Family name Грешнер (Грешнер 
, Grechner 
, Greshner 
) , in the entire world, is a rare last name. The cognomen Грешнер is characteristic of Slovakia, where it is a rare surname, Australia, where it is a very rare surname, and Russia.
| VARIANT | COUNTRY |
|---|---|
| Грешнер | Kazakhstan, Russia, Ukraine |
| Grechner | Germany |
| Greshner | Canada, Brazil, United States, Australia |
| Grešner | Slovakia |