Surname Барбера (Barbera 
, Барбера 
) , worldwide, is a common family name. The surname Барбера is habitual in Aland Islands, where it is quite a common surname, Italy, and Spain, where it is quite a rare surname. Not in comparison with a country's population, it is the most numerous in Italy, the United States, and Spain. Very seldom, Барбера is the forename as well as the last name.