Family name Caarolina (Caarolina 
) , in the world, is an extremely rare last name. The cognomen Caarolina is characteristic of Latin America and the Caribbean, particularly Brazil, where it is an extremely rare surname. Much more frequently, Caarolina is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Caarolina | Argentina, United States, Albania, Brazil, Mexico |