- Illformants
- ill.gates
- Illgenetics
- Illi
- Illi
- Illi Broman
- Illi Male-Voice Ensemble
- ILLIANS Ylric
- Illiaque
- Illias Kostopoulos
- Illica Pozzatti
- Illicit
- Illicit
- Illicit
- Illicit
- illicit Blues
- Illicit Funk
- Illicitizen
- Illict
- Illie Cazacu
- iLLieSwitch
- Illiko Projekt
- Illimanjaro
- Illin P
- Illinit
- Illinois
- Illinois Boyd
- Illinois Jacquet
- Illinois Jacquet & Big Band
- Illinois Jacquet & His All Stars
- Illinois Jacquet & His Big Band
- Illinois Jacquet & His Orchestra
- Illinois Payson
- Illinois Slim
- Illinois Speed Press
- Illinois Unity Mass Choir
- Illinoisemaker Choir
- Illinspired
- Illinton
- Illionis Jacquet
- Illions Speed Press
- Illios
- Illite
- Illiterature
- Illithed
- illj
- Illkeyzbeat
- Illko
- Illkraft
- Illmaculate
- Illmana
- Illmariachi
- Illmat!c
- Illmatic Buddha MCs
- Illmatic Headlock
- Illmind
- iLLMiZZ
- Illnath
- Illnati
- Illness
- Illnut
- Illo