- KK
- KK
- KKaa
- KaaKab
- KabKaf
- KafKai
- KaiKai
- KaiKal
- KalKal
- KalKal
- KalKam
- KamKam
- kamKan
- KanKan
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- KanKap
- KapKar
- KarKar
- KarKar
- KarKAR
- KARKar
- KarKas
- KasKas
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- KatKat
- KatKau
- KauKax
- KAYKay
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- KAYKB
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- KeKee
- KeeKee
- KeeKei
- KeiKel
- KelKel
- KelKel
- KelKem
- KemKen
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- KerKes
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- KevKey
- KeyKha
- KhaKha
- KhaKha
- KhaKhe
- KheKia
- KiaKid
- KidKid
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- KitKja
- KjaKla
- kLaKle
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- KLIKMD
- KMDKni
- KniKno
- KnoKnu
- KnuKoc
- KoKof
- KofKok
- KOKKol
- KolKom
- KomKon
- KonKon
- KonKoo
- KooKor
- KorKor
- KorKos
- KosKou
- KovKoz
- KozKra
- KraKra
- KraKre
- KreKri
- KriKri
- KriKro
- KroKru
- KruKSH
- KSHKu
- KuKul
- KulKum
- KumKun
- KunKur
- KurKut
- KutKve
- KveKya
- KyaKyg
- KygKyr
- KyrkZm
- Kato, Miliyah
- Kato, Tatsuya
- Kato,Feat. U$O & Johnson
- Katoch, Aryan
- KATOMORI
- Katon, Michael
- Katona, Klári
- Katou, Kazuhiko
- Katou, Kazuki
- Katra
- Katri Helena
- Katrina (vocalist Roxanne Dawn)
- Katrina (American singer/songwriter)
- Katrina & The Nameless
- Katrina & Waves, The
- Katrina and the Waves (British-American rock band)
- Katrozan, Thomas
- Katsaris, Cyprien (French-Cypriot pianist)
- Katsbarnea
- Katsenelenbogen, Eyran
- KATSEYE
- Katsimihas, Haris & Panos
- Katsimixas, Xarhs & Panos
- Katsionis, Bob
- Katsoulos, Yianna
- KatsüK
- Kattah
- KATTHEM (Swedish punk band)
- Katthult
- Katuchat
- Katujen Äänet
- Katuns, The
- Katunskytė, Vitalija (Lithuanian singer)
- Katy Nichole (CCM singer–songwriter)
- Katy Nichole & Big Daddy Weave
- Katy, The
- KATYA (drag queen)
- KATYA (Stage name of drag queen and performer Brian McCook)
- KATYA feat. Thunderfuck, Alaska
- Katydids
- Katz, Chatzi
- Katz, Eitan
- Katz, Juliette
- Katz, Mickey
- Katz, Peter (Canadian singer‐songwriter)
- Katz, Shlomo
- Katz, Zebra
- Katz, Zebra feat. Foxxx, Njena Reddd
- Katz, Zebra feat. Shygirl
- Katz, Ziggy
- Katze (German Indie-Pop band from Berlin)
- Katze Blau
- Katzen Kapell
- Katzenberger, Daniela
- Katzenheim (Deutschpop Band)
- Katzenjammer (Norwegian band from Oslo)
- Katzenjammer Kabarett
- Katzenmeister
- Katzenstreik
- Katzman, Bo, Chor
- Katzman, Theo
- Katzmann, Nosie
- KATZROAR
- Katzù Oso
- Katzun
- Kauam, Hany
- KAUAN (doom metal/post‐rock)
- Kauf
- Kauffeld, Greetje
- Kauffman, David (musician from Madison, New Jersey)
- Kaufman, Doug
- Kaufman, Jake (video game composer & arranger a.k.a. virt)
- Kaufman, Josh (multi‐instrumentalist, songwriter, producer)
- Kaufman, Josh (singer/songwriter, The Voice season 6 winner)
- Kaufman, Shloime
- Kaufmann (Swiss slacker-pop rock)
- Kaufmann, Andreas (German singer/songwriter)
- Kaufmann, Anna Maria
- Kaufmann, Eva
- Kaufmann, Jonas (tenor)
- Kaufmann, Jonas, Orchester der Deutschen Oper Berlin, Runnicles, Donald
- Kaufmann, Jonas, Prague Philharmonic Orchestra, Armiliato, Marco
- Kaufmann, Silvia
- Kauhanen, Tuomas
- Kauhanen, Tuomas feat. Björk, Mikko
- Kaukázus
- Kaukonen, Jorma
- Kaukonen, Jorma & Vital Parts
- Kaukonen, Jorma with Hobson, Tom
- Kaunan
