Cognomen Naggappan (Naggappan 
) , in the world, is a very rare family name. The family name Naggappan is characteristic of South-eastern Asia, particularly Malaysia, where it is a rare surname. Very seldom, Naggappan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Naggappan | India, Malaysia |
Santhosh, Rajendran, Navamalar, Nagaretna, and Nagananthini