Last name คนเถื่อน (Barbarin 
, Wantitar 
, คนเถื่อน) , around the world, is quite a rare surname. The surname คนเถื่อน is characteristic of France, where it is quite a rare surname, Belgium, where it is a rare surname, and Spain. In absolute terms, it most frequently occurs in France, the United States, and Spain. Much less frequently, คนเถื่อน is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Barbarin | Philippines, Mexico, Spain, France, United States |
| Bootlerd, Wantitar | Thailand |