Surname Gernika (Gernika 
) , all around the world, is a very rare cognomen. The surname Gernika is habitual in Spain, where it is a very rare surname, Venezuela, where it is an extremely rare surname, and the United States. Also, Gernika is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gernika | Venezuela, Spain, United States |