Family name กมลสุวรรณ (กมลสุวรรณ 
, Kamolsuvarn , Kamolsuwan 
) , around the globe, is a rare last name. The cognomen กมลสุวรรณ is characteristic of Thailand, where it is a rare surname, and the United States, where it is an extremely rare surname. Very seldom, กมลสุวรรณ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kamolsuvarn, กมลสุวรรณ | Thailand |
| Kamolsuwan | United States, Thailand |