Surname Rajopadhyay (Rajopadhyay 
) , in all the world, is a rare family name. The cognomen Rajopadhyay is characteristic of Nepal, where it is quite a rare surname, Malaysia, where it is a very rare surname, and India, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Rajopadhyay | Malaysia, India, Nepal, United States |