OWB may refer to:
- Oracle Warehouse Builder
- Origyn Web Browser aka Odyssey Web Browser
- The IATA airport code for Owensboro-Daviess County Regional Airport in Owensboro, Kentucky, United States
- A handgun holster worn outside the waistband
Old World Blues, a DLC in Fallout: New Vegas
ÖWB may refer to:
- Österreichisches Wörterbuch (Austrian dictionary)