Cognomen Dör (Dore 
, Dör 
) , worldwide, is a common surname. The last name Dör is characteristic of 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). In absolute terms, it most frequently occurs in India, France, and the United States. Much less frequently, Dör is the forename as well as the last name.