Cognomen จินาอุ (Chinau 
, จินาอุ ) , in the entire world, is a rare family name. The cognomen จินาอุ is habitual in Papua New Guinea, where it is quite a rare surname, Bolivia, where it is a rare surname, and Thailand, where it is a very rare surname. Likewise, จินาอุ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Chinau | Nigeria, Papua New Guinea, Bolivia, Thailand, India |
| จินาอุ | Thailand |