BDU

BDU may refer to:

Airports

 * Bardufoss Airport (IATA code: BDU), northern Norway
 * Boulder Municipal Airport (FAA LID: BDU), Colorado, United States

Universities

 * Bahir Dar University, Ethiopia
 * Baku State University, Azerbaijan
 * Bharathidasan University, Tamil Nadu, India

Other

 * B.D.U, a South Korean boy band
 * Battle Dress Uniform, historical United States military camouflage clothing
 * Befehlshaber der U-Boote, head of the German Navy's U-Boat arm in WWI and WWII
 * Bizkaia–Durango, a cycling team based in Spain
 * Broadcast distribution undertakings, the legal term for Canadian multichannel television providers
 * Brown Debating Union, a student society at Brown University, Rhode Island, United States
 * Oroko language of Cameroon (ISO 639 code: bdu)
 * Data Security Threats Database (known as BDU in Russian), a Russian national software vulnerability database