Surname Клаудіо (Klaudio 
, Клаудіо 
, Abbado 
) , around the globe, is a rare last name. The last name Клаудіо is habitual in Albania, where it is quite a rare surname, Austria, where it is a rare surname, and Italy. Not in comparison with a country's population, this name is the most popular in Italy, Albania, and Tanzania. Predominantly, Клаудіо is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Klaudio | Greece, Albania, Bulgaria, Italy, Croatia |
| Клаудіо | Ukraine |
| Abbado | Canada, Italy, Brazil, United States, Israel |