BSU
The abbreviation BSU stands for:
- Federal Bureau for Maritime Casualty Investigation in Germany
- Authority for Urban Development and Environment of the Free and Hanseatic City of Hamburg
- Belarusian State University in Belarus
- Bürgerliche Soziale Union , a small political party in Germany
- Bus company in Solothurn and the surrounding area , Swiss local transport company
- Boise State University in the US state of Idaho
- Ball State University in the US state of Indiana
- Behavioral Sciences Unit , former name of the Behavioral Analysis Unit of the Federal Bureau of Investigation
- Powiat Suwalski in Podlaskie Voivodeship, Poland (license plate)
