FNAT
| Acronym | Definition |
|---|---|
| FNAT | Fédération Nationale des Associations Tutélaires (French: National Federation of Ministering) |
| FNAT | Fédération Nationale des Artisans du Taxi (French: National Federation of Taxi Artisans) |
| FNAT | Fine-Needle Aspiration of the Thyroid (cancer) |
| FNAT | Fundação Nacional para Alegria no Trabalho (Portugal) |