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