Family name Кемен (Kemen 
, Кемен 
) , across the world, is quite a rare last name. The cognomen Кемен is habitual in Slovakia, where it is quite a rare surname, Cameroon, where it is a rare surname, and Germany. Measured by absolute frequency, it is the most numerous in Indonesia, the United States, and Germany. Much less frequently, Кемен is the forename as well as the last name.