URF may refer to:

• Ultra Rapid Fire, a special game mode in League of Legends

• Unidentified reading frame, an open reading frame in DNA sequences

• Union of Right Forces, Russian liberal democratic political party (1999–2008)

• University Radio Falmer, student radio station for the University of Sussex

• University Research Fellowship of the Royal Society

• Urf, Arabic Islamic term referring to the custom, or 'knowledge', of a given society

• URF (Swedish Navy) or Ubåtsräddningsfarkosten, a Swedish submarine rescue vessel

See also

• Urfi (disambiguation)

eo:URF