Last name Ruyam (Ruyam 
) , in the entire world, is a very rare surname. The surname Ruyam is habitual in Thailand, where it is a very rare surname, and Turkey, where it is an extremely rare surname. Likewise, Ruyam is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ruyam | Thailand, India, United States, New Zealand, Turkey |