| Abbreviation | Definition |
|---|---|
| IFMSA | International Federation of Medical Students Assotiations |
| IFSA | International Forestry Students Association |
| IFSM | Islamic Finance Student Marriages |
| IGCSC | Institute for Global Citizenship Student Council |
| IGSA | Immunology Graduate Students Association |
| IGSA | Indian Grad Student Association |
| IGSA | Indian Graduate Student Association |
| IGSA | Indian Graduate Students Association |
| IGSA | Indigenous Graduate Student Association |
| IGSA | Informatics Graduate Student Association |
| IGSA | International Graduate Student Association |
| IGSA | Iranian Graduate Students Association |
| IGSB | International Graduate Student Bursary |
| IGSC | Indigenous Graduate Students Council |
| IGSC | International Grad Student Committee |
| IGSC | International Graduate Student Conference |
| IGSN | Interdisciplinary Graduate Student Network |
| IGSP | International Guest Student Program |
| IGSS | International Graduate Student Scholarship |
| IGSW | Iran Graduate Student Workshop |