| Abbreviation | Definition |
|---|---|
| IEOF | Interactive Executive Office Forum |
| IF | Industry Forum |
| IFCP | International Forum |
| IFIE | International Forum for Investor Education |
| IFISO | Informal Forum of International Students Organisations |
| IFLF | Islamic Fintech Leaders Forum |
| IFOM | International Forum on Medicines |
| IFPP | Irish Forum for Psychoanalytic Psychotherapy |
| IFSW | Indian Forum of Social Work |
| IGAF | Indonesian Green Action Forum |
| IGAF | International General Aviation Forum |
| IHYF | International Hindu Youth Forum |
| IIF | IPTV Interoperability Forum |
| IISF | International Inbound Services Forum |
| IJAF | International Justice Analysis Forum |
| ILF | Industry Liaison Forum |
| ILMF | International Lidar Mapping Forum |
| IMLF | International Media Law Forum |
| IMRF | Internaftional Multisensory Research Forum |
| IMSF | International Maritime Statistics Forum |