Surname Chanthasouk (Chanthasouk 
) , in the entire world, is a rare last name. The surname Chanthasouk is habitual in Laos, where it is quite a rare surname, and the United States, where it is an extremely rare surname. Likewise, Chanthasouk is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Chanthasouk | Laos, United States |