GSA may stand for:

  • Gale-Shapley Algorithm
  • Game Spy Arcade (game utility)
  • GameSpy Arcade (gaming service)
  • Gaming Standards Association
  • Gamma Sigma Alpha
  • Garden Seed Association
  • Garden State Academy (New Jersey)
  • Gay-Straight Alliance Network
  • General sales agent
  • General Services Administration (US, gsa.gov)
  • General somatic afferent (nerve)
  • Genetic sexual attraction
  • Genetics Society of America
  • Genetics Society of Australia
  • Geological Society of America
  • Geological Society of Australia (gsa.org.au)
  • Georgia Securities Association
  • Georgia Shrimp Association
  • Georgia Society of Anesthesiologists
  • Georgia Sociological Association
  • Georgia Strait Alliance
  • German Studies Association
  • Gerontological Society of America
  • Girl Scouts of America
  • Girls’ Schools Association (UK)
  • Glasgow School of Art (gsa.ac.uk)
  • Global Sports Alliance (Japan, gsa.or.jp)
  • Goethe- und Schiller-Archiv
  • Good Shepherd Academy
  • Google Search Appliance
  • Graduate student association
  • Greater Shadow Amuli (Asheron's Call)
  • Grover Search Algorithm
  • Guam Society of America