Family name Quaterni (Quire 
, Caderno 
, Quaterni 
) , worldwide, is a rare cognomen. The cognomen Quaterni is characteristic of Argentina, where it is a rare surname, the United States, and Australia. Not in comparison with a country's population, it most frequently occurs in the United States, Argentina, and Philippines. Much less frequently, Quaterni is the forename as well as the last name.