- KK
- KK
- KKab
- KabKAE
- KAEKai
- KaiKaj
- KajKal
- KalKal
- KalKal
- KalKam
- KamKAN
- KANKan
- KanKao
- KaoKAQ
- KaqKar
- KarKar
- KarKAR
- KARKar
- KarKas
- KasKat
- KatKat
- KatKat
- KatKaw
- KawKay
- KayKAY
- KAYKB
- KBKea
- KeaKee
- KeeKei
- KeiKel
- KelKel
- KelKel
- KelKem
- kemKen
- KenKen
- KenKer
- KerKes
- KesKev
- KevKey
- KeyKha
- KhaKha
- KhaKha
- KhaKho
- KhoKic
- KicKid
- KidKid
- KidKid
- Kidkik
- KikKil
- KilKil
- KILKIM
- KimKim
- KimKin
- KinKin
- KinKin
- KinKin
- KinKin
- KinKin
- KinKiR
- KirKi
- KisKit
- KitKiw
- KiwKK
- KKKla
- klaKle
- KleKlu
- KluKni
- KniKno
- KnoKnu
- KnxKod
- KodKoh
- KohKol
- KolKom
- KomKon
- KonKoo
- KooKoo
- KooKor
- KorKos
- KosKot
- KouKoz
- KozKr
- KraKra
- KraKre
- KreKri
- KriKro
- KroKru
- KrKSH
- KSHkud
- kudKum
- KumKun
- KunKur
- KurKUS
- Kuskvs
- KVSKyd
- KydKYL
- KYLKZA
- 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
- 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
- Kloe
- KLOE (Scottish Pop Artist)
- Klondike Kat (One of the rap pioneers in H-Town)
- Klone (French rock/metal band)
- Klonhertz
- Klopfenstein, Scott
- Klopfgeister (German progressive psytrance project)
- Klopjag
- Kloq
- Klose, Tom
- Kloser, Harald
- Kloser, Luka
- Kloss, Eric (US jazz saxophonist)
- Kloss, Marco
- Kloss, Sherry
- Kloß, Stefanie
- Klossmajor
- Kloster
- Klostertaler
- Klostertaler
- KLOUD (2010s electronic artist)
- Kloud (Kloud Solo)
- Kloud 9
- KLOUD feat. Gabriel Paris
- Klovner i Kamp
- KLP (EDM)
- Klrx
- kls. (Finnish gospel rock band)
- Klub
- Klub des Loosers
- Klub Rider
- Klub Rider feat. York
- Klub Sandwich
- Kluba, The
- Klubbb3 (German/Dutch/Belgian schlagertrio)
- Klubbheads
- Klubbhoppers
- Klubbingman
- Klubbingman feat. Delgado, Trixi
- Klug, Olive
- Klugh, Earl
- Klugh, Earl, Trio