Surname デミ (Demi 
, Demme 
, デミ 
) , globally, is quite a common cognomen. The cognomen デミ is habitual in Albania, where it is quite a common surname, Kosovo, and Italy, where it is quite a rare surname. Not in comparison with a country's population, it is the most numerous in Ethiopia, Italy, and Germany. More prevalently, デミ is the forename as well as the last name.