Unione Sportiva Follonica Gavorrano is an Italian association football club that represents the municipalities of Follonica and Gavorrano in Tuscany, the latter is also the company headquarters.

The club currently play in Serie D, the fourth tier of Italian football.

In the season 2009–10 it was promoted from Serie D to Lega Pro Seconda Divisione.

In June 2019 the merger between the company of Follonica and that of Gavorrano was made official: the new team, heir of the Gavorrano sporting tradition takes the name of Follonica Gavorrano and is admitted in Serie D. The colors of the club are white, blue and red.

Mario Matteini,[1][2] the historic president[3] who led the club from Seconda Categoria to Lega Pro Seconda Divisione from 1999 to 2011,[4] died on 9 March 2011.