Cognomen Viswanadharao (Viswanadharao 
) , throughout the world, is a very rare surname. The surname Viswanadharao is characteristic of Southern Asia, particularly India, where it is an extremely rare surname. Also, Viswanadharao is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Viswanadharao | India, United States |