Last name Перотти (Perotti 
, Перотти 
) , worldwide, is a common family name. The cognomen Перотти is habitual in Italy, where it is quite a common surname, Malta, and Argentina, where it is quite a rare surname. In absolute terms, the name is most common in Italy, Argentina, and the United States. Much less frequently, Перотти is the forename as well as the last name.