- Imposters
- Imprecation
- Impressions, The (US doo-wop, gospel, soul & R&B group)
- Impressions, The With Butler, Jerry
- Impromp2
- Impuls (Norwegian worship team)
- Impulse Manslaughter
- Impure (Black/Death Metal from the United States)
- Impure Wilhelmina
- Impureza
- Impxct
- Imran Aziz Milan
- Imran Khan (bhangra artist)
- Imran Khan feat. Probz, Mr.
- Imre, Emeric (Romanian musician)
- Imri (Imri Ziv, singe & voice actor from Israel)
- IMRSQD
- ImRuscelOfficial
- IMT Smile
- IMT Smile & Kali
- Imua
- Imuntzo eta Beloki
- Imur
- iMX (American R&B band, aka "IMX")
- imy2
- In 197666
- In a Million
- In Aeternum (Swedish black/death metal band)
- In Aevum Agere
- In Aphelion
- In Battle (Swedish black/death metal band)
- In Benny We Trust
- In Case of Fire
- In Christ (Colombian Christian music group)
- In Christ Kids
- In Christ Kids & In Christ
- In Clover (US early 2000's indie rock band)
- In Clover (Belgian H8000 hardcore band)
- In Cold Blood
- In Control
- In Credo
- In Crowd, The (60’s psychedelic band)
- In Crowd, The (reggae)
- In Death It Ends
- In Deception (Australian metalcore band)
- In Deep (Italian dance project)
- In Deep We Trust
- In Dread Response
- In Dreams of Reality
- In Due Time
- In Dying Arms
- In Element
- In Essence
- In Extremo
- In Extremo feat. Garvey, Rea
- In Extremo feat. Kürsch, Hansi / Blind Guardian
- In Extremo feat. Petrozza, Mille
- In Extremo feat. Russkaja
- In Fear (British metalcore band from Bristol)
- In Fear and Faith
- In Fiction
- In Flames
- In Good Faith
- In Gowan Ring
- In Hearts Wake
- In Hearts Wake feat. Fitipaldes, Adrian
- In Hearts Wake feat. McCall, Winston
- In Hearts Wake feat. Rapp, Garret
- In Hearts Wake feat. Ruhlig, Chad
- In Her Eye
- In Her Head (Screamo)
- In Her Own Words
- In Her Own Words & DiScanio, Derek
- In League
- In Legend
- In Letter Form
- In Lieu (noise punk)
- In Lingua Mortua
- In Love With a Ghost
- In Love Your Mother
- In Loving Memory (Spanish melodic death metal)
- In Loving Memory (screamo-hardcore band)
- In Malice's Wake
- In Medias Res (Canadian indie rock band)
- In Memoriam (French Identitarian Rock band)
- In Mirrors
- In Mourning
- In My Coma
- In My Days
- In My Embrace (Swedish melodic black/death metal)