Family name Gerdany (Gerdany 
) , globally, is an extremely rare surname. The surname Gerdany is characteristic of Israel, where it is a very rare surname, and Venezuela, where it is an extremely rare surname. Predominantly, Gerdany is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gerdany | Venezuela, Israel, Brazil, Democratic Republic of the Congo |