Cognomen Yastari (Yastari 
) , all over the world, is a rare surname. The cognomen Yastari is characteristic of South-eastern Asia, particularly Indonesia, where it is a very rare surname, and Malaysia, where it is an extremely rare surname. Much less frequently, Yastari is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Yastari | India, Malaysia, Indonesia |