| Red Garland Trio | 12 | 3 |
| Reinbert de Leeuw | 40 | 3 |
| Rev3rent | 1 | 3 |
| Reverend Kristin Michael Hayter | 1 | 3 |
| Rex Orange County | 6 | 3 |
| Rhiannon Giddens | 13 | 3 |
| Richard Thompson | 27 | 3 |
| Rickie Lee Jones | 17 | 3 |
| Rita Payés | 6 | 3 |
| Rites of Spring | 1 | 3 |
| Riverside | 8 | 3 |
| Robe | 4 | 3 |
| Robert Ashley | 2 | 3 |
| Robert Ellis | 3 | 3 |
| Robert Plant & Alison Krauss | 2 | 3 |
| Roberto Musci | 4 | 3 |
| Robin Guthrie | 14 | 3 |
| Rome | 26 | 3 |
| Ron Carter | 99 | 3 |
| Ron Gallo | 3 | 3 |
| Rosario Alfonso | 3 | 3 |
| Rose City Band | 5 | 3 |
| Rowland S. Howard | 5 | 3 |
| Roy Haynes | 32 | 3 |
| Ruins | 5 | 3 |
| Rural Internet | 3 | 3 |
| S.G. Goodman | 5 | 3 |
| Sabaton | 11 | 3 |
| Saint Asonia | 1 | 3 |
| Sam Prekop | 2 | 3 |
| Samia | 3 | 3 |
| Sandy Bull | 2 | 3 |
| Sandy Denny | 8 | 3 |
| Santigold | 4 | 3 |
| Sara Parkman | 6 | 3 |
| Scene Queen | 1 | 3 |
| Scientist | 70 | 3 |
| Sean Paul | 9 | 3 |
| Searows | 3 | 3 |
| SeeYouSpaceCowboy | 3 | 3 |
| Senyawa | 4 | 3 |
| Sequentia | 25 | 3 |
| Serj Tankian | 8 | 3 |
| Serú Girán | 6 | 3 |
| Shabaka and the Ancestors | 2 | 3 |
| Shadow of Intent | 3 | 3 |
| Shovel Dance Collective | 3 | 3 |
| Sielun Veljet | 2 | 3 |
| Silversun Pickups | 7 | 3 |
| Silvia Moreno | 1 | 3 |
| Silvia Tarozzi | 4 | 3 |
| Silvio Rodríguez | 3 | 3 |
| Simon Raymonde | 2 | 3 |
| Six Organs of Admittance | 4 | 3 |
| Sky Ferreira | 1 | 3 |
| Slapp Happy | 3 | 3 |
| Sloan | 15 | 3 |
| Smino | 4 | 3 |
| Smokepurpp | 1 | 3 |
| Smokey Robinson | 25 | 3 |
| Snail Mail | 3 | 3 |
| Snarls | 1 | 3 |
| Soen | 3 | 3 |
| Sofi Tukker | 4 | 3 |
| Softcult | 1 | 3 |
| Solaris | 7 | 3 |
| Sonny Stitt | 102 | 3 |
| Sons of Kemet | 4 | 3 |
| Soul Glo | 5 | 3 |
| Spiritual Cramp | 2 | 3 |
| Spite | 3 | 3 |
| Squirrel Bait | 1 | 3 |
| Stan Kenton | 59 | 3 |
| Standing on the Corner | 1 | 3 |
| Stanley Turrentine | 62 | 3 |
| Stephen Lynch | 1 | 3 |
| Sterling Toles | 2 | 3 |
| Steve Young | 12 | 3 |
| Stiff Little Fingers | 10 | 3 |
| Stille Volk | 3 | 3 |
| Strand of Oaks | 10 | 3 |
| Structures | 2 | 3 |
| Superchunk | 14 | 3 |
| Svemirko | 3 | 3 |
| Sweet | 10 | 3 |
| Sílvia Pérez Cruz | 5 | 3 |
| T.S.O.L. | 1 | 3 |
| TOKiMONSTA | 1 | 3 |
| Taj Mahal | 50 | 3 |
| Tammi Terrell | 4 | 3 |
| Tapir! | 1 | 3 |
| Team Dresch | 3 | 3 |
| Tegan and Sara | 11 | 3 |
| Temple of the Dog | 1 | 3 |
| Terje Rypdal | 14 | 3 |
| Tetê Espíndola | 2 | 3 |
| Teška industrija | 3 | 3 |
| The Abyssinians | 11 | 3 |
| The All‐American Rejects | 5 | 3 |
| The Black Twig Pickers | 11 | 3 |