- Iimori, Masayoshi
- IIndman (Phenyo Kgaffe)
- iiO (Dance music act)
- iiO feat. Ali, Nadia
- iiola
- Iiris
- Iisa (Finnish artist Iisa Pajula, formerly Pykäri)
- Iisa feat. Knipi
- iiso (South Korean singer)
- Iivanainen, Johanna
- Iivanainen, Johanna & Eero Koivistoisen yhtye
- Iivanainen, Johanna ja Eero Koivistoisen yhtye
- Iivo
- iivrson
- Iizuka, Mayumi
- Ijäs, Jere
- iji
- IK (Ian Knowles, hardstyle)
- Ika, Feli
- Ikah
- Ikäheimo, Tuula
- IKAN HYU (Swiss elastic plastic power pop)
- Ikara Colt
- Ikarie
- Ikaru
- Ikarus (Austrian musician/producer)
- Ikävalko, Jorma
- Ikaz Boi (French composer, producer and DJ)
- ikd-sj
- IKE (Philadelphia power pop band)
- Ike Reilly Assassination, The
- Ike, Joy
- Ike, Ryan
- Ike, Yoshihiro
- Ike(from)Pluto
- Ikeda, Mitsunori
- Ikeda, Mitsunori feat. Blackschleger, Aimee
- Ikeda, Ryoji
- Iker Lauroba
- Ikettes, The
- IKILLYA
- ikimonogakari
- Ikin, Martin (house DJ/producer, aka DJ Mayhem, Soul Purpose)
- Ikinä
- Ikki (Spanish electronic producer)
- Ikkimel
- ikkubaru (indonesian city pop bands)
- Iklim
- iko (UK melodic rock band, formerly Buffseeds)
- Iko (minimal/synth/wave outfit from Canada)
- IKO (Trance DJ)
- Iko Chérie
- Iko, Maxime
- Ikon (Australian goth rock band)
- Ikon (UK-based future jazz/bossa-nova project)
- Ikon (house/trance artist Paul Cooper)
- iKON (South Korean boy band)
- iKON (South Korean Band)
- iKON
- Ikonen, Aili (Finnish folk musician)
- Ikonen, Osmo
- Ikonika
- Ikonoklast
- IKOQWE (Lisbon-based project spearheaded by Batida)
- Ikpeng (Psychedelic trance project)
- Ikson (Vlog Music Maker)
- IKSRE (multi instrumentalist & producer Phoebe Dubar)
- IKU (Japanese singer)
- Ikuina, Akiko
- Ikuinen Kaamos
- IKUO
- ikura (YOASOBI vocal)
- Ikurru
- Ikuta, Lilas
- Ikwan, Jay
- Ikwue, Bongos
- Il Divo
- Il Divo feat. Chenoweth, Kristin
- Il Divo feat. Dion, Céline
- Il était une fois
- Il Geometra Mangoni
- Il Giardino degli Specchi
- Il nero ti dona
- Il Pagante
- Il Pagante feat. Jake La Furia
- Il Pagante feat. Samuel Heron
- Il Pan del Diavolo (Italian band)
- Il Pan del Diavolo feat. Sacri Cuori
- Il Pan del Diavolo feat. Tre allegri ragazzi morti
- Il Quadro di Troisi
