Surname Claudia Sonia (Claudia Sonia 
) , in all the world, is a very rare last name. The cognomen Claudia Sonia is habitual in Latin America and the Caribbean, particularly Chile, where it is a very rare surname. More frequently, Claudia Sonia is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Claudia Sonia | Chile, Peru, Mexico, Ecuador, Spain |