- L.S. Ellis
- La La La Ressonance
- Lafayette Gilchrist
- Lalo Schifrin
- LAM
- Lama
- Lana Trio
- Lando & the Infinite Sadness
- Lao Dan
- Larry Carlton
- Larry Coryell
- Larry Grenadier
- Larry Ochs
- Larry Ochs Sax & Drumming Core
- Larry Vuckovich
- Larry Willis
- Larry Young
- Lars Andreas Haug
- Lars Fiil
- Lars Møller
- Lars-Erik Norrstrom
- Lars-Göran Ulander Trio
- Last Exit
- Latif Kahn
- Latin Boylers Jazz Band
- Latvian Radio Choir
- Laura Schuler
- Lauren Newton
- Laurence Moletta
- Laurent Brunet
- Laurent De Schepper Trio
- Lawrence D. "Butch" Morris
- Lawrence Scott Weiby
- Lazro
- Le Bruit du [sign]
- Le Chef Pimpernel
- Le Millipede
- Le Roy Jenkins
- Le String Blö
- Le théâtre de l'absurde
- Lean Left
- Leander Albin
- Led Bib
- Lee Konitz
- Lee Konitz
- Lee Morgan
- Lee Pui Ming
- Lemon Juice Quartet
- Lemon Quartet
- Lennie Tristano
- Lennie Tristano Trio
- Leo Cuypers
- Leo Smith
- Leo Takami
- Leon Francioli
- Leon Thomas
- Leonel Cardoso
- Leroy Jenkins
- Les Brown
- Les Diaboliques
- Les Ensemble
- Les Grandes Gueules
- Les Rabiates
- Les Reines Prochaines
- Lester Bowie
- Lester Bowie's Brass Fantasy
- LESTER BOWIE'S NEW YORK ORGAN ENSEMBLE
- Leverton Fox
- Levi Smith's Clefs
- Lian Court
- Licht-Akiyama Trios
- Liebman-Landfermann-Held-Lillinger
- Liisi Salumaa
- Like Monk
- Lila
- Liliath
- Lily White
- Limpe Fuchs
- LIQUID STONE TRIO
- Lisa Grotherus
- Lisa Stick Quintett
- Lisa Stick Septett
- Lisle Ellis
- Little King
- Little Rosies Kindergarten
- Liudas Mockunas
- Liudmila Knyazeva
- Live Foyn Friis
- Living By Lanterns
- Llibert Fortuny Electric Quintet
- Lloyd Miller
- LMO
- Lo Kindre
- Loess
- Lokai
- Lol Coxhill
- Lolo Weiß
- Lopez Lopez
- Lotto
- Lou Grassi Quartet
- Lou Murray
- Louie Belogenis
- Louis Sclavis
- Louis Sclavis Quintet
- Louis Sclavis Sextet
- Louis Sclavis Trio
- Louise Dam Eckardt Jensen
- Loverzz
- Low End
- Lowell Whitty
- Luc Ex
- Luc Houtkamp
- Luca Gambirasio
- Luca T. Mai
- Lucas Leidinger
- Lucas Niggli Zoom
- LUCHS
- Lucian Ban
- Luciano Bertolotti Trio
- Lucie Vítková
- Luis Ianes
- Luis Nacht
- Luis Nacht Trío
- Luther Gray Trio
- Luther Thomas
- Luther Thomas & Human Arts Ensemble
- Luther Thomas Quartet
- Luxe
- Luz Cuadros
- Légamo