Cognomen Маркетті (Marchetti 
, Маркетті 
) , throughout the world, is a common surname. The surname Маркетті is habitual in San Marino, where it is quite a common surname, Italy, and Argentina. Measured by absolute frequency, it is commonest in Italy, Argentina, and Brazil. Very seldom, Маркетті is the forename as well as the last name.