Family name Rosniwati (Rosniwati 
) , in the world, is a very rare surname. The cognomen Rosniwati is characteristic of South-eastern Asia, particularly Indonesia, where it is a very rare surname, and Malaysia, where it is an extremely rare surname. More prevalently, Rosniwati is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rosniwati | Malaysia, Indonesia |