Cognomen Arumuganainar (Arumuganainar 
) , all over the world, is a very rare surname. The last name Arumuganainar is habitual in India, where it is an extremely rare surname, and the United States. Likewise, Arumuganainar is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Arumuganainar | United States, India |