Most Appearances (Performer)
| Name | Role(s) | # |
|---|---|---|
| 554. Canadian Brass | Featured Artist | 1 |
| 554. Cancamusa | Vocals | 1 |
| 554. Cande y Paulo | Featured Artist | 1 |
| 554. Candice Boyd | Vocals | 1 |
| 554. Candida Doyle | Keys | 1 |
| 554. Cantus | Featured Artist | 1 |
| 554. Car Seat Headrest | Featured Artist | 1 |
| 554. Cardinal Sur | Band Arrangements, Brass Arrangements, Musical Direction | 1 |
| 554. Carla Morrison | Vocals | 1 |
| 554. Carles "Campi" Campon | Acoustic Guitar, Backing Vocals, Electronic Beats, Percussion | 1 |
| 554. Carlos Averhoff Jr. | Tenor Saxophone | 1 |
| 554. Carlos Chaurand | Percussion | 1 |
| 554. Carlos Colon | Background Vocals | 1 |
| 554. Carlos Figueroa | Vocals | 1 |
| 554. Carlos Guerrero | Drums | 1 |
| 554. Carlos Henderson | Bass | 1 |
| 554. Carlos Henriquez | Bass | 1 |
| 554. Carlos Hurtado | Vocals | 1 |
| 554. Carlos Iván Medina | Keys | 1 |
| 554. Carlos Leon | Trombone | 1 |
| 554. Carlos Loboa | Cununos | 1 |
| 554. Carlos McKinney | Keys | 1 |
| 554. Carlos Mercader | Guitar | 1 |
| 554. Carlos O'Connell | Guitar, Keyboard | 1 |
| 554. Carlos Patterson | Organ | 1 |