LSE

LSE may refer to:

Places

 * La Crosse Regional Airport, Wisconsin, United States (IATA code LSE)
 * Luzern–Stans–Engelberg railway line, a mountain railway in Switzerland

Computing

 * LSE (programming language), a computer programming language
 * LSE, Latent sector error, a media assessment measure related to the hard disk drive storage technology
 * Language-Sensitive Editor, a text editor used on Digital Equipment Corporation's VMS operating system

Finance

 * Lahore Stock Exchange, now Pakistan Stock Exchange
 * London Stock Exchange
 * London Stock Exchange Group, the owner group of the London Stock Exchange

Other uses

 * Lahore School of Economics, a private university in Lahore, Punjab, Pakistan
 * Landing ship, Emergency Repair, a US ww2 Navy ship
 * Least-squares estimation, a statistical technique commonly used in data fitting
 * Lengua de signos española, Spanish Sign Language
 * Lincoln Southeast High School, a public government education school located in Lincoln, Nebraska
 * Logical Sensory Extrovert, a socionics personality type
 * London School of Economics and Political Science, a public research university within the University of London
 * Louvain School of Engineering, faculty of engineering science at the University of Louvain (UCLouvain), Belgium