Worldwide, Andayu (Andayu 
) is a very rare predominantly female, but very infrequently masculine forename. The forename Andayu is characteristic of South-eastern Asia, particularly Indonesia, where it is a very rare female name. Likewise, Andayu is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Andayu | India, Indonesia |