Léman may refer to:
Places Léman (department), a department of the First French Empire Lake Geneva, or Canton of Léman, a canton of the Helvetic Republic
Schools Collège du Léman, Versoix, Switzerland Léman Manhattan Preparatory School, New York City Léman International School - Chengdu, China
Other uses Léman Express, a commuter rail network in west Switzerland and the French Alps Dominique Sébastien Léman, French botanist; named the species Pelagophycus porra
See also Leman (disambiguation) Leyment a commune in Ain department, France