Olympique Thonon Chablais

Olympique Thonon Chablais, known as Club Sportif de Thonon until 1987, was a football club based in Thonon-les-Bains, France. Founded in 1909, the club's colours were yellow and blue. The team played its home matches at the Stade Joseph-Moynat.

From 1979 to 1987, Thonon played in the Division 2. In 2007, the club merged with Football Croix-de-Savoie 74 to form Olympique Croix-de-Savoie 74.

Name changes

 * 1909–1987: Club Sportif de Thonon
 * 1987–1992: Olympique Thonon-les-Bains
 * 1992–1997: Thonon Chablais Football (merged with Stella Thonon)
 * 1997–2007: Olympique Thonon Chablais