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