| Acronym | Definition |
|---|
| GSAf➣Geological Society of Africa (est. 1973) |
| GSAf➣Global Shark Attack File (database) |
| GSAf➣Generator Set-Aside-Fee |
| GSAf➣General Staff of Armed Forces (Mongolia) |
| GSAf➣Grace So Amazing Foundation (Lagos) |
| GSAf➣Garden State Arts Foundation (New Jersey) |