Family name Lounphinith (Lounphinith 
) , in all the world, is a rare surname. The family name Lounphinith is characteristic of South-eastern Asia, particularly Laos, where it is quite a rare surname, and Thailand, where it is an extremely rare surname. Also, Lounphinith is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Lounphinith | Laos, Thailand |