IFFI
| Acronym | Definition |
|---|---|
| IFFI | International Film Festival of India |
| IFFI | Inventario Fenomeni Franosi in Italia (Italian: Inventory of Landslides in Italy) |
| IFFI | International Finance Facility for Immunization (Global Alliance for Vaccines and Immunization) |
| IFFI | Immortals Forever Forever Immortals |
| IFFI | Insanity Forever Forever Insanity |
| IFFI | Identification, Friend or Foe Interrogator |
| IFFI | Intra-Abdominal Focal Fat Infarction |