Across the world, ตอวงศ์ (ตอวงศ์ 
) is a very rare male first name. The first name ตอวงศ์ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare boy's name. Likewise, ตอวงศ์ is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| ตอวงศ์ | Thailand |