- 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
- Katsbarnea
- Katsenelenbogen, Eyran
- Katsimihas, Haris & Panos
- Katsimixas, Xarhs & Panos
- Katsionis, Bob
- Katsoulos, Yianna
- KatsüK
- Kattah
- KATTHEM (Swedish punk band)
- Katthult
- Katuchat
- Katujen Äänet
- Katún, Carolina
- Katuns, The
- 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, Juliette
- Katz, Mickey
- Katz, Peter (Canadian singer‐songwriter)
- 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)
- Kaufmann (Swiss slacker-pop rock)
- Kaufmann, Eva
- Kaufmann, Jonas (tenor)
- 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
- Kauniit Poliisit
- Kaunis Kuolematon (Finnish Melodic Doom/Death Metal band)
- Kaunismaa, Maija
- Kaunisto, Pasi
- Kaupers, Renārs
- Kaur B
- Kaur Khalsa, Nirinjan
- Kaur, Ajeet
- Kaur, Asees
- Kaur, Harshdeep
- Kaur, Harshdeep & Awasthi, Sapna
- Kaur, Harshdeep & Dayal, Benny
- Kaur, Harshdeep & Jazim Sharma
- Kaur, Harshdeep & Singh, Bhanu Pratap
- Kaur, Harshdeep, Janjua, Labh & Merchant, Salim
- Kaur, Jagjit (Indian Hindi/Urdu singer)
- Kaur, Jagjit & Chopra, Pamela
- Kaur, Nirinjan
- Kaur, Sada Sat
- Kaur, Snatam (US kirtan singer)
- Kaur, Snatam & Singh, Guru
- Kaura
- Kausal
- Kausion
- Kauta
- Kautto-Niemi, Päivi
