Last name ホルン (Horn 
, ホルン 
, Hourn 
) , throughout the world, is a widespread surname. The family name ホルン is habitual in Germany, where it is quite a common surname, Namibia, and Norway (explore the name in all countries). In absolute terms, it most frequently occurs in the United States, Germany, and South Africa. Very seldom, ホルン is the forename as well as the last name.