GSNA
| Acronym | Definition |
|---|---|
| GSNA | Georgia School Nutrition Association (est. 1951; Tucker, GA) |
| GSNA | Goethe Society of North America (est. 1979) |
| GSNA | Garden State Numismatic Association (New Jersey) |
| GSNA | Greater Strathmore Neighborhood Association (Syracuse, NY) |
| GSNA | Geniko Stratiotiko Nosokomeio Athinon (Greek: General Military Hospital of Athens; Athens, Greece) |
| GSNA | GIAC System and Network Auditor |