LES

LES or Les may refer to:

People

• Les (given name)
• Les (surname)
• L.E.S. (producer), hip hop producer

Space flight

• Launch Entry Suit, worn by Space Shuttle crews
• Launch escape system (LES), for spacecraft emergencies
• Lincoln Experimental Satellite series, 1960s and 1970s

Biology and medicine

• Lazy eye syndrome, or amblyopia, a disorder in the human optic nerve
• The Liverpool epidemic strain of Pseudomonas aeruginosa
• Lower esophageal sphincter

Places

• The Lower East Side neighborhood of Manhattan, New York City
• Les, Catalonia, a municipality in Spain
• Leş, a village in Nojorid Commune, Bihor County, Romania
• Les, the Hungarian name for Leșu Commune, Bistriţa-Năsăud County, Romania

Other uses

• Lake-effect snow
• Large eddy simulation in fluid dynamics
• Les+ Magazine
• Law Enforcement Sensitive, a US security classification
• Leave and Earnings Statement, of US military
• Leigh-on-Sea railway station, station code
• Licensing Executives Society International, a US intellectual property organization
• Life Extension Society, a cryonics organization
• Lifetime Entertainment Services, a US company
• Lilliput Edison screw, a 5mm light bulb socket
• Louisiana Energy Services, which operates the National Enrichment Facility