TUF can refer to:
- The Ultimate Fighter, a reality television series
- Tours Loire Valley Airport, Tours, France (IATA airport code: TUF)
- The Unforgettable Fire, an album by Irish rock band U2
- "The Unforgettable Fire" (song), a song from the album above
- "The Ultimate Fling", a song by Finnish rock band Poets of the Fall
- The United Force, a Guyanese political party
- Time-utility function, a mean for real time computing
- The Unifying Force, a Star Wars novel written by James Luceno
Read more about TUF: See Also