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 229
John Zorn 162
Jan Garbarek 32
Jackie McLean 50
Joshua Redman 13
J.J. Johnson 40
James Blood Ulmer 23
John Surman 22
Jacques Loussier 31
Joe Lovano 17
Jonas Hellborg 19
John Lewis 26
Jimmy Giuffre 24
Janne Schaffer 18
James Carter 15
Jeff Berlin 6
Jan Johansson 18
Jenny Scheinman 4
Jason Moran 10
Jakob Bro 9
John Stevens 2
Jaki Byard 12
Jamie Saft 10
Julius Hemphill 22
Jeremy Steig 10
Joe McPhee 14
Jimmy Greene 6
Jeff Parker 4
Jay Hoggard 5
John Abercrombie Quartet 2
Joachim Kuhn 11
Jacob Young 6
James Brandon Lewis 3
Jeff "Tain" Watts 2
Jon Balke 14
Jukka Eskola 5
Joe Chambers 10
Jef Neve 4
James Newton 12
Jean-Claude Vannier 3
Jim Pepper 3
Joel Harrison 3
Jean Derome
Joe Harriott 4
Jean-Paul Bourelly 2
Joey Baron 5
John Carter 10
John Ellis
Joe Maneri 8
John Hollenbeck 3
James Falzone
Julian Priester 4
Jane Ira Bloom 8
James Elkington 2
Jimmy Chamberlin Complex 2- Johnathan Blake 2
John Carroll Kirby 4
Jerome Sabbagh 2
James Farm 2
Jeanne Lee 4
Jemeel Moondoc 6
Julie Tippetts
Jeff Coffin 2- Joel Harrison String Choir
John Medeski
Jayne Cortez 2
Joshua Abrams 2
John Hollenbeck Large Ensemble 3
Jimmy Lyons 6
Jason Roebke
John Stubblefield 7
John Schott
Josef Leimberg 2- James Weidman
Jerome Harris 4
Jen Shyu 3
Jeff Coffin Mu'tet 5- John Bickerton
Joseph Patrick Moore
John Butcher 6
Jessica Pavone 2
Jerry Granelli 3- John Tchicai 7
- Jiri Stivin 5
Jacques Coursil 4
John Lindberg 2
Jon Raskin
John Ettinger 3
Jaimeo Brown
Jean-Louis Matinier 2- Jason Marsalis
joe morris 3- Jimmy Weinstein
Joseph Jarman 3
Jamael Dean- Jewels & Binoculars 3
- John Coltrane Quintet 2
Jason Stein
Junius Paul
— Artist has been update in past 30 days- Artist 3— Artist has more than two albums