Surname Ranau (Ranau 
) , globally, is quite a rare family name. The surname Ranau is habitual in Indonesia, where it is a rare surname, India, where it is a very rare surname, and Malaysia. Not in comparison with a country's population, it is commonest in India, Indonesia, and Nigeria. Likewise, Ranau is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ranau | Malaysia, India, Nigeria, Indonesia, Germany |
|
jörg ranau German diplomat, DE (b. 1955) |
|