| Song Title | Source | Composer(s) |
|---|
| Koud in Nederland | Swingpop
| Long, Stalknecht, Wienneke |
| Kraaltjes Rijgen | Maskerade
| Bokkinga |
| Krasavice | Mrazík
| Budaškin, Urbánek |
| Krásná V Lese Břízka | Mrazík
| Budaškin, Urbánek |
| Krasnian National Anthem | Glamorous Night
| Novello |
| Krattlerschicksal | Tankstelle Der Verdammten, Die
| Ringsgwandl |
| Krijg de Kleren | Engel Van Amsterdam, De
| Stokkermans |
| Kris Look What You've Missed | Naked Boys Singing!
| Savage, Pevsner, Bates, Cain, Markum, Schaechter, Sciaroni |
| Krocket | Alice
| Wurz |
| Krönungsmesse | Sissy und Romy
| Baumgartner |
| Krybets Sang | Aladdin
| Sebastian |
| Kubanische Zigarren | Lila Rosen
| Bellmont, Bernasconi, Bossard, Gill, Herrmann |
| Kublai Khan | Marco Polo
| Thelen |
| Kudzu | Kudzu: A Southern Musical
| Herrick |
| Kugler Og Pokaler | Tordenskiold
| Price |
| Kulebiaka | Presenting Lily Mars
| various |
| Kuli Kuli | 13 Daughters
| Magoon |
| Kundree Exposed | Grail
| Christianson |
| Kundree Redeemed | Grail
| Christianson |
| Küsse Sind Schön | FMA: Falco Meets Amadeus
| Bertl, Schweng |
| Kutschen-Duett | Minna. Musical
| Kemmer, Wecker |
| Kutscher-Song | Minna. Musical
| Kemmer, Wecker |
| Kwai Sonata, The | Behind the Fridge
| Moore |
| Kwasa Kwasa | Umoja
| various |
| Kwela Kong | King Kong
| Matshikizia |
| Kwetsbaar | Diana, Een One Woman Musical
| Figarova |
| Kwetsbaar En Klein | Diana, Een One Woman Musical
| Figarova |
| Kyrie | Out of the Blue
| Tokura |
| Kyrie | Requiem
| Lloyd Webber |
| Kyrie Eleison | István, a Király
| Szörényi |
| Kyrie Eleison, Christe Eleison | Abelard and Heloise
| Fiddes |
| Kys Hinanden | Solstik
| various |
| Kærlighed | Cyrano
| Sebastian |
| Kærlighedsduet | Cyrano
| Sebastian |
| Kærlighedsduet | Pelle Eroberen
| Spies |
