| Name | Relationship with Margaret Plauche | Civil | Canon |
|---|
| De Bouloir, Marie C | 6th great-grandmother | VIII | 8 |
| De Brachon, Magdeleine | 6th great-grandmother | VIII | 8 |
| 7th great-grandmother | IX | 9 |
| 8th great-grandmother | X | 10 |
| De Muisse, Marie Anne | 6th great-grandmother | VIII | 8 |
| 7th great-grandmother | IX | 9 |
| 8th great-grandmother | X | 10 |
| DeCuir, Jean Francoise | 6th great-grandfather | VIII | 8 |
| Decuir, Marcellin | 4th great-grandfather | VI | 6 |
| Half 1st cousin 5 times removed | IX | 7 |
| Half 2nd cousin 4 times removed | X | 7 |
| Half 2nd cousin 5 times removed | XI | 8 |
| Half 2nd cousin 6 times removed | XII | 9 |
| Half 2nd cousin 7 times removed | XIII | 10 |
| Husband of the half 1st cousin 4 times removed | | |
| Husband of the 1st cousin 5 times removed | | |
| Husband of the half 1st cousin 5 times removed | | |
| Husband of the 1st cousin 6 times removed | | |
| Husband of the 2nd cousin 4 times removed | | |
| Husband of the half 2nd cousin 4 times removed | | |
| Husband of the 2nd cousin 5 times removed | | |
| Husband of the half 3rd cousin 4 times removed | | |
| Husband of the half 3rd cousin 5 times removed | | |
| Decuir, Marianne | 4th great-grandmother | VI | 6 |
| 5th great-grandmother | VII | 7 |
| 6th great-grandmother | VIII | 8 |
| Wife of the 4th great-grandfather | | |
| Wife of the half 4th great-granduncle | | |
| Wife of the half 5th great-granduncle | | |
| Wife of the half 6th great-granduncle | | |
| Decuir, Marie | 3rd great-grandmother | V | 5 |
| Half 2nd cousin 3 times removed | IX | 6 |
| 2nd cousin 4 times removed | X | 7 |
| Half 2nd cousin 4 times removed | X | 7 |
| 2nd cousin 5 times removed | XI | 8 |
| 3rd cousin 3 times removed | XI | 7 |
| Half 3rd cousin 3 times removed | XI | 7 |
| 3rd cousin 4 times removed | XII | 8 |
| Half 3rd cousin 4 times removed | XII | 8 |
| Half 3rd cousin 5 times removed | XIII | 9 |
| Half 4th cousin 3 times removed | XIII | 8 |
| Half 3rd cousin 6 times removed | XIV | 10 |
| Half 4th cousin 4 times removed | XIV | 9 |
| Wife of the 1st cousin 4 times removed | | |
| Wife of the 1st cousin 5 times removed | | |
| Wife of the half 2nd cousin 3 times removed | | |
| Wife of the 2nd cousin 4 times removed | | |
| Wife of the half 1st cousin 6 times removed | | |
| Wife of the 2nd cousin 5 times removed | | |
| Wife of the half 3rd cousin 3 times removed | | |
