Family name Ratanataya (Ratanataya 
) , globally, is a very rare last name. The family name Ratanataya is habitual in Thailand, where it is a very rare surname, and the United States, where it is an extremely rare surname. Very seldom, Ratanataya is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ratanataya | United States, Thailand |