Family name Áú (Áú 
) , across the world, is a very rare last name. The family name Áú is habitual in Myanmar, where it is a very rare surname, China, where it is an extremely rare surname, and India. Very seldom, Áú is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Áú | India, China, Myanmar |