RLS

RLS may refer to:

Education

 * Royal Latin School, a grammar school in Buckingham, England
 * Rutgers Law School, New Jersey
 * Stevenson School, formerly known as Robert Louis Stevenson School, California
 * Richard Lander School, Secondary school Located in South West England

Science and technology

 * Real-time locating system, a means to identify and track the location of objects or people
 * Recursive least squares filter, an adaptive filter algorithm for digital signal processing
 * Regularized least squares, a family of methods for solving least-squares problems using regularization as a constraint.
 * Reef Life Survey, a marine monitoring program in Tasmania
 * Restless legs syndrome, a medical disorder
 * Reusable launch system, a system capable of launching a vehicle into space more than once
 * Reversing language shift, a model for revitalizing endangered languages

Other uses

 * Real-life slash, a subgenre of real person fiction
 * Real-life superhero, a person who dresses or acts like comic book superheroes
 * Rial (disambiguation), plural abbreviation Rls, units of currency in several Middle Eastern countries
 * Robert Louis Stevenson
 * Royal Leamington Spa, a town in Warwickshire, England