Cognomen ベラルディ (Berardi 
, Belardi , ベラルディ) , throughout the world, is a common family name. The cognomen ベラルディ is habitual in San Marino, where it is a common surname, Monaco, where it is quite a common surname, and Italy. In absolute terms, this name is the most popular in Italy, Argentina, and the United States. Much less frequently, ベラルディ is the forename as well as the last name.