Cognomen Riyajabhai (Riyajabhai 
) , across the world, is a very rare family name. The cognomen Riyajabhai is habitual in Southern Asia, particularly India, where it is an extremely rare surname. More frequently, Riyajabhai is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Riyajabhai | India |