Surname Rathsavong (Rathsavong 
) , in all the world, is a very rare last name. The surname Rathsavong is habitual in Northern America, particularly the United States, where it is an extremely rare surname. Much less frequently, Rathsavong is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rathsavong | United States |