DDP may refer to:

Commerce

  • Delivered Duty Paid, an international shipping method
  • Devil's Due Publishing, a comic book publisher
  • Disability and Development Partners, a UK international organisation
  • Double Dragon Publishing, a science-fiction and fantasy publisher

Computing

  • Datagram Delivery Protocol, a networking protocol in the AppleTalk suite
  • DDP-316, family of minicomputer systems, including DDP-116, DDP-516, DDP-716.
  • Differential dynamic programming, a second-order algorithm for trajectory optimization
  • Digital Data Pack, cassette tape data storage format of the Coleco Adam
  • Digital DawgPound, a hacker group
  • Disc Description Protocol, a generic disc image file format
  • Distributed Data Processing, a 1970s term referring to one of IBM's combined offerings
  • Distributed Data Protocol, a client-server protocol for querying and updating a database
  • Dolby Digital Plus, a multichannel audio compression technology

Medicine and science

  • Deafness dystonia polypeptide, a protein/gene also known as TIMM8A
  • DNA Doe Project, a non-profit, volunteer group that identifies John and Jane Does using genetic genealogy techniques
  • Dyadic developmental psychotherapy, for children with serious emotional disorders

Politics and government

  • Deutsche Demokratische Partei (German Democratic Party), a 1918–1930 political party in the German Weimar Republic
  • Deputy Director for Plans, former name of the Deputy Director of CIA for Operations
  • Direct Democracy Party of New Zealand, a 2005–2009 political party
  • Doordarshi Party, a 1980–1997 Indian political party

Other uses

  • Diamond Dallas Page, a professional wrestler
  • Disney Dining Plan, a meal package for Walt Disney World hotel guests
  • Doctors for Disaster Preparedness, a non-profit organization on fringe-science topics, mainly advocating global warming denial
  • DoDonPachi, a 1997 video game
  • Dominicans Don't Play, a New York-based street gang of Latino youths whose heritage is traced to the Dominican Republic
  • Dongdaemun Design Plaza, a Seoul landmark
  • Dricus du Plessis, a South African professional mixed martial artist
  • Dublin Death Patrol, an American thrash metal band
  • Dudley Port railway station (station code), in Tipton, England, United Kingdom