Surname Банн (Bunn 
, Банн 
) , worldwide, is a common last name. The cognomen Банн is habitual in Reunion, where it is quite a common surname, the United Kingdom, where it is quite a rare surname, and New Zealand. In absolute terms, it most frequently occurs in the United States, the United Kingdom, and Australia. Very seldom, Банн is the forename as well as the last name.