Cognomen ສອນສະຫ (ສອນສະຫ 
) , in the world, is a very rare surname. The family name ສອນສະຫ is characteristic of South-eastern Asia, particularly Laos, where it is a rare surname. More prevalently, ສອນສະຫ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ສອນສະຫ | Laos |