Family name קוהן (Domby 
, קוהן 
) , all around the world, is a rare last name. The last name קוהן is characteristic of Hungary, where it is a rare surname, Israel, and the Democratic Republic of the Congo. Not in comparison with a country's population, it is the most numerous in the Democratic Republic of the Congo, the United States, and Hungary. Very seldom, קוהן is the forename as well as the last name.