Tarn ( or ; ) is a department in the Midi-Pyrénées region in the southwest of France, named after the Tarn River. It was formed in 1790 of the three dioceses of Albi, Castres and Lavaur, belonging to the province of Languedoc. In 1906, the population was 330,533. In 1999, it stood at 343,402.
Other places of interest are: