Last name Khomsanh (Khomsanh 
) , around the world, is an extremely rare cognomen. The last name Khomsanh is habitual in Western Europe, particularly France, where it is an extremely rare surname. More frequently, Khomsanh is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Khomsanh | Laos, France, United States |