Cognomen Tangchaleun (Tangchaleun 
) , in all the world, is a rare surname. The family name Tangchaleun is habitual in South-eastern Asia, particularly Laos, where it is quite a rare surname, and Thailand, where it is an extremely rare surname. Very seldom, Tangchaleun is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Tangchaleun | Laos, Thailand |