FKG
FKG is an abbreviation for:
- Felix-Klein-Gymnasium Göttingen in Göttingen, the name comes from the mathematician Felix Klein back
- Missile squadron , was the name of two mobile units of the German Bundeswehr Air Force equipped with ballistic Pershing I missiles
- Friedrich-Koenig-Gymnasium , a science-technological, linguistic, economic and social science high school in the Würzburg district of Zellerau