- Lou Yeidel
- Louder House Project
- Louie Allen
- Louie Ehrlich
- Louie Fleck
- Louie Innis
- Louie Setzer
- Louie Walikangas
- Louis!
- Louis Dean Nunley
- Louis Dodd
- Louis Franklin
- Louis Homen
- Louis Innis
- Louis Johnson
- Louis Nunely
- Louis Pyrtle
- Louis Schornoz
- Louis Twinn
- Louisa Branscomb
- Louisana Honey Drippers
- Louise Bradshaw
- Louise Foreacre
- Louise Mandrell
- Louise Massey
- Louise Massey and Her Westerners
- Louise Tucker
- Louise Watson
- Louise Wilson
- Louisiana Boys
- Louisiana Honeydrippers
- Louisiana Lou
- Love and Theft
- Love Me
- Love Sick Prairie Dogs
- Lovebugs (No)
- Lowcountry Boil Bluegrass Band
- Lowe Stokes
- Lowell D. Goemaat, Jr.
- Lowell Knipp
- Lowell Varney
- Lower 48
- Lowlights
- Loy Gordon and His Plesant Valley Boys
- Loyd Howell and the Brite Stars
- Luann Turner
- luannehunt
- Lubos Malina
- Luca Fredericksen
- Luca Olivieri
- Luca Olivieri