Family name Plešnar (Plešnar 
) , all over the world, is a very rare cognomen. The surname Plešnar is characteristic of Southern Europe, particularly Slovenia, where it is quite a rare surname, and Croatia, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Plešnar | Croatia, Slovenia |
| zora plešnar Slovenian photographer (1925-2021), SI (b. 1925) |
|