Family name Langlois-Pelletier (Langlois-Pelletier 
) , all around the world, is an extremely rare surname. The last name Langlois-Pelletier is characteristic of Northern America, particularly Canada, where it is an extremely rare surname. Parts of the name also exists independently as a last name Langlois, and a last name Pelletier.
| VARIANT | COUNTRY |
|---|---|
| Langlois-Pelletier | Canada |