SWE may refer to:

  • Sweden, the country's ISO 3166-1 alpha-3-code
  • Swedish language, the language's ISO 639-2 and ISO 639-3 language code
  • Standard Written English, the most common alphabetic code used to represent the English language
  • Snow-water equivalent, the product of snow depth and snow relative density (with respect to the density of liquid water)
  • Society of Women Engineers, a non-profit engineering organization
  • Society of Wood Engravers, a British printmakers' group
  • Software engineering, the discipline of software design
  • Sensor Web Enablement, an Open Geospatial Consortium framework for defining Sensor Web
  • The Sotheby's Wine Encyclopedia, a compendium on wine
  • SWE, IATA airport code of Samberigi Airport in Papua New Guinea
  • Schrödinger wave equation, from quantum mechanics.
  • Staebler–Wronski effect, light-induced changes in the properties of silicon