| 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) |