UI is short for:

  • Eurocypria, Airline after the IATA code
  • Russian Federation in accordance with the ICAO code
  • Universal indicator in chemistry
  • United Internet, an Internet Service Provider with various subsidiaries
  • University of Idaho
  • University of Iowa
  • User Interface, German user interface

UI as distinguishing signs on license plate:

  • Northern Ireland city of Derry ( Londonderry)

Ui stands for:

  • Ui (band), an American band ( Post-Rock, Funk)
  • Ui ( Irtysh ), a tributary of the Irtysh River in Russia
  • Ui ( Tobol ), a tributary of the Tobol in Russia
  • Michio Ui ( born 1933), Japanese biochemist
  • Yōichi Ui (born 1972 ), Japanese motorcycle racer
  • The Resistible Rise of Arturo Ui, play by Bertolt Brecht

See also:

  • UI-Cup, a football European Cup competition
  • Disambiguation
  • Abbreviation