Cognomen Kuanwan (ขวัญวรรณ 
, Kuanwan ) , across the world, is a very rare family name. The surname Kuanwan is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname. Also, Kuanwan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ขวัญวรรณ, Kuanwan | Thailand |