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- La Sala, Ryan
- Labatut, Benjamin
- Labyrinth Road
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- Lacey, Catherine
- Lacey, Minna
- Lachlan, M. D.
- Lackey, Mercedes
- Lacombe, Benjamin
- Lacruz, Gabriela Romero
- Ladowska, Asia
- Ladronn, José
- Laestadius Larsson, Anna
- Lafferty, Mur
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- Lagerstrand, Linda
- Lainoff, Lillie
- Laird, Peter
- Lam, L.R.
- Lamb, Alex
- Lambert, Brent
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- Lame Mage Productions
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- Lanchester, John
- Land, Greg
- Landegren, Karl
- Landis, Max
- Landro, Valentine De
- Landy, Derek
- Lang, Eric M
- Lang, Eric M.
- Lang, Ryan
- Langan, John
- Langan, Sarah
- Lange Kort
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- Langmead, Oliver K.
- Langridge, Graham
- Lansdale, Joe R
- Lanthanum, Kakao
- Lanzing, Jackson
- Lao-Tzu
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- Lapite, Shade
- Lapointe, Tanya
- Larcenet, Manu
- Lares, Mariely
- Lark, Michael
- Larkwood, A. K.
- Larmo, Ida
- Larocca, Eric
- Larraz, Pepe
- Larrington, Carolyne
- Larroca, Salvador
- Larsen, Charlotte Mandrup
- Larsen, Christine
- Larsen, Knud V
- Larson, Abigail
- Larson, Gary
- Larsson, Eva-Lena
- Larsson, Gertrud
- Larsson, Ola
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- Latham, Martin
- Latour, Jason
- Lauffray, Mathieu
- Laukat, Ryan
- Laurence King
- Laurence King Publishing
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- Lauria, Cath
- Laurinen, Maaria
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- Lavender, Gemma
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- Lawrence, Mark
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- Lawson, Stephan
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- Le Ciel Japan
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- le Tellier, Hervé
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- Leader, Michael
- Leaf, Janette
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- Lebert, Benjamin
- Leblanc, Maurice
- Leckie, Ann
- Leclér, Mathias
- Lecouffe, Justine
- Leder Games
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- Lee, Creees
- Lee, Deb JJ
- Lee, Eli
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- Lee, Kai-Fu
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- Lee, Mi-Ye
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- Lees, John
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- Lindell, Martin
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- Lindholm, Ola
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- Lindqvist, Johan
- Lindqvist, John Ajvide
- Lindroth, Ditte
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- Lindsay, Joan
- Lindskold, Jane
- Lindström, Jonathan
- Lindvall, Manne
- Linetti, Paolo
- Link, Kelly
- Linke, Regina
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- Linsmeier, Amanda
- Linwood, Jade
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- Lionvalley Publishing
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- Liquitex
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- Little Badger, Darcie
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- Liu, Ken
- Liu, Marjorie
- Liu, Marjorie M
- Liu, Tao Tao
- Living The Line
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- Livingstone, Ian
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- Lloyd, John
- Lloyd, Mrs Guy E
- Lloyd, Stephen
- Lloyd-Jones, Emily
- Lobb, M. K.
- Lobdell, Scott
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- Locke, Katherine
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- Lorentzsons författarskap
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- loundraw
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- Lowery, Ken
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- Luna Fox Press
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- Lundgren, Andrea
- Lundgren, Anna
- Lundie, Isobel
- Lundin, Jenny
- Lundkvist, Nils
- Lundkvist, Pontus
- Lundkvist, Ulf
- Lundqvist, Charlotta
- Lundvall, Madelene
- Lupano, Wilfrid
- Lupo, Kesia
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- Lusky, Gretel
- Lux, Claudia
- Lylian
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- Lynch, Nigel
- Lynch, P J
- Lynch, Paul
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- Lynch, Stuart
- Lyon, Graeme
- Lyons, Jenn
- LYS
- Lystring
- Lågeffektiva Förlaget
- Läromedel japanska
- Löf, Nils-Petter
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- Löwenhielm, Gussy
- Lööf, Jan