Surname Sengthien (Sengthien 
) , in all the world, is a rare cognomen. The cognomen Sengthien is habitual in South-eastern Asia, particularly Laos, where it is quite a rare surname. Also, Sengthien is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sengthien | United States, Laos |