Cognomen Arunar (Arunar 
) , all around the world, is an extremely rare last name. The cognomen Arunar is characteristic of Singapore, where it is a very rare surname, and India, where it is an extremely rare surname. Much more frequently, Arunar is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Arunar | Nigeria, India, Singapore, United States |