Surname Секки (Secchi 
, Секки 
) , throughout the world, is a common last name. The cognomen Секки is habitual in Italy, where it is quite a common surname, Belize, where it is quite a rare surname, and Argentina. Measured by absolute frequency, the name is most common in Italy, Brazil, and Argentina. Very seldom, Секки is the forename as well as the last name.