UFF or Uff may refer to: Uff!, a Venezuelan boy band Uganda Freedom Fighters, an anti-government faction in the Ugandan Bush War Ulster Freedom Fighters, paramilitary wing of the Ulster Defence Association, a loyalist organisation in Northern Ireland United Freedom Front, an American left-wing terrorist group active in the 1970s and 1980s Universal File Format, a file format used in computer aided test software packages Universal force field, an all atom potential containing parameters for every atom Universidade Federal Fluminense (Fluminense Federal University), a university in Brazil Uzbekistan Football Federation, the governing body of association football in Uzbekistan Team UFF, a Brazilian cycling team UltraFast Fibre, a local fibre company in New Zealand, part of the Ultra-Fast Broadband initiative Ulandshjælp fra Folk til Folk, projects organised by the Danish organisation Tvind See also Uffie (born 1987), American musician