Cognomen Rongam (Rongam 
) , in the entire world, is a very rare surname. The family name Rongam is habitual in Thailand, where it is a very rare surname, and India, where it is an extremely rare surname. Also, Rongam is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rongam | India, Thailand |