DF

• China Railways DF
• China Railways DF4
• China Railways DF8
• Dairy
• Danish People's Party
• Daylight factor
• DeFRaG
• Decapacitation factor
• Defender (association football)
• Degrees of freedom
• Delta Force
• Democratic Front (Montenegro)
• Density function
• Dielectric loss
• Direction finding
• Direction flag
• Dissipation factor
• Dongfeng (disambiguation)
• Dongfeng (missile)
• DragonFable
• Duty Free
• Dwarf Fortress
• Federal District (Brazil)
• Jehovah's Witnesses and congregational discipline
• Methylphosphonyl difluoride
• Mexico City
• New Zealand DF class locomotive (1979)
• Quantum Air
• df (Unix)
• federal district