| IADF | Improved Adaptive Decode And Forward 
| Others |
| IADF | Indian Agricultural Development Foundation
| Others |
| IADF | Indigestible Acid Detergent Fiber
| Others |
| IADF | Indonesia Australia Digital Forum
| Others |
| IADF | Insert Appropriate Dosage Form
| Others |
| IADF | Instituto dos Advogados do Distrito Federal
| Others |
| IADF | Inter American Defense Force
| Others |
| IADF | Inter American Defense Foundation
| Others |
| IADF | International Advanced Diploma in Fundraising
| Others |
| IADF | International Agricultural Development Fund
| Others |
| IADF | International Agriculture Development Fund
| Others |
| IADF | International Aircraft Development Fund
| Others |
| IADF | International Association of Development Funds
| Others |
| IADF | Inverting Automatic Document Feeder
| Others |
| IADF | Irish Aerial Dance Fest
| Others |
| IADF | Irish Aerial Dance Festival
| Others |
| IADF | Israel America Discovery Fund
| Others |