Cognomen Gerson Hernan (Gerson Hernan 
) , in all the world, is a very rare surname. The surname Gerson Hernan is characteristic of Chile, where it is a very rare surname, and Spain. More prevalently, Gerson Hernan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gerson Hernan | Chile, Spain, Peru, Ecuador |