Surname Forbang (Forbang 
) , in the world, is a rare last name. The last name Forbang is characteristic of Cameroon, where it is quite a rare surname, the United Kingdom, where it is an extremely rare surname, and South Africa. Measured by absolute frequency, it is the most numerous in Cameroon, the United States, and the United Kingdom. Very seldom, Forbang is the forename as well as the last name.