Cognomen Seangtong (Seangtong 
) , across the world, is a very rare last name. The cognomen Seangtong is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Much less frequently, Seangtong is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Seangtong | Thailand |