| Name | Relationship with Guy Bienvenue | Civil | Canon |
| Benoît, Michel | Half 2nd cousin 6 times removed | XII | 9 |
| | Half 2nd cousin 6 times removed of the wife | | |
| Benoît, Valéda | 6th cousin twice removed | XVI | 9 |
| | 6th cousin twice removed of the wife | | |
| Benoît-Livernois, Olivier | Half 4th cousin 4 times removed | XIV | 9 |
| | Half 4th cousin 4 times removed of the wife | | |
| Benoît-Livernois, Thérèse Marie | Wife of the 2nd cousin 5 times removed | | |
| Bérard, Françoise | Wife of the half 1st cousin 7 times removed | | |
| Bérard, Lucille | Wife of the 8th cousin once removed | | |
| Bérard, Marguerite | Wife of the half 2nd cousin 6 times removed | | |
| Bergeron, Annie | Wife of the 4th cousin once removed | | |
| Bernard, Damien | Husband of the half 4th cousin 4 times removed | | |
| Bernier, Valérie | Wife of the half 4th cousin 4 times removed | | |
| Berthiaume, Isaac | Husband of the 3rd cousin 5 times removed | | |
| Berthiaume, Isaac | 4th cousin 4 times removed | XIV | 9 |
| | 4th cousin 4 times removed of the wife | | |
| Berthiaume, Philomène | 5th cousin 3 times removed | XV | 9 |
| | 5th cousin 3 times removed of the wife | | |
| Bienvenu, Aglaé Fontaine | 2nd cousin 3 times removed | IX | 6 |
| | 2nd cousin 3 times removed of the wife | | |
| Bienvenu, Amédée | 4th cousin 3 times removed | XIII | 8 |
| | 4th cousin 3 times removed of the wife | | |
| Bienvenu, Anne-Marguerite Catherine Fontaine | Half 6th great-grandaunt | X | 9 |
| | Half 6th great-grandaunt of the wife | | |
| Bienvenu, Anonyme | 4th cousin 3 times removed | XIII | 8 |
| | 4th cousin 3 times removed of the wife | | |
| Bienvenu, Anonyme | 4th cousin twice removed | XII | 7 |
| | 4th cousin twice removed of the wife | | |
| Bienvenu, Antoine Fontaine | 2nd cousin 5 times removed | XI | 8 |
| | 2nd cousin 5 times removed of the wife | | |
| Bienvenu, Augustin Fontaine Dit | Half 6th great-granduncle | X | 9 |
| | Half 6th great-granduncle of the wife | | |
| Bienvenu, Azilda Fontaine | 3rd cousin 3 times removed | XI | 7 |
| | 3rd cousin 3 times removed of the wife | | |
| Bienvenu, Charles Fontaine | 2nd cousin 5 times removed | XI | 8 |
| | 2nd cousin 5 times removed of the wife | | |
| Bienvenu, Charlotte Fontaine Dit | 1st cousin 6 times removed | X | 8 |
| | 1st cousin 6 times removed of the wife | | |
| Bienvenu, Claire Fontaine | Half 4th cousin 4 times removed | XIV | 9 |
| | Half 4th cousin 4 times removed of the wife | | |
| Bienvenu, Cyrille Fontaine | Half 4th cousin 4 times removed | XIV | 9 |
| | Half 4th cousin 4 times removed of the wife | | |
| Bienvenu, Délia | 4th cousin 3 times removed | XIII | 8 |
| | 4th cousin 3 times removed of the wife | | |
| Bienvenu, Desanges Fontaine Dit | Half 1st cousin 7 times removed | XI | 9 |
| | Half 1st cousin 7 times removed of the wife | | |
| Bienvenu, Edwidge Fontaine | Half 4th cousin 4 times removed | XIV | 9 |
| | Half 4th cousin 4 times removed of the wife | | |
| Bienvenu, Elisabeth Fontaine Dit | 2nd cousin 5 times removed | XI | 8 |
| | 2nd cousin 5 times removed of the wife | | |