DDR
DDR or ddr may refer to:
- Dance Dance Revolution, a musical video game series produced by Konami
- Deutsche Demokratische Republik, 'German Democratic Republic', official name of the former East Germany (1949–1990)
ddr, ISO 639-3 code for the Dhudhuroa language- Disarmament, demobilization and reintegration, a component of peace processes
- DNA-damage response, for repairing damaged DNA
- Double data rate, a data transfer strategy of a computer bus
- DDR SDRAM, a computer memory standard that uses double-data-rate transfers
- DDr., title for a double doctorate in Germany
- Developers Diversified Reality and DDR Corp., former names for SITE Centers Corp.
Transport
- DDR, station code for Dadar railway station, Mumbai, India
- Ddr, station code for Dordrecht railway station, Dordrecht, the Netherlands
- IATA airport code for Shigatse Tingri Airport, Tibet, China