| Acronym | Definition |
|---|
| DRN | Direction du Réseau National (French: Direction of the National Network) |
| DRN | Développement de Ressources Numériques (French: Development of Digital Resources) |
| DRN | Data Release Number (Free Application for Federal Student Aid) |
| DRN | Dorsal Raphe Nucleus |
| DRN | De Rerum Natura (Latin: On the Nature of Things) |
| DRN | Disaster Response Network |
| DRN | Disability Rights Network of Pennsylvania |
| DRN | Diabetes Research Network |
| DRN | Dan Reed Network (band) |
| DRN | Dharan (Nepal) |
| DRN | Dark Room Notes (band) |
| DRN | Database Record Number |
| DRN | Defence Restricted Network (Australia) |
| DRN | Deus Recipe Nos (Latin: God Accept Us; epigraphy) |
| DRN | Document Reference Number |
| DRN | Dumpy's Rusty Nuts (band) |
| DRN | Dual Recovery Network (various locations) |
| DRN | Dragonfly Recording Network |
| DRN | Descartes Rando Nature (French: Descartes Nature Hike) |
| DRN | Design Research North (consultancy; UK) |
| DRN | Dickey Rural Network (telecommunications company; North Dakota) |
| DRN | Data Representation Notation |
| DRN | Document Release Notice |
| DRN | Detailed River Network (EPA) |
| DRN | Drone Radio Navigation Equipment |
| DRN | Dedicated Router Network |
| DRN | Distributed Routing Network |
| DRN | Deaf Rochester News (New York) |
| DRN | Daily Reports Notice |
| DRN | Drug Risk Number |