WL

WL may refer to:

Arts and entertainment

 * Wario Land: Super Mario Land 3, a Wario Land series video game for the Game Boy
 * The Weakest Link, a television program
 * White Lies (band), an English indie rock band
 * Wisteria Lane, the primary setting of Desperate Housewives
 * Westlife, an Irish pop band

Science and technology

 * Wavelength, a property of all physical waves
 * Wetland, a land area that is saturated with water
 * Wetting layer, in nanotechnology
 * Windows Live, a set of web services and software from Microsoft
 * Wood's lamp, a diagnostic tool used in dermatology
 * Working level, a measure of exposure to radon gas
 * Wear leveling

Other uses

 * World Leader, the athlete with the best mark, time or score worldwide in the current season
 * Wehrmacht Luftwaffe, on license plates of the German air force during World War II
 * West Lafayette, Indiana
 * White Liberal (phrase), a phrase coined by Paul Farmer in Tracy Kidder's 2005 book Mountains Beyond Mountains
 * Whole language, a literacy philosophy which emphasizes that children should focus on meaning and strategy instruction
 * Wiara Lecha, a former football supporters group in Poland and now an independent football club
 * WikiLeaks, a document archive website used by whistleblowers
 * Westlaw, a legal database