HBR

As a three letter acronym, HBR may refer to:

• the former International Olympic Committee (IOC) 3-letter country code for British Honduras
• Hanna Barbera Records, a short-lived (1965-1966) record label for children's records
• Harvard Business Review, a general management magazine published since 1922 by Harvard Business School Publishing
• Henley Beach Road, Adelaide, a major arterial running from the Adelaide city centre to Henley Beach
• Hobart Municipal Airport (IATA code HBR), in Oklahoma, US
• Hudson Bay Railway, a Canadian railway with logo "HBR" and a "reporting mark" of HBRY

HBr may refer to:

• Hydrogen bromide, an ionic diatomic compound which can be dissolved in water to form hydrobromic acid
• Hydrobromic acid, a solution of hydrogen bromide in water