Cognomen Геиман (Geiman 
, Geyman 
, Геиман ) , throughout the world, is quite a rare last name. The surname Геиман is habitual in Estonia, where it is a rare surname, the United States, and Argentina, where it is a very rare surname. In absolute terms, it most frequently occurs in the United States, Russia, and Argentina. Much less frequently, Геиман is the forename as well as the last name.