Family name Claudio Sebastian (Claudio Sebastian 
) , all around the world, is a rare surname. The last name Claudio Sebastian is characteristic of Chile, where it is quite a rare surname, and Spain, where it is a very rare surname. More prevalently, Claudio Sebastian is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Claudio Sebastian | Argentina, Spain, Chile, Ecuador, Uruguay |