Cognomen รัตนสำเนียง (รัตนสำเนียง, Ratanasamniang 
) , around the globe, is a very rare last name. The family name รัตนสำเนียง is characteristic of South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Ratanasamniang | Thailand |