- Tactic Trio
- Taivaantemppeli
- Takayanagi Masayuki Group
- Talibam!
- Talking Pictures
- Tambastics
- Tamia
- Tangents
- Tania Chen
- Tatsuya Nakatani
- Tatsuya Yoshida
- Tatvamasi
- Taumel
- Tayah Ettienne
- Taylor Ho Bynum
- Taylor Ho Bynum Sextet
- Tchangodei
- TDMaster
- Ted Nash
- Ted Sirota's Rebel Souls
- Teiji Ito
- Teo Macero
- Teresa LeVelle
- Terje Isungset
- Terje Rypdal
- Terje Sundby
- Terminal Sound System
- Terrance D Nelson
- Teste Pedro Staging
- Tetuzi Akiyama
- Thelonious Monk
- Theo Bleckmann
- Theo Jörgensmann
- Theo Jörgensmann and Albrecht Maurer
- Theresia Philipp
- They Ate Isengard
- Thijs Van Leer
- Thing
- The Thing
- Third Impulse
- This Moment
- Thollem
- Thollem McDonas
- Thomas & Lars
- Thomas Borgmann
- Thomas Chapin
- Thomas Chapin Trio Plus Strings
- Thomas Demenga
- Thomas Heberer
- Thomas Marriott
- Thomas Pfaffinger
- Thomas Sauerborn
- Thomas Strønen
- Thomasz Stanko Quartet
- Thor Harris
- Those Darn Gnomes
- Thought Gang
- Thought Gang
- Thoughts of Jacon
- Threnody Ensemble
- Thumbscrew
- Thurston Moore
- Tied & Tickled Trio
- Tiefklang
- Tiger Hatchery
- Tigersmilk
- Tigran Hamasyan
- Till Brönner
- Tim Berne
- Tim Berne Sextet
- Tim Berne's Snakeoil
- Tim Hodgkinson/Davide Barbarino/Gandolfo Pagano
- Tim Leese
- TimeRunner1986
- Timescape
- Timucin Sahin Quintet
- Tiny Tribe
- Tizia Zimmermann
- Tiziano Tononi
- TNTrio
- Tobi Hofmann
- Tobias Meier
- Tobias Sjögren
- Todd Clouser's A Love Electric
- Todd Sickafoose
- Tolga Bedir
- Tom Arthurs
- Tom Hall
- Tom Klein
- Tom Nunn
- Tom Prehn Quartet
- Tom Rainey
- Tom Rainey Trio
- Tomas Fujiwara & The Hook Up
- Tomasz Stanko New York Quartet
- Tomasz Stanko Quartet
- Tomasz Stanko Quintet
- Tomasz Stańko
- TOMC
- Tomek Choloniewski
- Tomeka Reid Quartet
- Tommy Kotter
- Tomorrow Trio
- Ton Trio II
- Tone Collector
- Tony Levin
- Tony Malaby
- Tony Malaby Cello Trio
- Tony Oxley
- Tony Oxley Quintet
- Tony Pradelio
- Tony Rusconi Orchestra
- Tony Williams
- Too Noisy Fish
- Tor Einar Bekken
- Torben Waldorff
- Torben Waldorff Quartet
- Torbjörn Zetterberg
- Tord Gustavsen Quartet
- Tore Morten Andreassen
- Torg
- Torsion Beat
- Toshinori Kondo
- The Totusek, Butkovic, Iochev trio
- Toxic
- Traction Pants
- TRAINING
- Transistorit
- Transit Room
- Transmission
- Transmission 09
- Travis Laplante
- Tree
- Trevor Dunn's Trio Convulsant
- Trevor Watts
- TriBeCaStan
- TRILLMANN
- Trio Berlin
- Trio Beyond
- TRIo Blastonal
- Trio Bravo
- Trio de León
- Trio Heinz Herbert
- Trio Hot
- Trio Hurricane
- Trio Ramberget
- Trio X
- Trio ZaVoCC
- Triometrik
- Triophone
- The Trio
- Tripleplay
- Triptych Myth
- Tristan Honsinger
- Tristan Kasten-Krause
- Tristano
- Tritonix
- Trondheim Jazz Orchestra
- Trondheim Voices
- Truman Cosmos
- Truman Licks
- Trygve Seim
- Tumi Mogorosi
- Tunnels
- Turn
- TV
- Two Sounds Ensemble
- TYFT
- Type Beat Rap