K'naan Songs: Wavin' Flag (Coca-Cola Celebration Mix) - Bang Bang (& Adam Levine) - Stop for a Minute (& Keane) - Is Anybody Out There (& Nelly Furtado)
K. Maro
Songs: Femme Like U (& Nancy Martinez) - Victoire (Shy'm)
Käärijä Songs: Cha cha cha (Eurovision Finland) - Cha cha cha (reggae mix)
Kaaris Songs: Diarabi - Zoo - Tchoin - Kalash (& Booba)
Kabin Crew
Songs: The Spark (& Lisdoonvarna Crew)
Kabouter Plop Songs: De kabouterdans (Ine Blokzijl)
Bart Kaëll Songs: De Marie Louise - Zeil je voor het eerst (remix) (& Dorothee Vegas & Like Maarten)
Jon Kahn Songs: Fighter
Yung Kai
Songs: Blue
Kal Ho Naa Ho (film) Songs: Kal ho naa ho (Sonu Nigam)
Kalash Songs: Alpha (& Damso) - Mwaka moon (& Damso) - Taken - Laptop (& Maureen)
Kaleen Songs: We Will Rave (Eurovision Austria)
Kali Songs: Area Codes
Kalush Orchestra Songs: Stefania (Eurovision Ukraine)
Kana
Songs: Plantation
Kaos (TV series) Songs: Eurydice (Killian Scott)
Karsu Songs: Je suis malade (& Belle Pérez) - Hollywood Seven (Beste zangers) - Losing You (Beste Zangers)
Peter Kay Songs: Once Upon a Christmas Song (Geraldine McQueen)
KB Songs: Church Clap (& Lecrae)
KEiiNO
Also known as KEiiNO
Fred Buljo, Alexandra Rotan & Tom Hugo
See also: Sami

Songs: Spirit in the Sky (Eurovision Norway)
Keith Songs: 98.6
Kensington Songs: Sorry - Heading Up High (& Armin Van Buuren) - All For Nothing (From Bloedlink movie soundtrack) - Uncharted - Streets
Master KG Songs: Jerusalema (& Nomcebo Zikode)
Claude Kiambe
Songs: C‘est la vie (Eurovision Netherlands) - Ladada (mon dernier mot) - Vas-y (ga maar) (& Suzan & Freek) - Littekens (Beste Zangers)
The Killers
Brandon Flowers, Dave Keuning, Mark Stoermer & Ronnie Vannucci Jr.
Songs: Mr. Brightside - Human - Somebody Told Me - Just Another Girl - Miss Atomic Bomb
Kina Songs: Get You the Moon (& Snøw)
The King and I (musical)
The musical (1951) Richard Rodgers & Oscar Hammerstein II
Gertrude Lawrence & Yul Brynner

Songs: Shall We Dance? (Yul Brenner & Gertrude Lawrence) - Getting to Know You (Gertrude Lawrence) - Something Wonderful (Dorothy Sarnoff) - I Have Dreamed (Doretta Morrow & Larry Douglas) - I Whistle a Happy Tune (Gertrude Lawrence)
Evelyn King
Also known as Evelyn "Champagne" King
Songs: Shame - Love Come Down - I'm in Love
Noa Kirel (נועה קירל) Songs: Unicorn (Eurovision Israel)
Kiss
Paul Stanley, Gene Simmons, Ace Frehley, Tommy Thayer, Eric Singer & Bruno Eng
Songs: I Was Made For Lovin' You - Rock and Roll All Nite - War Machine - Detroit Rock City - Let's Put the X in Sex
Brett Kissel Songs: Damn (& Dave Mustaine)
Kittie Songs: Brackish
Vitor Kley Songs: O Sol
Kneecap Songs: H.O.O.D
Kovacs Songs: My Love
Koxie Songs: Garçon
KRN Songs: Les anges
Lenny Kuhr Songs: De troubadour (Eurovision Netherland)
Kula Shaker Songs: Hush
Kutless Songs: Run
Kyle Songs: iSpy (& Lil Yachty)
Kyo
Benoît Poher, Florian Dubos, Nicolas Chassagne & Fabien Dubos
Songs: Le chemin (& Sita) - Dernière danse - Je cours - Dernière danse (feat. Cœur de pirate) (& Cœur de pirate) - Le Graal