Cognomen Durai Raj (Durai Raj 
) , worldwide, is a rare family name. The last name Durai Raj is characteristic of Singapore, where it is quite a rare surname, Malaysia, where it is a rare surname, and India, where it is an extremely rare surname. Very seldom, Durai Raj is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Durai Raj | India, Singapore, Malaysia |