Family name กาญจนาวงศ์ (กาญจนาวงศ์ 
) , in the entire world, is an extremely rare surname. The family name กาญจนาวงศ์ is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname. Much more prevalently, กาญจนาวงศ์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| กาญจนาวงศ์ | Thailand |