CBF may refer to:
- Brazilian Football Confederation (Confederação Brasileira de Futebol), national governing body for football (soccer) in Brazil
- Chesapeake Bay Foundation - the largest U.S. regional conservation organization dedicated to the restoration and protection of the Chesapeake Bay and its tributary rivers.
- CBF-FM, the Première Chaîne radio station in Montreal, Quebec (formerly CBF when it was on the AM band)
- CBFX-FM, the Espace musique radio station in Montreal, Quebec, which was formerly known as CBF-FM
- Community Broadcasting Foundation - a funding organisation in Australia
- Canadian Bridge Federation, the governing body for contract bridge in Canada
- Commander of British Forces Commendation
- Honda CBF series - A series of motorcycles.
- Cerebral blood flow
- Core binding factor, a type of transcription factor.
- Chess Base Format - A format for storing Chess Games. Used by ChessBase.
- Chicagoland Bicycle Federation, a non-profit, bicycling-advocacy organization serving the greater Chicago, Illinois area.
- Cooperative Baptist Fellowship
- Council Bluffs Municipal Airport (IATA: CBF)
- China Northern Airlines's ICAO designator
- C-Repeat Binding Factor
- A popular internet acronym, which stands for 'Can't be Fucked'
- A Nevermore song.
- Central Bureau on Fundraising