Worldwide, Онуоха (Onuoha 
, Онуоха 
) is a common epicene given name. The forename Онуоха is habitual in Nigeria, where it is quite a common gender-neutral name, Cameroon, where it is a rare boy's name, and the United States, where it is an extremely rare predominantly male, but very seldom girly name. Not in comparison with a country's population, the name is most common in Nigeria, Cameroon, and China. Also, Онуоха is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Onuoha | Nigeria, Niger, Cameroon, United States, Ghana |
| Онуоха | Russia, Ukraine |