Surname Денгель (Dengel 
, Денгель 
) , all around the world, is quite a rare family name. The cognomen Денгель is characteristic of Germany, where it is quite a rare surname, Austria, where it is a rare surname, and Romania. Not in comparison with a country's population, it is the most numerous in Germany, the United States, and Turkey. Much less frequently, Денгель is the forename as well as the last name.