Across the world, รัตนขวัญ (Rattanakwan 
, รัตนขวัญ , Rattanakhwan ) is a very rare girly first name. The forename รัตนขวัญ is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare girly name. More prevalently, รัตนขวัญ is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Rattanakhwan, รัตนขวัญ, Ratthanakwan, Rattanakwan | Thailand |