Surname กังวาลย์ (กังวาลย์ 
, Kangwan 
) , all over the world, is quite a rare family name. The cognomen กังวาลย์ is characteristic of South-eastern Asia, particularly Thailand, where it is quite a rare surname. Also, กังวาลย์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| กังวาลย์ | Thailand |
| Kangwan | China, United States, Thailand |