Family name Ramupillai (Ramupillai 
) , in all the world, is a very rare surname. The surname Ramupillai is characteristic of Malaysia, where it is a very rare surname, and India, where it is an extremely rare surname. Much less frequently, Ramupillai is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ramupillai | India, Malaysia |
| gopal ramupillai researcher |
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| ramupillai sudhesh Ph.D. Indian Institute of Technology, Madras 2006 |
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Jothi, Sudhesh, Hamutha, Kuppuraj, Shanmugam, Rageshwary, Thiagarajan, and Muruganandam