Jean Lenoir

Jean Lenoir may refer to:


 * Jean-Charles-Pierre Lenoir (1732–1807), French lawyer and policeman
 * Jean-Claude Lenoir (born 1944), member of the National Assembly of France
 * Jean Lenoir (composer) (1891–1976), French film and popular composer
 * Étienne Lenoir (1822–1900), also known as Jean J. Lenoir, built the first practical gas engine