Surname Claudio Marcelo (Claudio Marcelo 
) , in all the world, is quite a rare family name. The cognomen Claudio Marcelo is habitual in Chile, where it is quite a rare surname, Uruguay, where it is a rare surname, and Spain, where it is a very rare surname. More frequently, Claudio Marcelo is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Claudio Marcelo | Argentina, Peru, Ecuador, Chile, Uruguay |