Cognomen Ramkrishnan (Ramkrishnan 
) , all over the world, is quite a rare family name. The surname Ramkrishnan is characteristic of United Arab Emirates, where it is a rare surname, Malaysia, and India. Likewise, Ramkrishnan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ramkrishnan | China, United Arab Emirates, Malaysia, United States, India |
| aruna s ramkrishnan researcher |
|