Last name Sengthong (Sengthong 
) , in the entire world, is quite a rare family name. The family name Sengthong is habitual in South-eastern Asia, particularly Laos, where it is quite a common surname, Thailand, where it is a rare surname, and Malaysia, where it is a very rare surname. Not in comparison with a country's population, it most frequently occurs in Laos, Thailand, and the United States. Also, Sengthong is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sengthong | Laos, United States, France, Thailand, Malaysia |