- I am the Other Person
- I Limenotter
- I'M ANITa
- Iago Banet
- IAMPAUL
- IAMSAMUEL
- Ian Frandsen
- Ian Shaw
- Ian Shaw Italian Quartet
- Icarus Victory
- Ichiko Hashimoto
- Ictus
- Ida Landsberg
- Ida Zalewska
- Idlefoal
- Ido Spak
- If duo
- Iffar
- Igloo Blue
- Ignacio Phillips
- Ignacy Wisniewski
- Ignaz Dinné
- Igor Gehenot
- Igor Gnomo
- Igor Yahilevich
- Igor Yakovenko
- Igor Yakovenko Trio
- Ihsaan
- Ikarai
- Ikarus
- IkE
- Ilja Ruf
- Ill Considered
- Illicite Quintet
- Illinois Jacquet
- Illogic Trio
- Illuminating Tram
- Ilonka
- Ilugdin Trio
- Iman Spaargaren
- Imox Jazz
- Improbabilband
- Improplayers
- Impulsos
- In Aegis
- Incipit
- Incite Electro Jazz Collective
- Incognito
- Increase Deck
- Independent Jazz Quartet
- Indigenous People
- Indotri
- Informed Ff Twin
- Ingebrigt Håker Flaten
- Ingi Bjarni Trio
- Ingrid Laubrock
- Ingrid Laubrock's Anti-House
- Inner Visuals
- Insane Dart
- Inside Earnest Glade
- Inside Jazz Quartet
- Instrumental Jazz Ballads
- Instrumental Jazz Lovers
- Intuition Quartet
- Intuitive project
- Invisible Bird
- Invisible House
- Ions & Eras
- Ira Kaspi
- Iran McKinney
- Irek Wojtczak
- Irene Scardia
- Irene Scardia Trio
- Ireneusz Pałac
- Iristho en Parodo
- Ironrox
- Irregular Trio
- Irreversible Entanglements
- Irregular Trio
- Irreversible Entanglements
- Irving Berlin
- Irving Berlin & Various Artists
- Irène Schweizer
- Isaac Barnett
- Isaac del Pozo
- Isaac Moore
- Isaac Van Gorden
- Isabel Pane'
- Isabelle Olivier
- Isadar
- Isai Morales
- Isaiah D. Thomas & Elements of Praise
- Isaiah J. Thompson
- Isaiah Johnson
- Isao Sasaki
- Ishmael Ensemble
- Isma Hill
- Issie Barratt's INTERCHANGE
- ITACA 4et
- Itai Doshin Trio
- Itchy Fingers
- Ithamara Koorax
- ITJ
- Iva Bittová
- Ivan Ave
- Ivan Blomqvist
- Ivan Grebenschikov
- Ivan Kapec Trio
- Ivan Lluch Pderegosa
- Ivan Teixeira
- Ivar Grydeland
- Ivo Sans Quartet
- Ivo Vollering
- Iván Sanjuán Cuarteto
- Izah
- Izcacel