Lex or LEX may refer to:
Arts and entertainment
- Lex, a daily featured column in the Financial Times
Games
- Lex, the mascot of the word-forming puzzle video game Bookworm
- Lex, the protagonist of the word-forming puzzle video game Bookworm Adventures
Music
- L.E.X., the third studio album by Liverpool Express
- "Lex", a song from Ratatat's 2006 album Classics
- Lex (album), a mini-album and partial soundtrack by Portland, Oregon duo Visible Cloaks
- Lex Records, an independent record label
Computing
- Amazon Lex, a service for building conversational interfaces into any application using voice and text
- LEX (cipher), a stream cipher based on the round transformation of AES
- Lex (software), a computer program that generates lexical analyzers
- lex (URN), a URN namespace that allows accurate identification of laws and other legal norms.
Names
- Lex (given name)
- Lex (surname)
Places
- Lex, West Virginia, an unincorporated community in McDowell County, West Virginia
- Lexington Avenue, an avenue on the East Side of the borough of Manhattan in New York City
Transportation
- Blue Grass Airport (IATA code: LEX), a public airport in Fayette County, Kentucky
- Leading-edge extension, a small extension to an aircraft wing surface
- USS Lexington (CV-2), an early aircraft carrier built for the United States Navy
Other
- Lex (dog) (1999–2012), the first active duty, fully fit military working dog to be granted early retirement in order to be adopted
- Lex Autolease, the United Kingdom's largest vehicle leasing business
- Lex building, a high-rise of government offices in the European Quarter of Brussels
- Lex XI F.C., a Welsh football team based in Wrexham
- Severe Tropical Storm Lex, a category-1 typhoon in the 1983 Pacific typhoon season
See also
- Leges (disambiguation)
- Lexx, a science fiction television series