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DLF Universal, India's largest real estate firm formerly known as Delhi Leasing and Finance
Darfur Liberation Front
Derby Lunatic Fringe a football hooligan firm based in Derby, England.
Dlf is another name for Liberal People's Party (Norway)
The DLF was a dwarf in Prince Caspian (see Our Dear Little Friend)
DLF is the abbreviation for the German nation wide radio station Deutschlandfunk.