| Name | Relationship with Guy Bienvenue | Civil | Canon |
|---|
| Fontaine, Paul Fontaine | Half 3rd cousin 5 times removed | XIII | 9 |
| | Half 3rd cousin 5 times removed of the wife | | |
| Fontaine, Paul-Émile | 5th cousin twice removed | XIV | 8 |
| | 5th cousin twice removed of the wife | | |
| Fontaine, Paulette | 6th cousin once removed | XV | 8 |
| | 6th cousin once removed of the wife | | |
| Fontaine, Paulette | Half 7th cousin once removed | XVII | 9 |
| | Half 7th cousin once removed of the wife | | |
| Fontaine, Pauline | 5th cousin once removed | XIII | 7 |
| | 5th cousin once removed of the wife | | |
| Fontaine, Pauline | 6th cousin once removed | XV | 8 |
| | 6th cousin once removed of the wife | | |
| Fontaine, Philadelphe | 3rd cousin 4 times removed | XII | 8 |
| | 3rd cousin 4 times removed of the wife | | |
| Fontaine, Philias | Half 5th cousin 3 times removed | XV | 9 |
| | Half 5th cousin 3 times removed of the wife | | |
| Fontaine, Philibert | Half 4th cousin 4 times removed | XIV | 9 |
| | Half 4th cousin 4 times removed of the wife | | |
| Fontaine, Philibert | Half 5th cousin 3 times removed | XV | 9 |
| | Half 5th cousin 3 times removed of the wife | | |
| Fontaine, Philomène | Half 3rd cousin 5 times removed | XIII | 9 |
| | Half 3rd cousin 5 times removed of the wife | | |
| Fontaine, Philomène | 4th cousin 3 times removed | XIII | 8 |
| | 4th cousin 3 times removed of the wife | | |
| Fontaine, Philomène | 3rd cousin 4 times removed | XII | 8 |
| | 3rd cousin 4 times removed of the wife | | |
| Fontaine, Philomène | Half 4th cousin 4 times removed | XIV | 9 |
| | Half 4th cousin 4 times removed of the wife | | |
| Fontaine, Philomène | Half 4th cousin 4 times removed | XIV | 9 |
| | Half 4th cousin 4 times removed of the wife | | |
| Fontaine, Pierre | Half 2nd cousin 6 times removed | XII | 9 |
| | Half 2nd cousin 6 times removed of the wife | | |
| Fontaine, Pierre | Half 2nd cousin 6 times removed | XII | 9 |
| | Half 2nd cousin 6 times removed of the wife | | |
| Fontaine, Pierre | Half 3rd cousin 5 times removed | XIII | 9 |
| | Half 3rd cousin 5 times removed of the wife | | |
| Fontaine, Pierre | 5th cousin once removed | XIII | 7 |
| | 5th cousin once removed of the wife | | |
| Fontaine, Pierre | 3rd cousin 4 times removed | XII | 8 |
| | 3rd cousin 4 times removed of the wife | | |
| Fontaine, Pierre | Half 4th cousin 4 times removed | XIV | 9 |
| | Half 4th cousin 4 times removed of the wife | | |
| Fontaine, Pierre | Half 6th great-granduncle | X | 9 |
| | Half 6th great-granduncle of the wife | | |
| Fontaine, Pierre | Half 6th great-granduncle | X | 9 |
| | Half 6th great-granduncle of the wife | | |
| Fontaine, Pierre | Half 1st cousin 7 times removed | XI | 9 |
| | Half 1st cousin 7 times removed of the wife | | |
| Fontaine, Pierre | 1st cousin 6 times removed | X | 8 |
| | 1st cousin 6 times removed of the wife | | |