Surname Денц (Denz 
, Денц 
) , all around the world, is quite a rare last name. The last name Денц is characteristic of Suriname, where it is quite a common surname, Switzerland, where it is quite a rare surname, and Germany. Not in comparison with a country's population, it most frequently occurs in Germany, Indonesia, and Switzerland. Likewise, Денц is the forename as well as the last name.