| Acronym | Definition |
|---|
| IFW | Inland Fisheries and Wildlife (Maine) |
| IFW | Institut für Weltwirtschaft (German: Kiel Institute for the World Economy) |
| IFW | Internet Fraud Watch |
| IFW | Information Framework |
| IFW | Internet Firewall |
| IFW | Imaging for Windows |
| IFW | International Freighting Weekly (news service) |
| IFW | Image File Wrapper |
| IFW | International Fight Week |
| IFW | Inertia Friction Welding (South Bend, IN) |
| IFW | Internet Fraud Watch (National Consumers League) |
| IFW | Information Framework (enterprise architecture) |
| IFW | Industrial Fire World |
| IFW | Interference Free Window |
| IFW | International Friendship Weekend (est. 1988) |
| IFW | Institut Für Wissenschaftstransfer durch Wissenschaftliche Weiterbildung (Universität Bremen) |
| IFW | Initial Fees Worksheet (home financing) |
| IFW | Images From Within (Ed Reininga art website) |
| IFW | Institut für Wissenschaftliches Rechnen, ETH Zürich (German) |
| IFW | Incentive Freebie Website |
| IFW | Injection Flood-Wash |