All around the world, Gerr (Gerr 
, Garrano 
, Gjer 
) is a very rare unisex forename. The forename Gerr is characteristic of Italy, where it is a very rare girly name, Philippines, where it is a very rare dominantly boy's, but seldom feminine name, and Indonesia, where it is a very rare male name. More frequently, Gerr is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Gerr | Democratic Republic of the Congo, Germany, Indonesia, United States, Philippines |
| Garrano | Brazil, France, United States, Portugal, Italy |
| Gjer | North Macedonia, Thailand |
| Герр | Ukraine, Kyrgyzstan, Russia, Kazakhstan |