| 554. Manuel Perkins | Sousaphone | 1 |
| 554. Manuela López Lambuley | Cello | 1 |
| 554. Mapalo "Mapskeys" Mapalo | Bass | 1 |
| 554. Maple Glider | Guitar, Piano, Vocals | 1 |
| 554. Maraya Stewart | Vocals | 1 |
| 554. Marc André Hamelin | Featured Artist | 1 |
| 554. Marc Cary | Keys | 1 |
| 554. Marc Johnson | Upright Bass | 1 |
| 554. Marc Nzana | Drums | 1 |
| 554. Marc Quiñones | Background Vocals, Conga, Percussion | 1 |
| 554. Marc Russo | Sax | 1 |
| 554. Marcelo Novati | Drums | 1 |
| 554. Marcelo Wilson | Piano | 1 |
| 554. Marco Benevento | Piano | 1 |
| 554. Marco Fajardo | Saxophone | 1 |
| 554. Marco Jiménez Santana | Violin | 1 |
| 554. Marco Paguia | Güiro, Music Director, Piano | 1 |
| 554. Marco Ramirez | Emcee | 1 |
| 554. Marcos Barbosa | Alto Horn | 1 |
| 554. Marcos J. López | Percussion | 1 |
| 554. Marcos Lopez | Percussion | 1 |
| 554. Marcos Ortega | Trumpet | 1 |
| 554. Marcos Reyes | Percussion | 1 |
| 554. Marcos Rijos | Guitar | 1 |
| 554. Marcos Valles | Drums | 1 |