Surname Unana (Unana 
) , around the world, is a rare family name. The surname Unana is habitual in Nigeria, where it is a rare surname, Philippines, and Saudi Arabia, where it is a very rare surname. Not in comparison with a country's population, the name is most common in Nigeria, Philippines, and India. Also, Unana is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Unana | Philippines, Saudi Arabia, Nigeria, Japan, India |