- KK
- KK
- KKab
- KabKaf
- KafKAI
- KAIKak
- KakKal
- KalKal
- KalKam
- KamKam
- KamKan
- KanKan
- KanKap
- KapKar
- KarKar
- KarKar
- KarKar
- KarKas
- KasKas
- KasKat
- KatKat
- KatKau
- KauKay
- KayKay
- KayKaz
- KazKea
- KeaKee
- KeeKEi
- KEiKel
- KelKel
- KelKel
- KelKem
- KemKen
- KenKen
- KenKer
- KerKes
- KesKev
- KevKey
- KeyKha
- KhaKha
- KhaKha
- KhaKho
- KhKic
- KicKid
- KidKid
- KidKID
- KIDKik
- KIKKil
- KilKil
- KilKim
- KimKin
- KinKin
- KinKin
- KinKin
- KinKin
- KinKin
- KinKin
- KinKir
- KirKis
- KisKit
- KitKJ
- KJKla
- KlaKle
- KleKLM
- KloKna
- KnaKni
- KniKno
- KnoKo
- KoKof
- KofKol
- KolKol
- KolKon
- KonKoo
- KooKoo
- KooKor
- KorKor
- KorKot
- KotKoz
- KozKra
- KrKra
- KraKre
- KreKri
- KriKro
- KroKru
- KruKSH
- KSHKue
- KueKum
- KumKun
- KunKur
- KurKut
- KutKwe
- KweKyg
- KygKyn
- KynKZA
- Klein, Omer
- Klein, Wesley (Dutch Popstar contestant)
- Kleine Crack (Belgian rapper Lenny Gerard)
- kleine Tierschau, Die
- Kleinenberg, Sander
- Kleinenberg, Sander feat. Cullum, Jamie
- Kleiner Rundfunk-Kinderchor Berlin
- Kleiner, Luc
- Kleinsma, Simone
- Kleinstadthelden
- Kleinstadtlicht
- Kleiton & Kledir
- Kleiton & Kledir (Brazilian Band)
- Kleive, Iver
- 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
- 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
- Klergy
- Klerks, The
- Kleszcz
- Kleu
- Kleurenblind, Nancy & De Zingende Roadie
- Kley, Vitor
- Kley, Vitor & Martini, Bruno
- Kleyff, Jacek
- Klez.e
- Klezmatics, The
- Klezmer Nova
- Klezmerson
- Klezmonauts, The
- KlezRoym
- 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
- Klíč
- Klich, Kasia
- Kliché (Danish Band)
- Kliemann, Fynn
- Kliff (Finnish band)
- Klijbroek, Tom
- Klijn, René
- Klima (Angèle David-Guillou; French singer)
- Klima,Vera
- Klimax
- Klimek
- Klimek, Johnny & Heil, Reinhold
- Klimeks
- Klimenko, Viktor
- Klimt 1918
- Klincz
- Kline, James (Classical 11-string guitar-lute player)
- Kline, Kevin (actor)
- Kline, Léah
- Kline, Stan
- Klingande (Cédric Steinmyller, French DJ)
- Klingande feat. Broken Back
- Klingande feat. Daylight
- Klinger
- 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)
- Kllo (Australian duo)
- KLM (Norwegian Comedy Trio)
- KLM Music
- KLM Music ft. Coco
