Surname Sunderraj (Sunderraj 
) , all over the world, is a rare cognomen. The surname Sunderraj is characteristic of Estonia, where it is a rare surname, Malaysia, where it is a very rare surname, and the United Kingdom. Not in comparison with a country's population, this name is the most popular in India, the United States, and the United Kingdom. Also, Sunderraj is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sunderraj | Australia, United Kingdom, United States, India, Malaysia |