Cognomen Berta Carolina (Berta Carolina 
) , in all the world, is a very rare family name. The surname Berta Carolina is habitual in Latin America and the Caribbean, particularly Chile, where it is a rare surname. More frequently, Berta Carolina is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Berta Carolina | Costa Rica, Spain, Argentina, Chile, Ecuador |