Association Sportive de Saint-Étienne Loire is a French association football club based in Saint-Étienne. The club was founded in 1919 and currently plays in Ligue 1, the top division of French football. Saint-Étienne plays its home matches at the Stade Geoffroy-Guichard. The team is managed by Óscar García and captained by Loïc Perrin, who started his career at the club in 1996. Saint-Étienne is known as Les Verts meaning "the Greens" due to its home colours.
Saint-Étienne is, arguably, the most successful club in French football history having won ten Ligue 1 titles, six Coupe de France titles, a Coupe de la Ligue title and five Trophée des Champions titles. The club's ten league titles are the most professional league titles won by a French club, while the six cup victories places the club third among most Coupe de France titles. Saint-Étienne has also won the second division championship on three occasions. The club achieved most of its honours in the 1960s and 1970s when the club was led by managers Jean Snella, Albert Batteux, and Robert Herbin.