Last name デン (Deng 
, Den 
, デン 
) , throughout the world, is a prevalent family name. The last name デン is characteristic of Cayman Islands, where it is a common surname, British Virgin Islands, and China (explore the name in all countries). In absolute terms, the name is most common in China, Sudan, and the United States. Much less frequently, デン is the forename as well as the last name.