ABD is a three-letter acronym that may refer to:

  • ACCO Brands (NYSE stock symbol ABD)
  • Abadan Airport, in Abadan, Iran (IATA airport code ABD)
  • ABD (TV station), the Australian Broadcasting Corporation's Darwin TV station
  • ABD Insurance & Financial, a northern California-based insurance and financial services broker
  • Aberdeen railway station (station code ABD), a railway station in Aberdeen, Scotland, United Kingdom
  • All but dissertation, a doctoral student who has completed all the requirements for a Ph.D. but has not written and defended the dissertation
  • "Amerika Birle┼čik Devletleri", the Turkish acronym for the United States
  • Association of British Drivers, a British motorists' advocacy group
  • Av Beit Din, a title used for the Chief Rabbi of a Jewish community
  • Avanti BMX Development, a brand name from Avanti (bicycle manufacturer)
  • Abdominal Battle Dressing (ABD pad)