Cognomen คอนสวรรค์ (Khonesavan 
, คอนสวรรค์ , Khonesavahn ) , all around the world, is a very rare last name. The cognomen คอนสวรรค์ is habitual in South-eastern Asia, particularly Laos, where it is quite a rare surname, and Thailand, where it is a very rare surname. More frequently, คอนสวรรค์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Khonesavan | Laos, United States, Thailand |
| คอนสวรรค์ | Thailand |
| Khonesavahn | United States |