| Abbreviation | Definition |
|---|---|
| IDGAI | Ikatan Dokter Gigi Anak Indonesia |
| IDI | Ikatan Dokter Indonesia |
| IDLN | Indonesian Digital Libraries Network |
| IDLN | Indonesian Digital Library Network |
| IDLN | Indonesian Distance Learning Network |
| IFCC | Indonesian Forestry Certification Cooperation |
| IFFA | Indonesian Flag Football Association |
| IFI | Ikatan Fisioterapi Indonesia |
| IFI | Institut Français d'Indonésie |
| IFNP | Indonesian Food and Nutrition Progress |
| IGAF | Indonesian Green Action Forum |
| IGGI | Inter-Governmental Group of Indonesia |
| IGO | Indonesian Girls Only |
| IGRS | Indonesian Game Rating System |
| IGSP | Indonesian German Scholarship Programme |
| IHH | Iuran Hasil Hutan |
| IHSG | Indeks Harga Saham Gabungan |
| IICD | Indonesian Institute for Corporate Directorship |
| IICS | Ipeka Integrated Christian School |
| IIEE | Indonesian Institute for Energy Economics |