Tuu

Tuu or TUU may refer to:


 * As a name
 * Tuu (band) (1980s–1999), British ambient band
 * Tuu languages, spoken in Botswana and South Africa
 * Xuan Tuu (1925–1996), Vietnamese writer properly addressed as Tuu
 * Tuu, fictional homeworld of Lugians in the game Asheron's Call 2


 * As an abbreviation
 * Tasmania University Union, in Australia


 * As a code
 * Tabuk Regional Airport, in Saudi Arabia, IATA code TUU
 * Tututni language by ISO 639-3 code