Surname Berta Rosa (Berta Rosa 
) , globally, is a rare last name. The family name Berta Rosa is habitual in Chile, where it is quite a rare surname, and Spain, where it is a very rare surname. More frequently, Berta Rosa is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Berta Rosa | Costa Rica, Peru, Cuba, Spain, Chile |