DDR

DDR is the German acronym for Deutsche Demokratische Republik (German) or German Democratic Republic (English), a former state in Europe, 1949–1990. It is also referred to as East Germany.

DDR may also refer to:

In politics:

• Disarmament, Demobilization and Reintegration, a peacebuilding strategy for disbanding former combatants and reintegrating them into society
• Doha Development Round

In science:

• DDR1, a gene coding for Discoidin Domain Receptor 1
• DDR2, a gene coding for Discoidin Domain Receptor 2
• DDR, DNA-damage response

In technology:

• Device Description Repository, a concept proposed by the Mobile Web Initiative Device Description Working Group of the W3C
• Dial-on-demand routing, a network-connection technique
• Direct-to-disk recording, a recording technique that does not use magnetic tape
• Double data rate, a transfer mode for data on a computer bus
• Data Direction Register, a type of register to set a GPIO as input or output

In entertainment and music:

• Dance Dance Revolution, a music video game series by Konami
• Doctor Dream Records, an independent record label

In sport:

• Dutchland Rollers or Dutchland DerbyRollers, a women's flat-track roller derby league based in Lancaster, Pennsylvania
• Daniele De Rossi, Italian footballer
• Dwayne De Rosario, Canadian footballer

In transport:

• Dadar railway station, Western Railway station code

Other

• DDR Corp., American real estate investment trust company
• DDR Motorsport, American kit car manufacturer
• Destroyer Revolution, the Next Generation Escort Ship project of the Japanese Maritime Self-Defense Force (JMSDF)