GK or Gk may refer to:

Businesses and organizations edit

Places edit

Sports edit

Other uses edit

  • G. K. Chesterton, a Roman Catholic novelist and author
  • GK Barry, English influencer and presenter
  • Glucokinase, an enzyme that facilitates phosphorylation of glucose to glucose-6-phosphate
  • Gōdō gaisha, a type of Japanese business organization
  • GK, the gene encoding Glycerol kinase, a phosphotransferase enzyme
  • Guntur Kaaram, an 2024 Indian Telugu-language action drama film by Trivikram Srinivas