Cognomen Ragu Raman (Ragu Raman 
) , in the world, is a very rare surname. The family name Ragu Raman is habitual in South-eastern Asia, particularly Malaysia, where it is a very rare surname. More frequently, Ragu Raman is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ragu Raman | Malaysia |