TSF Jazz is a jazz radio station based in Paris, France. Founded in 1999, it broadcasts 24/7 jazz programming on FM in Paris and several other French cities. The station's name stands for "Télégraphie Sans Fil" (Wireless Telegraphy), an old French term for radio.

TSF Jazz features a diverse mix of jazz styles, from classic to contemporary, as well as related genres like blues and soul. Its programming includes music shows, interviews, live performances, and coverage of jazz events and festivals. The station aims to promote jazz culture and support both established and emerging artists.

With over 280,000 daily listeners on FM and 1.5 million weekly on digital platforms, TSF Jazz has become a leading voice for jazz in France. It organizes special events like its annual "You & The Night & The Music" concert and collaborates with jazz clubs and festivals across the country.