United Federation may refer to:
Organizations United Federation of Postal Clerks, the former name of the American Postal Workers Union United Federation of Teachers, a labor union that represents most teachers in New York City's public schools United Federation of Trade Unions, a trade union in Norway United Retail Federation, an Australian industrial organisation of employers
In fiction United Federation of Planets, a fictional interstellar federal republic in the Star Trek science fiction franchise United Citizen Federation, a fictional government from the movie Starship Troopers United Federations, a fictional government from the movie The Fifth Element United Federation, a territory in Papers, Please United Federation, a fictional country from the Sonic the Hedgehog franchise
See also