Surname 克默 (Kemme 
, 克默 
) , in all the world, is quite a rare cognomen. The cognomen 克默 is habitual in Netherlands, where it is quite a rare surname, Cameroon, where it is a rare surname, and Germany. In absolute terms, it is the most numerous in Germany, the United States, and Cameroon. Very seldom, 克默 is the forename as well as the last name.