QW

QW may refer to:

Airlines

 * Qingdao Airlines, China (founded 2014; IATA: )
 * Blue Wings, Germany (2002–2012; IATA: )

Computing

 * qw operator, in Perl
 * QWERTY keyboard layout

Entertainment and media

 * QuakeWorld, a 1996 video game build
 * QueerWeek, an unpublished New York magazine project
 * Enemy Territory: Quake Wars, a 2007 video game

Other uses

 * Quantum well, in quantum physics and materials science
 * Quo warranto, a legal writ