CLDF
| Acronym | Definition |
|---|---|
| CLDF | Children's Liver Disease Foundation (UK) |
| CLDF | Competitive Level Documentation Form (Washington, DC) |
| CLDF | Cayuga Lake Defense Fund (est. 1998; Ithaca, NY) |
| CLDF | Clear Lake Development Facility (now Sonny Carter Training Facility) |
| CLDF | Club der Fahranfänger (German: Club of Novice Drivers) |