Cognomen Clara Mariana (Clara Mariana 
) , around the world, is an extremely rare family name. The last name Clara Mariana is characteristic of Chile, where it is an extremely rare surname, and Spain. Much more prevalently, Clara Mariana is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Clara Mariana | Spain, Chile, Colombia, Ecuador, Peru |