Family name Rameswaran (Rameswaran 
) , worldwide, is a very rare surname. The surname Rameswaran is characteristic of Malaysia, where it is a rare surname, Canada, where it is a very rare surname, and Germany, where it is an extremely rare surname. Measured by absolute frequency, this name is the most popular in Malaysia, India, and the United States. More prevalently, Rameswaran is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rameswaran | Malaysia, France, United States, India, Canada |