Globally, Boulet-Gauthier (Boulet-Gauthier 
) is an extremely rare unknown gender first name. Much more frequently, Boulet-Gauthier is the last name as well as the forename. Parts of the name also exists independently as a last name Boulet, and a last name Gauthier.
| VARIANT | COUNTRY |
|---|---|
| Boulet-Gauthier | Canada |