Globally, Oniza (Oniza 
) is a very rare principally girly, but very infrequently boy's forename. The forename Oniza is characteristic of Brazil, where it is a very rare female name, Nigeria, where it is an extremely rare epicene name, and India, where it is an extremely rare girly name. Likewise, Oniza is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Oniza | Philippines, Brazil, India, Venezuela, Nigeria |