Bands: I
| Idlewild South ( ) |
| If & It ( indie-rock ) |
| If Birds Could Fly ( Americana, rock 'n' roll ) |
| iii ( hard rock ) |
| III & Plank Eye Peggy ( hard rock ) |
| Imperial Blend ( electronic, rock ) |
| In Plain Sight ( deep house, house ) |
| In the Lounge: Hovey Kat ( blues, jazz ) |
| Indigo ( indie-folk ) |
| Indra Nil ( sitar ) |
| Infected Mushroom ( electronic ) |
| Inner Space Massive Seven ( dance party ) |
| The Invisible III ( improv-funk, jazz fusion ) |