Last name ພອນສະຫ (ພອນສະຫ 
) , worldwide, is quite a rare family name. The cognomen ພອນສະຫ is habitual in South-eastern Asia, particularly Laos, where it is quite a common surname. Likewise, ພອນສະຫ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ພອນສະຫ | Laos |