Surname Thamchuanviriya (Thamchuanviriya 
) , globally, is an extremely rare family name. The cognomen Thamchuanviriya is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Thamchuanviriya | Thailand |
Sukolkarn, and Jerdnapang