Family name Clara Eufemia (Clara Eufemia 
) , worldwide, is an extremely rare surname. The last name Clara Eufemia is habitual in Latin America and the Caribbean, particularly Chile, where it is a very rare surname. Much more frequently, Clara Eufemia is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Clara Eufemia | Chile, Spain, Peru, Ecuador |