L
- J
- Janie Verret Luster
- Jean and Pierre Laffite
- Jean-Hyacinthe Laclotte
- Jean-Michel de Lépinay
- Jerry Lee Lewis
- Jimmy Perrin
- John Law
- John Lomax
- John T. Ludeling
- Jules Lion
- L
- La Salle Expeditions
- Lagniappe
- 1.8 e.: Lagniappe
- Lake Peigneur Drilling Accident
- Lakefront Airport
- Late Twentieth-Century Louisiana
- Laura Plantation
- Laurel Valley Plantation
- Layton Castle
- Huddie “Lead Belly” Ledbetter
- 8.15. i.: Leander Perez
- LeBeau Plantation
- Legalized Gambling
- Les Cenelles
- LGBTQ+ Rights Movement in Louisiana
- L’Hermitage Plantation
- Liberty Theatre
- Lighthouses
- Lil Wayne
- Linwood Plantation
- Little Walter
- Live Oaks Plantation
- Longism
- 8.12 h.: Longism
- Lory Lockwood
- Los Adaes
- Lost Cause
- 8.12 e.: Louis Armstrong
- Louis Charles Roudanez
- Louisa Lamotte
- Louisiana Catahoula Leopard Dog
- Louisiana Constitution of 1868
- Louisiana Constitution of 1898
- Louisiana Constitutions
- Louisiana Farmers’ Union
- Louisiana Folktales
- Louisiana Government in the Modern Era
- Louisiana Hayride
- Louisiana Lottery
- Louisiana Maneuvers
- Louisiana National Guard Training Center in Pineville (Camp Beauregard)
- Louisiana Philharmonic Orchestra
- 7.8 h.: Louisiana Purchase and Territorial Louisiana
- Louisiana Purchase and Territorial Period
- Louisiana State Flag
- Louisiana State Penitentiary at Angola
- Louisiana State University Rural Life Museum
- Louisiana Tigers During the Civil War
- Loujon Press
- Louviere + Vanessa
- LSU Campus Mounds
- Lucky Dogs
- 1.8 f.: Lucky Dogs
- L’Union
- Lynching
