- KK
- KK
- KKaa
- KaaKab
- KabKae
- KaeKai
- KaiKai
- KaiKal
- KalKal
- KalKal
- KalKal
- KalKam
- KamKan
- KanKAN
- KanKan
- KanKap
- KapKar
- KarKar
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- KarKar
- KarKar
- KarKas
- KasKas
- KasKat
- KatKat
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- KATKAV
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- KayKaz
- KazKC
- KCKea
- KeaKee
- KeeKeh
- KehKej
- KejKel
- KelKel
- KelKel
- KelKem
- KemKen
- KENKen
- KenKep
- KepKer
- KerKes
- KesKev
- KevKey
- KeyKha
- KhaKha
- KhaKha
- KhaKHA
- KhaKHZ
- KiKid
- KidKid
- KidKid
- KidKid
- KidKie
- KieKil
- KilKil
- KilKil
- KilKil
- KilKim
- KimKin
- KinKin
- KinKin
- KinKin
- KinKin
- KinKin
- KinKin
- KinKin
- KinKir
- KirKIS
- KisKit
- KitKiy
- KiyKK
- KKKla
- KlaKle
- KleKlo
- KLOKMP
- KMTKni
- KniKno
- KnoKnu
- KnuKob
- KobKoe
- KoeKoj
- KojKol
- KolK
- KolKon
- KonKon
- KonKoo
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- KopKor
- KKos
- KosKot
- KotKoy
- KoyKra
- KraKra
- KraKra
- KraKre
- KreKri
- KriKri
- KriKRS
- KRSKry
- KryKtr
- KTrK
- KuhKum
- KumKun
- KunKur
- KurKur
- KurKut
- KutKwa
- KwaKyg
- KygKYL
- KYLKyv
- KyykZm
- Kleiton & Kledir (Brazilian Band)
- Kleive, Iver
- Kleks
- Kleks & sanah
- Klem Schen (Rappeur fr)
- Klemann, Monique
- Klemen Klemen
- Klemetti, Litku
- Klemetti, Litku & Tuntematon Numero
- Klemmer, John
- Klemperer, Otto (German-born conductor and composer, 1885-1973)
- Klena, Derek
- Klena, Derek & Altomare, Christy
- Klena, Derek & Ranson, Molly
- Klenczon, Krzysztof
- Klenczon, Krzysztof i Trzy Korony
- Kleo (Danish alt-pop artist)
- Kleo (Kleo is a rapper from Roxbury, Massachusetts)
- Klepacki, Frank
- Klepacki, Frank & Mendelson, Jarrid
- Klepacki, Frank & Tiberian Sons, The
- Klepht
- Kleppe, Hannah
- Kleppevik, Johannes
- Klergy
- Klerks, The
- Kleszcz
- Kleu
- Kleurenblind, Nancy & De Zingende Roadie (Dutch indie pop duo)
- Kleveland, Åse
- Kley, Vitor
- Kley, Vitor & Martini, Bruno
- Klez.e
- Klezmatics, The
- Klezmer Nova
- Klezmerson
- Klezmonauts, The
- KLF, The (British electronic band with several aliases)
- KLF, The feat. Wynette, Tammy
- KLF, The featuring Children of the Revolution
- KLF, The featuring The Children of the Revolution
- Klich, Kasia
- Kliché (Danish Band)
- Kliemann, Fynn
- Kliemann, Fynn & Schwär, Philipp
- Kliff (Finnish band)
- Klijbroek, Tom
- Klijn, René
- Klima (Angèle David-Guillou; French singer)
- Klima,Vera
- Klimax
- Klimek
- Klimek, Johnny (Australian score composer)
- Klimek, Johnny & Heil, Reinhold
- Klimeks
- Klimenko, Viktor
- Klimt 1918
- Klincz
- Kline, Grace
- Kline, James (Classical 11-string guitar-lute player)
- Kline, Kevin (actor)
- Kline, Léah
- Kline, Stan
- Kling, Karl (producer/songwriter/DJ)
- Kling, Marc-Uwe
- Klingande (Cédric Steinmyller, French DJ)
- Klingande & Bright Sparks
- Klingande feat. Broken Back
- Klingande feat. Daylight
- Klingenström, Clara
- Klingonz
- Klinik (Belgian industrial music band)
- Klinika Denisa Kataneca
- Klink, Steve
- Klinkhammer, Haley
- KLINT (German Synth Punk)
- Klintwood, West
- Kliodna
- Klippert, Billy
- Klips ve Onlar (ESC 1986 for Turkey)
- Klipwerf Orkes
- Klique
- Klischée (Swiss swing)
- Klittens, The
- Kllo (Australian duo)
- KLM (Norwegian Comedy Trio)
- KLM Music
- KLM Music ft. Star, Coco
- Klocuch & Golec uOrkiestra
- Kloe
