Surname Sangthawan (Sangthawan 
) , globally, is a very rare last name. The surname Sangthawan is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Sangthawan | Thailand |
| duangjai sangthawan researcher (ORCID 0000-0003-4434-8917) |
|