Cognomen Katia Valeria (Katia Valeria 
) , across the world, is an extremely rare family name. The cognomen Katia Valeria is habitual in Latin America and the Caribbean, particularly Chile, where it is a very rare surname. More frequently, Katia Valeria is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Katia Valeria | Spain, Brazil, Ecuador, Chile, Peru |