Cognomen Karla Diana (Karla Diana 
) , all around the world, is an extremely rare family name. The family name Karla Diana is characteristic of Latin America and the Caribbean, particularly Chile, where it is a very rare surname. More prevalently, Karla Diana is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Karla Diana | United States, Costa Rica, Ecuador, Chile, Peru |