- DN stands for Distinguished Name (IDAP)
- DN stands for Dagens Nyheter (Swedish newspaper)
- DN stands for Down
- DN stands for Death Note (movie)
- DN stands for Domain Name
- DN stands for Diário de Noticias (Portuguese newspaper)
- DN stands for Da Nang (Vietnam)
- DN stands for Dragon Nest (gaming)
- DN stands for Directory Number
- DN stands for Display Name (internet chat)
- DN stands for Diabetic Neuropathy (disorder)
- DN stands for Dagens Næringsliv (Norwegian financial newspaper)
- DN stands for Duke Nukem (Game)
- DN stands for Doncaster (postcode, United Kingdom)
- DN stands for Decision Notice
- DN stands for Dish Network (satellite TV provider)
- DN stands for Dueling Network (gaming forum)
- DN stands for Domain Network
- DN stands for Double Negative
- DN stands for Double Negative (hardcore punk band)
- DN stands for Detroit News
- DN stands for Dialed Number
- DN stands for Digital Number
- DN stands for Distrito Nacional (Dominican Republic)
- DN stands for Directorate for Nature Management (Ministry of the Environment; Norway)
- DN stands for Diameter Nominal
- DN stands for Destination Number
- DN stands for Department of the Navy
- DN stands for Data Numbers