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Family name Mazzoni (Mazzoni
, Маццони
) , around the world, is a common cognomen. The family name Mazzoni is characteristic of Italy, where it is quite a common surname, Uruguay, where it is quite a rare surname, and Argentina. Measured by absolute frequency, it is the most numerous in Italy, Argentina, and Brazil. Much less frequently, Mazzoni is the forename as well as the last name.