Cognomen Oreagba (Oreagba 
) , globally, is a rare surname. The cognomen Oreagba is characteristic of Nigeria, where it is a rare surname, the United Kingdom, where it is a very rare surname, and the United States, where it is an extremely rare surname. Likewise, Oreagba is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Oreagba | United States, United Kingdom, Nigeria, Spain |