GDF

GDF may refer to:

• Civic Democratic Forum (Građanski demokratski forum), a political party in Serbia
• Gaz de France, a defunct French energy company
• General Data Format for Biomedical Signals
• Geographic Data Files
• Geological disposal facility
• Glasnost Defense Foundation, a Russian human rights organization
• Global Development Finance, an economic database
• Growth differentiation factor
• Guardia di Finanza, an Italian law enforcement agency
• Guduf-Gava language
• Guyana Defence Force