| Name | Relationship with Guy Bienvenue | Civil | Canon |
|---|
| Tétreault, Napoléon | Half 6th cousin twice removed | XVI | 9 |
| | Half 6th cousin twice removed of the wife | | |
| Tétreault, Noé | 6th cousin twice removed | XVI | 9 |
| | 6th cousin twice removed of the wife | | |
| Tétreault, Norman | Half 8th cousin | XVIII | 9 |
| | Half 8th cousin of the wife | | |
| Tétreault, Odile | 6th cousin twice removed | XVI | 9 |
| | 6th cousin twice removed of the wife | | |
| Tétreault, Patricia Lynn | Half 8th cousin once removed | XIX | 10 |
| | Half 8th cousin once removed of the wife | | |
| Tétreault, Paula Lesley | Half 8th cousin once removed | XIX | 10 |
| | Half 8th cousin once removed of the wife | | |
| Tétreault, Philias (Philip) | 6th cousin twice removed | XVI | 9 |
| | 6th cousin twice removed of the wife | | |
| Tétreault, Philip Michel Joseph Brian | Half 8th cousin once removed | XIX | 10 |
| | Half 8th cousin once removed of the wife | | |
| Tétreault, Pierre | Husband of the 4th cousin 4 times removed | | |
| Tétreault, Pierre | 5th cousin 3 times removed | XV | 9 |
| | 5th cousin 3 times removed of the wife | | |
| Tétreault, Pierre | 6th cousin twice removed | XVI | 9 |
| | 6th cousin twice removed of the wife | | |
| Tétreault, Pierre-Alfred | 5th cousin 3 times removed | XV | 9 |
| | 5th cousin 3 times removed of the wife | | |
| Tétreault, Pierre-Ludger | 5th cousin 3 times removed | XV | 9 |
| | 5th cousin 3 times removed of the wife | | |
| Tétreault, Ray | Half 8th cousin | XVIII | 9 |
| | Half 8th cousin of the wife | | |
| Tétreault, Stanislas-Napoléon | 6th cousin twice removed | XVI | 9 |
| | 6th cousin twice removed of the wife | | |
| Tétreault, Sylva | Half 6th cousin twice removed | XVI | 9 |
| | Half 6th cousin twice removed of the wife | | |
| Tétreault, Thérèsa | Half 8th cousin once removed | XIX | 10 |
| | Half 8th cousin once removed of the wife | | |
| Tétreault, Trefflé | 5th cousin 3 times removed | XV | 9 |
| | 5th cousin 3 times removed of the wife | | |
| Tétreault, Ulric | 6th cousin twice removed | XVI | 9 |
| | 6th cousin twice removed of the wife | | |
| Tétreault, Vic | Half 8th cousin | XVIII | 9 |
| | Half 8th cousin of the wife | | |
| Tétreault-Ducharme, Marie-Anne (Josephte) | Wife of the 5th great-granduncle | | |
| Tétro, Félix | Half 4th cousin 4 times removed | XIV | 9 |
| | Half 4th cousin 4 times removed of the wife | | |
| Tétro, Françoise | Half 3rd cousin 5 times removed | XIII | 9 |
| | Half 3rd cousin 5 times removed of the wife | | |
| Tétro, Jean-Baptiste | Husband of the 1st cousin 6 times removed | | |
| Tétro, Jean-Baptiste | Half 3rd cousin 5 times removed | XIII | 9 |
| | Half 3rd cousin 5 times removed of the wife | | |
| Tétro, Julie | Half 4th cousin 4 times removed | XIV | 9 |
| | Half 4th cousin 4 times removed of the wife | | |
| Tétro, Louis | Half 2nd cousin 6 times removed | XII | 9 |