AGK
AGK is an abbreviation for:
- Active Galactic core, English AGN
- Tap terminal or alligator clip
- Terms costs
- Amme, Giesecke & Konegen, Brunswick Maschinenfabrik see MIAG
- A star catalog of the Astronomical Society, continued as AGK2 and AGK3
- AKG Acoustics, a manufacturer of microphones and headphones
- Association of Georgia Klan, a Ku Klux Klan organization in the 1940s
- Kagua Airport, IATA code of the airport of Kagua, Papua New Guinea
- Disambiguation
- Abbreviation