DFG

DFG may refer to:

Businesses

 * Dollar Financial Group, United States
 * Dongfeng Motor Group, a Chinese carmaker

Government

 * California Department of Fish and Wildlife (formerly of Fish and Game), United States
 * Deutsch-Französisches Gymnasium, any of five Franco-German international schools
 * Disabled Facilities Grants, United Kingdom
 * District Factor Group, a class of school district in New Jersey, US

Non-profit organisations

 * Days for Girls, nonprofit sanitary protection provider
 * German Research Foundation (Deutsche Forschungsgemeinschaft), a funder
 * German Peace Society (Deutsche Friedensgesellschaft)

Other uses

 * Deaf Frat Guy, a character from the Adam Carolla Show
 * Difference-frequency generation, nonlinear optics frequency mixing