Surname Kusniar (Kusniar 
) , in the entire world, is a rare family name. The surname Kusniar is habitual in Indonesia, where it is a rare surname, the United States, where it is an extremely rare surname, and Malaysia. Much less frequently, Kusniar is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kusniar | Malaysia, Poland, United States, Indonesia |