GRWG
| Acronym | Definition |
|---|---|
| GRWG | Growgeneration Corp. (Denver, CO) |
| GRWG | GSICS (Global Space-Based Inter-Calibration System) Research Working Group |
| GRWG | Global Roaming Working Group (telecommunications) |
| GRWG | Good Relations Working Group (UK) |
| GRWG | Grants Review Working Group (Canada) |