Around the world, Асау (Asau 
, Асау 
, 麻生 
) is a rare gender-neutral first name. The forename Асау is habitual in Azerbaijan, where it is quite a rare male name, Kazakhstan, where it is a rare boy's name, and India, where it is a very rare epicene name. Very seldom, Асау is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Asau | Myanmar, Nigeria, Indonesia, Malaysia, India |
| Асау | Kazakhstan, Azerbaijan |
| 麻生 | China |
| Asaou | India, Nigeria |