Cognomen Erupu (Erupu 
) , all around the world, is a very rare surname. The family name Erupu is characteristic of Southern Asia, particularly India, where it is an extremely rare surname. Very seldom, Erupu is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Erupu | India |
Jude, Srinivas, and Manikyamma