| Channel | Videos Watched | YouTube |
|---|---|---|
| Karola Green | 1 | |
| Karpov deinze | 1 | |
| Kasabian | 9 | |
| Kasablanca | 2 | |
| Kasparovchess | 1 | |
| Kassi Ashton | 1 | |
| Kate Bollinger | 1 | |
| Kate Bush | 1 | |
| Kate Nash | 3 | |
| Kathleen Battle | 1 | |
| Kathryn Hurchla | 1 | |
| Kathryn Stott | 1 | |
| Katie Roams | 1 | |
| Katie Tupper | 1 | |
| Katy Perry | 2 | |
| KatzPascale | 1 | |
| KatzPascale | 1 | |
| Kaunas Chamber Orchestra | 6 | |
| Kavalier | 1 | |
| Kawala | 1 | |
| Kaylee Bell | 1 | |
| Kaz James | 1 | |
| Kazaliste Tresnja | 1 | |
| Kazuhito Yamashita | 1 | |
| Kcik | 2 | |
| Keane | 3 | |
| Keem the Cipher | 1 | |
| KeepItTechie | 1 | |
| Keith Andrew | 1 | |
| Keith Galli | 3 | |
| Keith Jarrett | 7 | |
| Keith Richards | 2 | |
| Keith Urban | 7 | |
| Kelela | 18 | |
| Kelley Stoltz | 1 | |
| Kelly Hays | 1 | |
| Kelsea Ballerini | 1 | |
| Ken Kataoka | 1 | |
| KenBroTech | 1 | |
| Kendl | 1 | |
| Kendrick Lamar | 7 | |
| Kendrick Scott | 1 | |
| Kenji Miura | 1 | |
| Kenny Beats | 1 | |
| Kenny Burrell | 4 | |
| Kenny Chesney | 3 | |
| Kenny Fong | 1 | |
| Kenny G | 1 | |
| Kenny Loggins | 1 | |
| Kenya Grace | 1 |