| 554. Lord Huron | Featured Artist | 1 |
| 554. Loren Oden | Vocals | 1 |
| 554. Lorena Gutiérrez | Vocals | 1 |
| 554. Lorenzo Cromwell | Comedic Saxophone | 1 |
| 554. Lorenzo Molina | Hand Percussion, Trumpet, Vocals | 1 |
| 554. Lorén Aldarondo | Vocals | 1 |
| 554. Los Campesinos! | Featured Artist | 1 |
| 554. Los Hacheros | Featured Artist | 1 |
| 554. Los Rivera Destino | Featured Artist | 1 |
| 554. Lost In The Trees | Featured Artist | 1 |
| 554. Lotti Eno | Vocalist | 1 |
| 554. Lou Barlow | Bass, Guitar, Vocals | 1 |
| 554. Louie Lastic | Bass | 1 |
| 554. Louie Perez | Jarana, Percussion, Vocals | 1 |
| 554. Louie Swain | Keys, Vocals | 1 |
| 554. Louis Bell | Piano | 1 |
| 554. Louis Cato | Guitar, Vocals | 1 |
| 554. Louis Delorme | Drums, Keys, Vocals | 1 |
| 554. Louis Simao | Accordion, Organ | 1 |
| 554. Louise Bartle | Background Vocals, Drums | 1 |
| 554. Lourdes Naomi Negrón | Viola | 1 |
| 554. Lous | Vocals | 1 |
| 554. Lous and The Yakuza | Featured Artist | 1 |
| 554. Love Lokombe | Percussion, Vocals | 1 |
| 554. Low | Featured Artist | 1 |