Surname ເພດສະໄຫມ (ເພດສະໄຫມ 
) , in all the world, is a rare family name. The cognomen ເພດສະໄຫມ is characteristic of South-eastern Asia, particularly Laos, where it is quite a rare surname. More frequently, ເພດສະໄຫມ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ເພດສະໄຫມ | Laos |