DU
- Dagon University
- Damascus University
- Dankook University
- Deakin University
- Delhi University
- Delta Upsilon
- Democratic Underground
- Denison University
- Depleted uranium
- Dial-up
- Diplôme universitaire
- Disney University
- Dobson unit
- Doctor of the University
- Dongguk University
- Donghua University
- Doshisha University
- Dota Underlords
- Double Union
- Drake University
- Drexel University
- Du (Cro song)
- Du (Peter Maffay song)
- Du (cuneiform)
- Du (footballer)
- Du (magazine)
- Du (personal pronoun)
- Du (surname)
- Du River
- Dubrovnik
- Ducks Unlimited
- Duisburg
- Duke University
- Duodenal ulcer
- Duquesne University
- Durham University
- Duri railway station
- Hemus Air
- Miranda Du
- Mount Du
- Sylviornis
- The Independents (Liechtenstein)
- University of Denver
- University of Dhaka
- University of Dublin