Surname ทวัชัย (ทวัชัย 
) , all around the world, is an extremely rare cognomen. The last name ทวัชัย is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. More prevalently, ทวัชัย is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ทวัชัย | Thailand |