Family name Claudia-Maria (Claudia-Maria 
) , globally, is a very rare last name. The cognomen Claudia-Maria is habitual in Romania, where it is a rare surname, and Germany, where it is an extremely rare surname. More prevalently, Claudia-Maria is the forename as well as the last name. Parts of the name also exists independently as a first name Claudia, and a first name Maria.
| VARIANT | COUNTRY |
|---|---|
| Claudia-Maria | Austria, Germany, Romania, France |