ALDF
| Acronym | Definition |
|---|---|
| ALDF | Animal Legal Defense Fund |
| ALDF | Asamblea Legislativa del Distrito Federal (Legislative Assembly of the Federal District; Mexico) |
| ALDF | American Lyme Disease Foundation, Inc. |
| ALDF | Aircraft Landing Dynamics Facility (NASA) |
| ALDF | Averaging Laser Doppler Flowmetry (ophthalmology) |
| ALDF | Adult Local Detention Facility |