Last name ハルム (Halm 
, ハルム 
) , all around the world, is quite a common cognomen. The surname ハルム is characteristic of Ghana, where it is quite a rare surname, Germany, and Slovakia. Not in comparison with a country's population, it is the most numerous in Germany, Ghana, and the United States. Much less frequently, ハルム is the forename as well as the last name.