Cognomen Onyeya (Onyeya 
) , all around the world, is an extremely rare surname. The last name Onyeya is characteristic of South-eastern Asia, particularly Malaysia, where it is a very rare surname. Likewise, Onyeya is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Onyeya | Malaysia, Nigeria |