Surname Gernin (Gernin 
) , around the world, is an extremely rare cognomen. The cognomen Gernin is habitual in Latin America and the Caribbean, particularly Honduras, where it is a very rare surname, and Venezuela, where it is an extremely rare surname. More frequently, Gernin is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gernin | United States, Honduras, Venezuela, Philippines |