DFB may refer to: Music Dem Franchize Boyz, an Atlanta hip hop group Dysfunctional Family BBQ, a New York festival
Sport
DFB-Pokal, a football cup competition in Germany
Organisations Furka Steam Railway (), Switzerland German Football Association (), a sport governing body Dublin Fire Brigade, Ireland
Science and technology Decafluorobutane, a fluorocarbon gas Dfb, Köppen climate classification for a humid continental climate Distributed-feedback laser
Other uses Deerfield Beach, Florida, a city in the United States