Cognomen Беллетти (Belletti 
, Belleti 
, Беллетти) , all around the world, is quite a common last name. The family name Беллетти is characteristic of Italy, where it is quite a rare surname, Malta, and Luxembourg. Measured by absolute frequency, it most frequently occurs in Italy, Brazil, and Argentina. Much less frequently, Беллетти is the forename as well as the last name.