Cognomen กาญจนตวงสงัด (กาญจนตวงสงัด 
) , all over the world, is an extremely rare surname. The family name กาญจนตวงสงัด is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| กาญจนตวงสงัด | Thailand |