Cognomen ຂນທອງ (ຂນທອງ 
) , in all the world, is a very rare family name. The family name ຂນທອງ is habitual in South-eastern Asia, particularly Laos, where it is a rare surname. Predominantly, ຂນທອງ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ຂນທອງ | Laos |