Gauche

Gauche may refer to:
 * Literal left-hand-referenced relative direction:
 * A style of Western fencing using the main-gauche, i.e. the parrying dagger, normally held in the left hand
 * Rive Gauche, on the southern (i.e., left, when facing down the direction of flow) bank of the Seine in Paris, France
 * Stereochemistry:
 * Gauche conformation, a torsion angle of ±60° in alkane stereochemistry
 * Gauche effect, a characterization in which the gauche rotamer is more stable than the anti rotamer
 * Gauche (Scheme implementation), an implementation of the Scheme programming language
 * "Gauche the Cellist", short story by  Kenji Miyazawa about the eponymous hypothetical cellist
 * Laura Gauché (born 1995), French alpine ski racer