GSDA
| Acronym | Definition |
|---|---|
| GSDA | Griffin-Spalding Development Authority (Griffin, GA) |
| GSDA | Greater San Diego Academy (California) |
| GSDA | Georgia Stock Dog Association |
| GSDA | Gundam SEED (Superior Evolutionary Element Destined-Factor) Destiny Astray (manga) |
| GSDA | Greater Sudbury Dressage Association (Canada) |
| GSDA | Ground Self Defense Army (Japanese army) |