Surname ขวัญยืน (ขวัญยืน 
, Kwanyuen 
, Khwanyuen ) , throughout the world, is quite a rare cognomen. The family name ขวัญยืน is habitual in Thailand, where it is quite a rare surname, Sweden, where it is a rare surname, and the United States, where it is an extremely rare surname. Also, ขวัญยืน is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Khwanyuen, ขวัญยืน | Thailand |
| Kwanyuen | United States, New Zealand, Sweden, Thailand |