| Acronym | Definition |
|---|
| IBN | Inspired by Nature |
| IBN | Iowa Board of Nursing (Des Moines, IA) |
| IBN | Inbetriebnahme (German: Commissioning) |
| IBN | Internet Business Network |
| IBN | Institute of Bioengineering and Nanotechnology |
| IBN | Institut Belge de Normalisation |
| IBN | Islamic Broadcasting Network |
| IBN | Integrated Business Network |
| IBN | International Booking Network (hostels) |
| IBN | Identification Beacon |
| IBN | Investors Blog Network |
| IBN | Irish Bird Network (mailing list) |
| IBN | Isolated Bonding Network |
| IBN | Invariant Basis Number (mathematical) |
| IBN | Institute of Behavioural Neuroscience (Institute of Behavioural Neuroscience) |
| IBN | In Before Nuke |
| IBN | International Braiders Network |
| IBN | Iron Biker News (newspaper) |
| IBN | Ivanhoe Broadcast News, Inc |