Family name Phousa (Phousa 
) , worldwide, is quite a rare last name. The surname Phousa is habitual in Laos, where it is quite a common surname, and India, where it is an extremely rare surname. Much less frequently, Phousa is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Phousa | Laos, India, United States |