Cognomen Döör (Dore 
, Döör) , across the world, is a common last name. The surname Döör is habitual in Saint Kitts and Nevis, where it is a common surname, Guam, where it is quite a common surname, and Guinea (explore the name in all countries). Not in comparison with a country's population, it is the most numerous in India, France, and the United States. Much less frequently, Döör is the forename as well as the last name.