Most Appearances (Performer)
| Name | Role(s) | # |
|---|---|---|
| 554. Ruben Royster | Bass | 1 |
| 554. Ruben Vanhoutte | Drums | 1 |
| 554. Rubin Kodheli | Cello | 1 |
| 554. Rubio | Vocals | 1 |
| 554. Ruby Ibarra | Vocals | 1 |
| 554. Ruby Ibarra, 2025 | Featured Artist | 1 |
| 554. Ruby Wang | Violin | 1 |
| 554. Rudresh Mahanthappa | Alto Saxophone | 1 |
| 554. Rudy Bird | Percussion | 1 |
| 554. Rudy Royston | Drums | 1 |
| 554. Rufus Wainwright | Featured Artist | 1 |
| 554. Rulo | Vocals | 1 |
| 554. Ruly Herrera | Drums | 1 |
| 554. Run The Jewels | Featured Artist | 1 |
| 554. Rusowsky | Bass, Keys, Piano, Vocals | 1 |
| 554. Russ Pahl | Musician | 1 |
| 554. Russell Graham | Keyboards, Vocals | 1 |
| 554. Russell Holzman | Drums | 1 |
| 554. Russell Lissack | Guitar | 1 |
| 554. Russell Mael | Vocals | 1 |
| 554. Russell Malone | Guitar | 1 |
| 554. Rusty Gillette | Dancer | 1 |
| 554. Ruth O'Mahony Brady | Effects, Piano | 1 |
| 554. Ruthven | Percussion, Vocals | 1 |
| 554. Ryan Bernardo | Drums | 1 |