Jazz Artists (I-O)
- Ida Cox
- Irving Aaronson
- Irving Mills
- Jabbo Smith
- Jack Bland
- Jack Carey
- Jack Teagarden
- James P. Johnson
- Jasper Taylor
- Jean Goldkette
- Jelly Roll Morton
- Jimmie Noone
- Jimmy Bertrand
- Jimmy Blythe
- Jimmy Dorsey
- Jimmy Durante
- Jimmy McPartland
- Jimmy Yancey
- Joe Sullivan
- Joe Venuti
- John Robichaux
- Johnny Dodds
- Johnny Dunn
- Johnny St. Cyr
- Josephine Baker
- Josie Miles
- Junie Cobb
- Katherine Henderson
- Kid Ory
- Kid Rena
- King Oliver
- Larry Shields
- Laura Smith
- Lawrence Duhé
- Lee Collins
- Lee Morse
- Lena Wilson
- Leon Roppolo
- Lil Hardin-Armstrong
- Lizzie Miles
- Lonnie Johnson
- Louis Armstrong
- Lovie Austin
- Lucille Bogan
- Lucille Hegamin
- Luis Russell
- Ma Rainey
- Maggie Jones
- Mamie Smith
- Manuel Perez
- Margaret Johnson
- Marion Harris
- Mary Johnson
- Mary Stafford
- Mezz Mezzrow
- Miff Mole
- Monette Moore
- Muggsy Spanier
- Mutt Carey
- Natty Dominique
- Nick LaRocca
- Nick Lucas
- Omer Simeon