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