Last name Геральди (Gheraldi 
, Геральди 
) , throughout the world, is a very rare cognomen. The surname Геральди is characteristic of Italy, where it is a very rare surname, the United States, where it is an extremely rare surname, and Argentina. Not in comparison with a country's population, it most frequently occurs in the United States, Italy, and Brazil. Very seldom, Геральди is the forename as well as the last name.