Cognomen Rethinavel (Rethinavel 
) , all over the world, is a very rare surname. The family name Rethinavel is characteristic of Singapore, where it is a very rare surname, Malaysia, and India, where it is an extremely rare surname. Likewise, Rethinavel is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rethinavel | Singapore, Malaysia, India |