| 554. Justin Tyson (drums) | Musician | 1 |
| 554. Justin Vivian Bond | Vocals | 1 |
| 554. Justin York | Guitar | 1 |
| 554. Juvenile | Vocals | 1 |
| 554. K'Naan | Featured Artist | 1 |
| 554. KC Stafford | Guitar, Vocals | 1 |
| 554. KEM | Keys, Vocals | 1 |
| 554. KHAN | Drums | 1 |
| 554. KIRBY | Vocals | 1 |
| 554. KOKOKO! | Featured Artist | 1 |
| 554. KROMA Quartet | Strings | 1 |
| 554. Kabelo Mokhatla | Drums | 1 |
| 554. Kacey Musgraves | Featured Artist | 1 |
| 554. Kacho | Marimba, Vocals | 1 |
| 554. Kacy Anderson | Guitar, Vocals | 1 |
| 554. Kadeem 'Kadz Keyz' Clarke | Keys | 1 |
| 554. Kadeem Nichols | Vocals | 1 |
| 554. Kaela Sinclair | Keyboards, Vocals | 1 |
| 554. Kahlil Cummings | Percussion | 1 |
| 554. Kahokiss | Drums, Vocals | 1 |
| 554. Kai Akinde-Hummel | Percussion | 1 |
| 554. Kaia Selden | Violin | 1 |
| 554. Kaina Castillo | Musician | 1 |
| 554. Kairon Haynes | Drums | 1 |
| 554. Kaitlin Moreno | Violin | 1 |