| Name | Relationship with Guy Bienvenue | Civil | Canon |
| | Half 6th cousin twice removed of the wife | | |
| Fontaine, Joseph | Half 6th cousin twice removed | XVI | 9 |
| | Half 6th cousin twice removed of the wife | | |
| Fontaine, Joseph | Half 4th cousin 4 times removed | XIV | 9 |
| | Half 4th cousin 4 times removed of the wife | | |
| Fontaine, Joseph | Half 5th cousin 3 times removed | XV | 9 |
| | Half 5th cousin 3 times removed of the wife | | |
| Fontaine, Joseph | Half 4th cousin 4 times removed | XIV | 9 |
| | Half 4th cousin 4 times removed of the wife | | |
| Fontaine, Joseph | 2nd cousin 3 times removed | IX | 6 |
| | 2nd cousin 3 times removed of the wife | | |
| Fontaine, Joseph | 2nd cousin 3 times removed | IX | 6 |
| | 2nd cousin 3 times removed of the wife | | |
| Fontaine, Joseph | 2nd cousin twice removed | VIII | 5 |
| | 2nd cousin twice removed of the wife | | |
| Fontaine, Joseph | 1st cousin 5 times removed | IX | 7 |
| | 1st cousin 5 times removed of the wife | | |
| Fontaine, Joseph | 2nd cousin 4 times removed | X | 7 |
| | 2nd cousin 4 times removed of the wife | | |
| Fontaine, Joseph | 1st cousin 6 times removed | X | 8 |
| | 1st cousin 6 times removed of the wife | | |
| Fontaine, Joseph | Half 3rd cousin 5 times removed | XIII | 9 |
| | Half 3rd cousin 5 times removed of the wife | | |
| Fontaine, Joseph | Half 3rd cousin 5 times removed | XIII | 9 |
| | Half 3rd cousin 5 times removed of the wife | | |
| Fontaine, Joseph | Half 4th cousin 4 times removed | XIV | 9 |
| | Half 4th cousin 4 times removed of the wife | | |
| Fontaine, Joseph | 3rd cousin 4 times removed | XII | 8 |
| | 3rd cousin 4 times removed of the wife | | |
| Fontaine, Joseph | 3rd cousin 4 times removed | XII | 8 |
| | 3rd cousin 4 times removed of the wife | | |
| Fontaine, Joseph Amour Wellie | Half 6th cousin twice removed | XVI | 9 |
| | Half 6th cousin twice removed of the wife | | |
| Fontaine, Joseph Antoine Ovila | Husband of the 4th cousin once removed | | |
| Fontaine, Joseph Arthur Achille | Half 6th cousin twice removed | XVI | 9 |
| | Half 6th cousin twice removed of the wife | | |
| Fontaine, Joseph Charles Emile | Half 6th cousin twice removed | XVI | 9 |
| | Half 6th cousin twice removed of the wife | | |
| Fontaine, Joseph Emile Roméo | Half 5th cousin 3 times removed | XV | 9 |
| | Half 5th cousin 3 times removed of the wife | | |
| Fontaine, Joseph Hormidas | 4th cousin 3 times removed | XIII | 8 |
| | 4th cousin 3 times removed of the wife | | |
| Fontaine, Joseph Laurent Gilles | 6th cousin once removed | XV | 8 |
| | 6th cousin once removed of the wife | | |
| Fontaine, Joseph Lucien Augustin | 5th cousin twice removed | XIV | 8 |
| | 5th cousin twice removed of the wife | | |
| Fontaine, Joseph Lucien Bernard | 6th cousin once removed | XV | 8 |
| | 6th cousin once removed of the wife | | |
| Fontaine, Joseph Magloire | 4th cousin 3 times removed | XIII | 8 |
| | 4th cousin 3 times removed of the wife | | |