Cognomen ถาวิชัย (ถาวิชัย 
) , in all the world, is a very rare family name. The last name ถาวิชัย is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Much less frequently, ถาวิชัย is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ถาวิชัย | Thailand |