| IBFG | I Be Farming Grapes 
| Others |
| IBFG | Independent Biodiesel Feasibility Group
| Others |
| IBFG | Instituto De Biologia Funcional Y Genomica
| Others |
| IBFG | International Bankers Financial Group
| Others |
| IBFG | Internationaler Bund Freier Gewerkschaften
| Others |
| IBFG | Internationaler Bund Freier Gewerkschaften (International Confederation of Free Trade Unions)
| Others |
| IBFG | Investor Based Finance Group
| Others |
| IBFG | Irondequoit Bay Fish & Game Club
| Others |