Most Appearances (Performer)
| Name | Role(s) | # |
|---|---|---|
| 554. Ibeyi | Featured Artist | 1 |
| 554. Iestyn Davies | Featured Artist | 1 |
| 554. Ife Ogunjobi | Trumpet | 1 |
| 554. Ifedayo Gatling | Background Vocals | 1 |
| 554. Ifetayo Ali-Landing | Cello | 1 |
| 554. Igmar Thomas | Conductor, Trumpet | 1 |
| 554. Igmar Thomas' Revive Big Band | Featured Artist | 1 |
| 554. Igor Levit | Featured Artist | 1 |
| 554. Igor Osypov | Electric Guitar | 1 |
| 554. Ilarivis Garcia Despaigne "Hilaria Cacao" | Trombone, Vocals | 1 |
| 554. Ill Camille | Featured Artist | 1 |
| 554. Illuminati Hotties | Featured Artist | 1 |
| 554. Ilusha Tsinadze | Guitar | 1 |
| 554. Ilwoo Lee | Guitar, Piri, Saenghwang, Taepyeongso, Vocals | 1 |
| 554. Imad Royal | Background Vocals, Drums | 1 |
| 554. Iman Omari | Keys | 1 |
| 554. Imari Mubarak | Musician | 1 |
| 554. Imelda Tecson | Violin | 1 |
| 554. Imogen Heap | Lead Vocals, Mi.Mu Gloves, Piano | 1 |
| 554. Imraan Paleker | Guitar | 1 |
| 554. India Anderson | Tuba | 1 |
| 554. India Carney | Background Vocals | 1 |
| 554. India Shawn | Vocals | 1 |
| 554. Indigo De Souza | Guitar, Lead Vocals | 1 |
| 554. Indigo Girls | Featured Artist | 1 |