| Acronym | Definition |
|---|
| GNI | Gross National Income |
| GNI | Golden Nugget, Inc. (Nevada) |
| GNI | Global Nomads International |
| GNI | Global Network Initiative |
| GNI | Great Northern Iron |
| GNI | Global Network Infrastructure |
| GNI | Girl's Night In |
| GNI | Guyana News and Information |
| GNI | Greater Nagoya Initiative (Japan) |
| GNI | Global Netoptex Inc. |
| GNI | Gay Naturists International |
| GNI | Got No Idea (gaming clan) |
| GNI | Gebäude Netzwerk Institut (German) |
| GNI | Guild of Naturopathic Iridologists |
| GNI | Grenoble Network Initiative (France) |
| GNI | Great Northern Insulation |
| GNI | Gauge Non-Invariant (physics) |
| GNI | Gerrard and National Intercommodities (finance) |
| GNI | Good News India |
| GNI | Good Neighbours International |
| GNI | General New Item |
| GNI | Guy's Night In |
| GNI | Green Nano Initiative |
| GNI | Guru Nanak Industries |