Cognomen Nirmal Raj (Nirmal Raj 
) , in all the world, is a rare family name. The surname Nirmal Raj is habitual in Taiwan, where it is quite a rare surname, and India, where it is an extremely rare surname. Very seldom, Nirmal Raj is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Nirmal Raj | India, Malaysia, Taiwan |