LQ may refer to:
LQ45 is a stock market index for the Indonesia Stock Exchange (IDX) (formerly known as the Jakarta Stock Exchange).
Long QT syndrome (LQTS) is a rare congenital and inherited or acquired heart condition in which delayed repolarization of the heart following a heartbeat increases the risk of episodes of torsades de pointes (TdP, a form of irregular heartbeat that originates from the ventricles).
LOL or lol, an acronym for laugh(ing) out loud or lots of laughs, is a popular element of Internet slang.
The General Motors 60° V6 engine family is a series of 60° V6 engines which were produced for both longitudinal and transverse applications.
Loop quantum gravity (LQG) is a theory that attempts to describe the quantum properties of the universe and gravity.
In linear algebra, a QR decomposition (also called a QR factorization) of a matrix is a decomposition of a matrix A into a product A = QR of an orthogonal matrix Q and an upper triangular matrix R.
Sarajevo International Airport (IATA: SJJ, ICAO: LQSA), also known as Butmir Airport, is the main international airport in Bosnia and Herzegovina, serving Sarajevo, capital of Bosnia and Herzegovina.
Tuzla International Airport (Bosnian: Međunarodni aerodrom Tuzla/Међународни аеродром Тузла; Croatian: Međunarodna zračna luka Tuzla) (IATA: TZL, ICAO: LQTZ) is an airport near Tuzla, Bosnia and Herzegovina.