Cognomen รตะทรัพย์ทวี (รตะทรัพย์ทวี 
) , throughout the world, is an extremely rare last name. The family name รตะทรัพย์ทวี is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| รตะทรัพย์ทวี | Thailand |