Surname Rajaswaran (Rajaswaran 
) , globally, is a very rare family name. The surname Rajaswaran is habitual in Singapore, where it is a rare surname, Malaysia, and Canada, where it is an extremely rare surname. Also, Rajaswaran is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rajaswaran | Malaysia, Singapore, Canada, India |