Family name รัตนะขวัญ (รัตนะขวัญ 
) , globally, is a very rare last name. The last name รัตนะขวัญ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| รัตนะขวัญ | Thailand |
ณพวรรณ, and กิติศักดิ์