| Acronym | Definition |
|---|
| GKK➣Gesetzlichen Krankenkassen (German: State Sickness Fund; health insurance) |
| GKK➣Goju Ryu Karate Do Kyokai (Toledo, Ohio) |
| GKK➣Grih Kalyan Kendra (Indian society) |
| GKK➣Gawad Kaligtasan at Kalusugan (Filipino: Safety and Health Award; Department of Labor and Employment) |
| GKK➣Groninger Kunstenaars Kollektief (Dutch: Groninger Artists Collective) |
| GKK➣Grodziski Klub Koszykarski (Polish basketball club) |