In the world, 尼森 (Nissen 
, Niessen 
, 尼森 
) is a rare epicene first name. The given name 尼森 is habitual in Greece, where it is a rare masculine name, Tanzania, where it is a very rare male name, and Germany, where it is a very rare epicene name. In absolute terms, it most frequently occurs in the United States, Tanzania, and Germany. Much more prevalently, 尼森 is the last name as well as the forename.