Throughout the world, Ubio (Ubio 
) is a rare epicene forename. The forename Ubio is characteristic of Nigeria, where it is a very rare epicene name, and China, where it is an extremely rare female name. Likewise, Ubio is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Ubio | Colombia, Brazil, Nigeria, Argentina, China |