SDB

• Air Force Base Langebaanweg (IATA airport code SDB), Western Cape, South Africa
• Sandbach railway station (station code SDB), Sandbach, Cheshire, England, UK
• Shahabad railway station (station code SDB), Kalaburagi, Karnataka, India
• Sønderborg railway station (station code Sdb), Sønderborg, Southern Jutland, Denmark; see List of railway stations in Denmark

• Sébastien de Brossard (1655–1739; musicology abbreviation: SdB), French composer and musician
• S. D. B., post-nominal letters for members of the Salesians of Don Bosco Roman catholic order

• Shoreline Aviation (ICAO airline code SDB), a U.S. charter airline
• SDB bank, a Sri Lankan bank
• SDB, a Russian aircraft manufacturer, who make the SDB Karat

• Salesians of Don Bosco, a Roman Catholic religious order
• School for the Deaf and Blind, Philippines; former name of the Philippine School for the Deaf
• Seventh Day Baptist, a Christian denomination
• Society for Developmental Biology
• Special Design Bureau ({{langx|ru|link=no|особое конструкторское бюро|osoboye konstruktorskoye byuro|special design bureau}}; {{langx|ru|link=no|ОКБ|OKB|SDB}}), a type of Soviet bureau, a form of sharashka ({{langx|ru|link=no|шара́шка}}) R&D lab

• Sukhoi Design Bureau, Soviet Union; an aircraft manufacturer
• Surat Diamond Bourse, Surat, Gujarat, India; a diamond trading centre

• Social Democratic League (SDB; {{langx|nl|link=no|Sociaal Democratische Bond}}), a Dutch socialist political party
• State Security Administration (SDB; {{langx|sh|link=no|Služba državne bezbednosti}}), Yugoslav secret police
• Serbian State Security (SDB; {{langx|sr|link=no|Srpska državna bezbednost}}), a WWII Serbian-collaborationist German-occupation bureau in charge of the Serbian State Guard (SDS; {{langx|sr|link=no|Srpska državna straža}})
• State Security Service (SDB; {{langx|sr|link=no|Srpski državne bezbednosti}}), Serbian secret police
• Serbian State-Building Bloc (SDB; {{langx|sr|link=no|Srpski državotvorni blok}}), a political coalition in Serbia

• GBU-39 Small Diameter Bomb, guided bomb
• GBU-53/B StormBreaker Small Diameter Bomb II (SDB II)
• Service Dress Blue (SDB), a uniform of the United States Navy
• Seaward Defence Boat
• 2 Special Service Battalion (2. SDB; {{langx|af|link=no|2 Spesiale Diens Bataljon}}), South African Army
• Myasishchev M-4, the {{langx|ru|link=no|стратегический дальный бомбардировщик|Strategicheskiy Dahl'niy Bombardirovshchik|strategic long-range bomber}} ({{langx|ru|link=no|СДБ|SDB}})

• Subdwarf B star (sdB), a type of astronomical star
• /dev/sdb, the second SCSI, SATA or USB disk
• Shabaki language (ISO 639 language code sdb)
• sleep-disorder breathing (SDB), a disorder related to sleepwalking

{{canned search|sdb|sd-b|s-db|s-d-b}}

• {{srt}}

{{disambiguation}}