| Acronym | Definition |
|---|
| IGP | Interior Gateway Protocol |
| IGP | Integrated Graphics Processor |
| IGP | Inspector General of Police |
| IGP | Indicazione Geografica Protetta (guarantee of origin for foods produced in specific areas; Italy) |
| IGP | Internal Gateway Protocol |
| IGP | Intercede Group PLC (various locations) |
| IGP | Indication Géographique Protégée (French: protection of geographic products) |
| IGP | Individual Graduation Plan (various organizations) |
| IGP | Ics Guide Protocol |
| IGP | Integrated Graphics Port |
| IGP | Instituto Geofísico del Perú |
| IGP | Interdisciplinary Graduate Program (various schools) |
| IGP | Instituto Geográfico Português |
| IGP | I Gotta Pee |
| IGP | Indie Game Promoter |
| IGP | Institute of Geophysics |
| IGP | Income Generating Project |
| IGP | Institute of Green Professionals |
| IGP | Integrated Graduate Program |
| IGP | Ireland Genealogy Project |
| IGP | Industrial General Purpose (tariffs; India) |
| IGP | Independent Gas Producer |
| IGP | Ionospheric Grid Points (WAAS, GPS) |
| IGP | Inspectoría General de Presidios (Guatemala) |
| IGP | Integrated Information Technology Governance Process |
| IGP | Intelligent Graphics Processor |
| IGP | Intelligent Gateway Processor |
| IGP | Idaho Grain Producers |
| IGP | Intrinsic-Germanium-Planar |
| IGP | Institute of the Great Plains |
| IGP | Insured Guest Passenger (insurance) |
| IGP | Index of Global Philanthropy |
| IGP | Inertial Guidance Package |
| IGP | Individual Genetic Profile |
| IGP | Injection Gas Pressure (plastic processing) |