| Acronym | Definition |
|---|
| FRG | Federal Republic of Germany |
| FRG | Family Readiness Group (US Army) |
| FRG | Forge (street type) |
| FRG | Fonds Régional de Garantie (French: Regional Guarantee Fund) |
| FRG | Faculty Research Grant (various schools) |
| FRG | Frente Republicano Guatemalteco (Spanish: Guatemalan Republican Front) |
| FRG | Guatemalan Republican Front |
| FRG | Frigate (Star Wars) |
| FRG | First Responder Group (US DHS) |
| FRG | Financial Resource Group (various locations) |
| FRG | Fixture Resource Group (Ohio) |
| FRG | Formal Reasoning Group (research into artificial intelligence; Stanford University) |
| FRG | Fiber Reinforced Gypsum |
| FRG | Field Review Group |
| FRG | Fiberglass Reinforced Gypsum |
| FRG | Forward Repair Group (British army) |
| FRG | Force Requirements Generator |
| FRG | Floating Rate Gilt (banking) |
| FRG | Facility Review Group |
| FRG | Flux Research Group (University of Utah) |
| FRG | Field Record Group |
| FRG | Floridians for Responsible Government, Inc. |
| FRG | Fire Rated Glazing (architectural drawings) |
| FRG | Farmingdale Republic Airport, New York (Airport Code) |
| FRG | Fraction of Residential Power supplied by Gas (Carolina Environmental Program) |