- Quannum MCs feat. Souls of Mischief
- Quanteisha (Canadian R&B singer)
- Quantensprung
- Quantic (William Holland)
- Quantic (Belgian 1996 pop / eurodance project)
- Quantic & Russell, Alice
- Quantic and his Combo Bárbaro
- Quantic feat. Russell, Alice
- Quantic feat. Triana, Andreya
- Quantic feat. Wilson, Spanky
- Quantic featuring Denitia
- Quantic presenta Flowering Inferno
- Quantic Soul Orchestra, The
- Quantic Soul Orchestra, The feat. Russell, Alice
- Quantice
- Quântico Romance (computer music project)
- Quantifier (progressive sludge metal)
- Quantize (early '90s Euro house/hi-NRG duo Chris Lucas & Damien Paule)
- Quantos, Los
- QUANTRELL
- Quantrelle
- Quantrill, Tyler
- Quantum (Swedish progressive rock band)
- Quantum Jump
- Quantum Keys
- Quantum Penguin (Shropshire Folk Musican)
- Quantum Void (speedthrash band from Poland)
- Quaoar (Rock band from Basque Country, Spain)
- Quara, 07 (Azeri Bass Traditional Turkish contemporary electronic musician)
- Quarantadue
- Quarantine (punk rock)
- Quarantined
- Quarashi
- Quare
- Quare & Sluds
- Quarry (Vittorio Tolomeo, singer/songwriter of Prizeday)
- QUARRY (Cory Haynes)
- Quarry (Ash Carvell)
- Quarrymen, The (British group that evolved into The Beatles)
- Quart (Vince Watson's Jazz and Downtempo pseudonym)
- Quart Primera
- Quarter (late 1990s/early 2000s chillout, tracks "Bongo Tune", "S. Toned")
- Quarter (German band from Freiburg/Berlin)
- Quarter After, The
- Quarter Conscious
- Quarter Short (Brisbane/Meanjin-based soloist)
- Quarter Street
- Quarter to Africa
- Quarterback 40 (Punk rock band from Duesseldorf (Germany))
- Quarterback Baby (Canadian pop singer)
- Quarterbacks
- Quartered
- Quarterflash
- Quarterfly
- Quarterhead
- Quarterhead & SESA
- Quarterly (Brooklyn electronic)
- Quarters (American alt-indie rock band)
- Quartet Buccal
- Quartet de Lyon, Le
- QUARTET NIGHT
- Quartet San Francisco
- Quartet San Francisco & Gordon Goodwin’s Big Phat Band
- Quartet San Francisco, Gordon Goodwin’s Big Phat Band & Take 6
- Quarteto 1111
- Quarteto em Cy
- Quarteto em Cy & Gil, Gilberto
- Quarteto em Cy & Moraes, Vinicius de
- Quarteto em Cy & MPB4
- Quarteto em Cy & Tamba Trio
- Quarteto em Cy & Toquinho
- Quarteto em Cy & Vaz, Célia
- Quarteto em Cy com Tamba Trio
- Quarteto Geral
- Quarteto Jobim-Morelenbaum
- Quarteto Novo
- Quartette
- Quartette Indigo (string quartet led by Akua Dixon)
- Quartetto Cetra
- Quartetto Italiano (1945—1980)
- Quartetto Paganini (Italian violin, viola, guitar & cello quartet)
- Quartetto Radar
- Quartièr, Hal
- Quartiere Coffee
- Quartiere Coffee feat. Sister E
- Quarto Vazio
- quartomudo
- Quartonal (vocal quartet)
- Quartz (70s/80s UK hard rock band)
- Quartz (UK dance production duo Dave Rawlings & Ronnie Herel)
