| Kiya | Solo Deja | — | 100 | — | Next Music | 2006 |
| Kiyana | Take Me Away | — | 87 | — | Artists 1st/Kiyana | 2012 |
| Kizzy Rock Feat. B.G. & Ying Yang Twins | Twurkulator Part Ii | — | 102 | — | Collipark Music/in The Paint/koch Records | 2003 |
| Klaas | Money | Giuseppe D. Remix | 128 | House | Giuseppe D. Remix | 2020 |
| Klaas & Londonbeat | I've Been Thinking About You | StoneBridge & Damien Hall Extended Anthem Mix | 126 | House | StoneBridge & Damien Hall Extended Anthem Mix | 2019 |
| Klaas & Londonbeat | I've Been Thinking About You | Klaas Remix | 123 | House | Klaas Remix | 2019 |
| Klaas & Londonbeat | I've Been Thinking About You | Klaas Extended Remix | 123 | House | Klaas Extended Remix | 2019 |
| Klaas Meets Haddaway | What Is Love 2K9 | Klaas Radio Edit | 128 | — | Ultra | 2010 |
| Klaas Meets Haddaway | What Is Love 2K9 | Spinnin Elements Remix | 130 | — | Ultra | 2010 |
| Klaas Meets Haddaway | What Is Love 2K9 | — | 128 | Dance | Ultra | 2010 |
|
| Klaas Meets Haddaway | What Is Love 2K9 | Klaas Club Mix | 128 | — | Ultra | 2010 |
| Klaas ft. Miss Sister | Call Me When You Need Me | — | 125 | Dance | — | 2019 |
| Klaas ft. Miss Sister | Call Me When You Need Me | Extended | 125 | Electronica | Extended | 2019 |
| Klaas ft. Miss Sister | Call Me When You Need Me | PO Intro Edit | 125 | — | PO Intro Edit | 2019 |
| Klaas ft. Miss Sister | Call Me When You Need Me | PO Quick Edit | 125 | House | PO Quick Edit | 2019 |
| Klaas vs Haddaway | What Is Love 2K9 | Extended Edit* | 128 | — | Ultra | 2010 |
| Klaas vs Haddaway | What Is Love 2K9 | — | 128 | Dance | Ultra | 2010 |
| Klang & Dalek | Quetzalcaotl | Klang's Latin Power Remix | 132 | — | Flesh | 2005 |
| Klang Karussell | Sonnentanz | Vocal Version | 120 | — | Universal Republic | 2014 |
| Klang Karussell | Sonnentanz | — | 120 | — | Universal Republic | 2013 |
|
| Klangfrequenz | Stopschild | — | 126 | — | Black&White Orange | 2009 |
| Klangfrequenz ft. Yves le Franc | Sambuca | Original Mix | 130 | — | Black & White Orange | 2009 |
| Klangkarussell | Circuits | — | 120 | Dance | Virgin | 2017 |
| Klangkarussell | Hey Maria | — | 118 | House | Astralwerks/Capitol | 2016 |
| Klangkarussell | Hey Maria | Quick Edit | 118 | House | Astralwerks/Capitol | 2016 |