HB
The abbreviation HB , HB stands for:
- Bremen main station according to DS 100
 - Hauptbahnhof , in Switzerland
 - U-Bahnhof Hauptbahnhof (Nürnberg) , an underground station of the Nuremberg U-Bahn
 - arrest warrant
 - trade balance
 - General ledger in accounting
 - Caretaker , a professional group
 - Duchy of Brunswick
 - Gifted , intellectual talent well above average
 - as HB reference to marriage in the registers of the registry office , cf. HA reference to birth records and HC reference to death records
 - Mintmaster's mark of the Dresden mint (1556–1605)
 - Hygiene officer
 
Places:
- Hanseatic City of Bremen
 - Burundi according to the ICAO code
 - Nationality mark (national emblem) for aircraft from Switzerland and Liechtenstein
 - Hofbräuhaus am Platzl in Munich (Bavaria)
 - State Hofbräuhaus , Munich Hofbräu brewery
 
Technology and Science:
- Hemoglobin , the blood pigment (usually abbreviated as Hb)
 - Chevrolet HB , a car model from the 1930s
 - HB (car brand) , former Brazilian car brand
 - Hardness (pencil) medium , the hardness of a pencil lead
 - Brinell hardness test , see hardness
 - Hierarchical Bayesian, an approach to data analysis in Bayesian statistics
 - hard board, hard fiberboard
 - Harderbahn , the abbreviation for a funicular in Switzerland
 
Organizations:
- Hansa-Brandenburg , aircraft manufacturer
 - HB workshops for ceramics , a manufacturer of ceramic materials from Brandenburg
 - HB Tórshavn , a Faroese football club
 - HB (band) , a Finnish symphonic metal band
 - Scoundrels , German hip-hop label
 - HB (cigarette brand)
 - Evangelical Church HB in Austria
 - Berglunds Mekaniska Verkstad , former Swedish car manufacturer
 - H. Brothers , former American automobile manufacturer
 
HB as a distinguishing mark for matriculation ( aircraft registration number ) in civil aviation:
- Switzerland: national emblem (nationality mark) followed by three letters (e.g. HB-ODH)
 
HB as a distinguishing mark on license plates:
- Germany: cities of Bremen and Bremerhaven
 - UK: Bournemouth
 - Norway: Elverum in the province of Innlandet
 - Austria: Hartberg District (expiring)
 - Poland: Ministry of the Interior
 - Czech Republic: Okres Havlíčkův Brod (to be discontinued)
 - Hungary: Armed Forces ( Magyar Honvédség )
 
HB as a distinguishing mark on small vehicle license plates in inland shipping:
- Germany: Waterways and Shipping Office Bremen