Other
- Certificate of Deposit Fund
- ESA's Concurrent Design Facility at ESTEC
- The city of Cardiff, Wales
- Cardiff Central railway station, National Rail station code CDF
- Chesapeake Detention Facility
- Congolese franc, the ISO 4217 code for the currency of the Democratic Republic of Congo
- CDF Croisières de France, a cruise ship operator
- Chronicle of a Death Foretold, a 1981 novel by Gabriel García Márquez
- Clostridium difficile
- Cortina Airport, Italy (IATA code CDF)
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