| Acronym | Definition |
|---|
| GNAC➣Great Northwest Athletic Conference |
| GNAC➣Great Northeast Athletic Conference |
| GNAC➣Global Networking and Computing |
| GNAC➣Greater Nashville Athletic Club |
| GNAC➣Groupement National des Agents Citroën |
| GNAC➣Global Network for Academic Collaboration (Japan) |
| GNAC➣Glenmont National Alliance Committee |
| GNAC➣Georgia Nuclear Advisory Commission |