Last name Занетти (Zanetti 
, Занетти 
, Dzaneti 
) , in the world, is a common family name. The cognomen Занетти is habitual in Monaco, where it is quite a common surname, Italy, and Switzerland. Not in comparison with a country's population, it is commonest in Italy, Brazil, and Argentina. Very seldom, Занетти is the forename as well as the last name.