Cognomen Клаудио (Claudio 
, Cláudio , Klaudio 
) , throughout the world, is a widespread last name. The last name Клаудио is characteristic of Latin America and the Caribbean, particularly Argentina, where it is quite a common surname, Puerto Rico, and Mexico (explore the name in all countries). Not in comparison with a country's population, it is the most numerous in Mexico, Argentina, and Spain. More prevalently, Клаудио is the forename as well as the last name.