable Lufray | 3rd great-grandfather | V | 5 |
| Husband of the 4th great-grandmother | | |
| Mayeux, Amable Lufroy | 4th great-grandfather | VI | 6 |
| Half 4th great-granduncle | VIII | 7 |
| Husband of the 3rd great-grandmother | | |
| Mayeux, Antoine | Half 4th great-granduncle | VIII | 7 |
| Mayeux, Clemence | 4th great-grandmother | VI | 6 |
| Half 4th great-grandaunt | VIII | 7 |
| Wife of the half 1st cousin 5 times removed | | |
| Wife of the half 1st cousin 6 times removed | | |
| Wife of the half 2nd cousin 5 times removed | | |
| Wife of the half 2nd cousin 6 times removed | | |
| Mayeux, Francois Pierre | 5th great-grandfather | VII | 7 |
| Mayeux, Francoise | 6th great-grandfather | VIII | 8 |
| Mayeux, Genevieve | 6th great-grandmother | VIII | 8 |
| Mayeux, Heloise | 2nd great-grandmother | IV | 4 |
| Half 3rd great-grandaunt | VII | 6 |
| Mayeux, Joseph | 5th great-grandfather | VII | 7 |
| Husband of the 5th great-grandmother | | |
| Mayeux, Marie | 2nd great-grandmother | IV | 4 |
| Half 1st cousin 3 times removed | VII | 5 |
| 2nd cousin 4 times removed | X | 7 |
| Half 2nd cousin 4 times removed | X | 7 |
| Half 3rd cousin twice removed | X | 6 |
| 3rd cousin 3 times removed | XI | 7 |
| 3rd cousin 4 times removed | XII | 8 |
| Half 4th cousin twice removed | XII | 7 |
| Wife of the half 2nd great-granduncle | | |
| Wife of the half 1st cousin 4 times removed | | |
| Mayeux, Pierre | 7th great-grandfather | IX | 9 |
| Mayeux, Pierre | 4th great-grandfather | VI | 6 |
| Husband of the half 3rd great-grandaunt | | |
| Husband of the 5th great-grandaunt | | |
| Husband of the half 1st cousin 5 times removed | | |
| Mayeux, Pierre De L | 6th great-grandfather | VIII | 8 |
| Mayeux, Zenon | 3rd great-grandfather | V | 5 |
| Half 2nd great-granduncle | VI | 5 |