RGK
| Acronym | Definition |
|---|---|
| RGK | Römisch-Germanische-Kommission (German: Romano-Germanic commission; German Archaelogical Commission; Frankfurt, Germany) |
| RGK | Roy G. Krenkel (artist) |
| RGK | Restgemeinkosten (German: Residual Overhead Expenses) |
| RGK | Rat Glandular Kallikrein |
| RGK | Ronya and George Kozmetsky Foundation (Austin, Texas, USA) |