- KK
- KK
- KKa
- KaKab
- KabKad
- KadKah
- Kahkai
- KaiKaj
- KakKal
- KalKal
- KalKal
- KalKam
- KamKam
- KamKan
- KanKAN
- KanKan
- KanKap
- KapKar
- KarKar
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- KarKas
- KasKas
- KasKat
- KatK
- KatKAT
- KatKav
- KavKay
- Kaykay
- KayKay
- KayKB
- KBKe
- KeKec
- KedKee
- KeeKei
- KeiKel
- KelKel
- KelKel
- KelKel
- KelKen
- KenKen
- KenKen
- KenKer
- KerKer
- KerKes
- KesKev
- KevKey
- KeyKha
- KhaKha
- KhaKha
- KhaKha
- KhaKhu
- Khukid
- KidKid
- KidKid
- KidKid
- KiDKID
- KIDKik
- KikKil
- KilKil
- KilKil
- KilKIM
- KimKim
- KimKin
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- KinKin
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- KinKin
- KinKin
- KinKin
- KinKin
- KinKir
- KirKIS
- KisKit
- KitKiw
- KiwKjj
- KjKla
- KlaKle
- KleKli
- KliKly
- KlyKni
- KniKno
- KnoKno
- KnoKob
- KobKod
- KodKoh
- KohKol
- KolKol
- KolKom
- KomKon
- KonKoo
- KooKoo
- KooKor
- KKor
- KorKos
- KosKou
- KouKoz
- KozKra
- KraKra
- KraKra
- KraK
- KKri
- KriKri
- KriKRS
- KRSKry
- KryKTr
- KtuKuh
- KuhKum
- KumKum
- KKuo
- KUPKur
- KurKut
- KutKvi
- KviKya
- KyaKyg
- KygKyo
- KyokZm
- Klein, Jere & Nicki Nicole
- Klein, Jess
- Klein, John
- Klein, Laurie
- Klein, Michael (techno DJ/producer)
- Klein, Miriam (Swiss jazz vocalist.)
- Klein, Omer
- Klein, Wesley (Dutch Popstar contestant)
- Klein, Yaakov
- kleinabaoho
- Kleine Crack (Belgian rapper Lenny Gerard)
- kleine Tierschau, Die
- Kleinenberg, Sander
- Kleinenberg, Sander feat. Cullum, Jamie
- Kleiner Rundfunk-Kinderchor Berlin
- Kleinkrieg, Stefan (Extrabreit)
- Kleinsma, Simone
- Kleinstadthelden
- Kleiton & Kledir
- 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 & Krishane
- Klingande & VARGEN
- Klingande feat. Broken Back
- Klingande feat. Daylight
