Surname Balau (Balau 
, Балау 
) , in the entire world, is quite a rare last name. The family name Balau is habitual in Romania, where it is quite a rare surname, Portugal, and Belgium, where it is a rare surname. Not in comparison with a country's population, the name is most common in Romania, Portugal, and Indonesia. Much less frequently, Balau is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Balau | Brazil, Portugal, India, Romania, Indonesia |
| Балау | Russia, Kazakhstan, Kyrgyzstan |
| sylvain balau Belgian priest and historian (b. 1854) |
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| antonio balau PT (b. 1959) |
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| marie-hélène balau |
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