DSU
DSU stands for:
- German Social Union , German party, founded in 1990
- German Social Union , German party from 1950–1962
- German Shooting Union
- Danmarks Socialdemokratiske Ungdom , Denmark's social democratic youth
- German Student Union , former university political association, see Sozialliberaler Hochschulverband
- German shipping and handling companies in the German Democratic Republic (GDR)
- Dispute Settlement Understanding , the dispute settlement procedure of the World Trade Organization, see Dispute Settlement Body
- Delaware State University
- Detective Superintendent , see British Police Ranks
