- KK
- KK
- KKA
- KAKab
- KabKad
- KADKah
- KahKAI
- KaiKak
- KakKal
- KalKal
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- KalKam
- KamKam
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- KanKan
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- KanKap
- KapKar
- KarKar
- KarKar
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- KasKat
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- KATKat
- KatKaW
- KawKay
- KayKaY
- Kaykaz
- KazKC
- KCKea
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- KEHKei
- KeiKel
- KelKel
- KelKel
- KelKem
- KemKen
- KenKen
- kenKen
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- KerKes
- KesKet
- KetKey
- KeyKFD
- KFiKha
- KhaKha
- KhaKha
- KhaKhi
- KhiKia
- KIAKid
- KidKid
- KidKid
- KidKid
- KidKie
- KieKil
- KilKil
- KilKil
- KilKil
- KilKim
- KimKin
- KinKin
- KinKin
- KinKin
- KINKin
- KinKin
- KinKin
- KinKin
- KinKir
- KirKir
- KirKit
- KitKit
- KitKJ
- KJKla
- KlaKla
- KlaKle
- KleKlu
- KluKne
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- KnoKnx
- KnxKo
- KocKof
- KofKok
- KokKol
- KolKom
- KomK
- KonKon
- KonKoo
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- KorKor
- KorKos
- KosKot
- KOTKoy
- KoyKra
- KraKra
- KraKra
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- KreKri
- KriKri
- KriKro
- KroKru
- KrvKSI
- KSIKud
- KudKul
- KulKum
- KumKun
- KunK
- KurKus
- KusKva
- KvaKXN
- KXNKyg
- KygKyn
- KyokZm
- 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 (Scottish Pop Artist)
- Kloe
- Klokwise (Toronto, Ontario)
- KLON (Groupe français)
- Klondike Kat (One of the rap pioneers in H-Town)
- Klone (French rock/metal band)
- Klones Of Nu Metal
- Klonhertz
- Klopfenpop
- Klopfenstein, Scott
- Klopfgeister (German progressive psytrance project)
- Klopjag
- Kloq
- Klose, Tom
- Kloser, Harald
- Kloser, Luka
- Kloss, Eric (US jazz saxophonist)
- Kloss, Sherry
- Kloß, Stefanie
- Klossmajor
- Kloster
- Klosterbrüder
- Klostertaler
- Klostertaler
- Klotter
- Kloud (Kloud Solo)
- KLOUD (2010s EDM artist - Main project for new works)
- Kloud 9
- KLOUD feat. Gabriel Paris
- Klovner i Kamp
- Kløn (artist duo from Belgium)
- KLP (EDM; Kristy Lee Peters)
- KLP48
- Klrx
- kls. (Finnish gospel rock band)
- Klub
