Cognomen ຈນທະລງສ (ຈນທະລງສ 
) , all around the world, is quite a common last name. The cognomen ຈນທະລງສ is habitual in South-eastern Asia, particularly Laos, where it is quite a common surname. Much less frequently, ຈນທະລງສ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ຈນທະລງສ | Laos |