In the world, Blauw (Blou 
, Blaw 
, بلاو 
) is a rare gender-neutral first name. The first name Blauw is characteristic of Algeria, where it is a rare unisex name, Greece, where it is a rare masculine name, and South Africa, where it is a very rare dominantly masculine, but uncommonly feminine name. Not in comparison with a country's population, it is commonest in Algeria, South Africa, and India. More frequently, Blauw is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Blou | South Africa, Morocco, Algeria, United States, France |
| Blaw | United Kingdom, United States, India, Myanmar, Brazil |
| بلاو | Turkey, Syria, Iraq |
| Blauw | Germany, South Africa, Australia, United States, Netherlands |
Belau, Berlau, Blau, Blauvelt, and Pimpelmees
| de erven dr. blauw |
|