DKG
DKG stands for:
- German-Canadian Society
 - German-Korean Society
 - German Kafka Society
 - German Cactus Society
 - German Rubber Society
 - German Ceramic Society
 - Deutsche Kinotechnische Gesellschaft, see Television and Cinematic Society
 - German colonial society
 - German hospital society
 - German Cancer Society
 - German Criminological Society
 - German Congress for Geography
 - Diketogulonic acid
 - Double clutch
 - Dreikönigsgymnasium in Cologne
 
dkg stands for:
- Decagram (unit) (outdated, today: dag ), derived SI unit for mass