Genres
- Avant-Garde
- Blues
- Children's
- Classical
- Comedy/Spoken
- Country
- Easy Listening
- Electronic
- Folk
- Holiday
- International
- Jazz
- Latin
- New Age
- Pop/Rock
- R&B
- Rap
- Reggae
- Religious
- Stage & Screen
- Vocal
- Free Jazz
John Coltrane 237
John Zorn 225
Jan Garbarek 32
Jackie McLean 50
Joshua Redman 14
J.J. Johnson 41
James Blood Ulmer 23
John Surman 25
Jacques Loussier 31
Joe Lovano 18
Jonas Hellborg 20
John Lewis 27
Jimmy Giuffre 24
Janne Schaffer 18
James Carter 16
Jeff Berlin 8
Jason Moran 14
Jenny Scheinman 6
Jakob Bro 11
Jan Johansson 18
Jeff Parker 5
Julius Hemphill 29
Jaki Byard 14
Joe McPhee 15
John Stevens 2
James Brandon Lewis 5
Jeremy Steig 10
Jamie Saft 10
Joachim Kuhn 12
John Abercrombie Quartet 3
Jimmy Greene 6
Jay Hoggard 5
Jacob Young 6
Joe Chambers 11
Jon Balke 14
Jukka Eskola 5
Jeff "Tain" Watts 2
Jean-Paul Bourelly 2
Joel Harrison 5
John Carter 10
James Newton 12
Jean-Claude Vannier 3
Julian Priester 5
Joe Harriott 4
Jef Neve 4
Jim Pepper 3- Johnathan Blake 3
John Carroll Kirby 5
Julie Tippetts 5
Joey Baron 5
John Ellis
Jean Derome
Jeff Coffin 4
John Hollenbeck 3
Joe Maneri 8
Jane Ira Bloom 8
James Elkington 2
Jimmy Lyons 9
James Falzone
John Butcher 9
Jeanne Lee 4
Jemeel Moondoc 7
Jimmy Chamberlin Complex 2
John Medeski 2
Joshua Abrams 2
John Stubblefield 7
Jerome Sabbagh 2
James Farm 2
John Hollenbeck Large Ensemble 3
Jayne Cortez 2- John Tchicai 8
Joe Morris 6- Joel Harrison String Choir
Jasmine Myra 2
Jerry Granelli 5
Jason Roebke 2
John Lindberg 4
Jerome Harris 4
Joseph Jarman 6
Jessica Pavone 6
John Schott 2
Josef Leimberg 2- James Weidman
Jeff Coffin Mu'tet 5
Joseph Patrick Moore
Jacques Coursil 4
Jen Shyu 3- John Bickerton
- Johnny Dyani 4
- Jiri Stivin 5
— Artist has been update in past 30 days- Artist 3— Artist has more than two albums