Family name Claudio Adrian (Claudio Adrian 
) , across the world, is a rare last name. The family name Claudio Adrian is habitual in Chile, where it is a rare surname, and Spain, where it is a very rare surname. More prevalently, Claudio Adrian is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Claudio Adrian | Argentina, Ecuador, Romania, Spain, Chile |