| Acronym | Definition |
|---|
| IEG | Industries Electriques et Gazières (French: Gas and Electric Industries) |
| IEG | Intel Extreme Graphics |
| IEG | Irq Edge |
| IEG | Industrial Engineering Group (various organizations) |
| IEG | Institute of Economic Growth (India) |
| IEG | Immediate Early Gene |
| IEG | Implementing Electronic Government |
| IEG | Internet Entertainment Group |
| IEG | Institut für Europäische Geschichte (German: Institute of European History) |
| IEG | International Environmental Governance |
| IEG | Information Exchange Group |
| IEG | International Engineering Graduate (India) |
| IEG | Information Exchange Guide |
| IEG | Imagery Exploitation Group |
| IEG | Integrated Equipment Group (US IRS) |
| IEG | Interfaith Environmental Group |
| IEG | Infrastructure Enablement Group (AMD) |