Across the world, Rethinavelu (Rethinavelu 
) is a very rare male forename. The first name Rethinavelu is habitual in Southern Asia, particularly India, where it is an extremely rare male name. Also, Rethinavelu is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Rethinavelu | Singapore, India, United States, Malaysia |
| rethinavelu s Indian politician, IN |
|