- Willem Labeij
- Adélaïde LabilleGuiard
- Félix Labisse
- Georges Lacombe
- Pieter van Laer
- Pierre Laffillé
- Emile Lahner
- Gerard de Lairesse
- Wifredo Lam
- Henry Lamb
- Aleksandr Ivanovich Laktionov
- Lam Qua
- Lan Ying
- Nicolas Lancret
- Myra Landau
- Ronnie Landfield
- Sir Edwin Landseer
- Fitz Hugh Lane
- Giovanni Lanfranco
- Peter Lanyon
- Ibram Lassaw
- Mikhail Larionov
- Julio Larraz
- Carl Larsson
- Pieter Lastman
- Rainer Maria Latzke
- Georges de La Tour
- William Langson Lathrop
- Marie Laurencin
- JeanPaul Laurens
- John Lavery
- Jacob Lawrence
- Sir Thomas Lawrence
- Jesús Mari Lazkano
- Gregorio Lazzarini
- Antoine Le Nain
- Louis Le Nain
- Mathieu Le Nain
- Henri Le Sidaner
- Benjamin Williams Leader
- Fernando Leal
- Georges Emile Lebacq
- Mikhail Lebedev
- Charles Lebrun
- Lee Shimin
- Jules Joseph Lefebvre
- Silvestro Lega
- Fernand Léger
- Alphonse Legros
- Anton Lehmden
- Wilhelm Leibl
- Lord Frederic Leighton
- Margaret Leiteritz
- Sir Peter Lely
- Ulrich Leman
- Georges Lemmen
- August Lemmer
- Tamara de Lempicka
- Franz von Lenbach
- Leng Mei
- Robert Lenkiewicz
- Achille Leonardi
- Leonardo da Vinci musician and writer
- Stanislas Lépine
- Mikhail Yuryevich Lermontov
- Charles Le Roux
- Niels Lergaard
- Alfred Leslie
- Hans Leu the Elder
- Leo Leuppi
- Emanuel Leutze
- Jack Levine
- Isaac Levitan
- Rafail Levitsky
- Dmitry Levitzky
- Bill Lewis
- Wyndham Lewis
- Aertgen van Leyden
- Lucas van Leyden
- Alfred Leyman
- Judith Jans Leyster also Leijster
- André Lhote
- Liaqat Ali Khan
- Li Cheng
- Li Di after
- Li Fangying
- Li Gonglin
- Li Kan
- Li Keran
- Li Rongjin
- Li Shan
- Li Shida
- Li Shixing
- Li Song
- Li Tang d.
- Li Zai
- Liang Kai
- Roy Lichtenstein
- Max Liebermann
- Irene Lieblich
- Josse Lieferinxe
- Jan Lievens
- Bruno Liljefors
- Limbourg brothers
- Lin Liang
- Lin Tinggui active
- Liaqat Ali Khan
- Emil Lindenfeld
- Arlington Nelson Lindenmuth
- Allan Linder
- Carl Walter Liner
- Johannes Lingelbach
- John Linnell
- Amalia Lindegren
- JeanÉtienne Liotard
- Filippino Lippi
- Fra Filippo Lippi
- Oleg Lipchenko
- Arthur Lismer
- Johann Liss also called Jan Lys
- Dirck van der Lisse
- El Lissitzky
- Stephen Little
- Alexander Litovchenko
- Liu Haisu
- Liu Jue
- Liu Jun
- Lojze Logar
- Paul Lohse
- Elfriede Lohse Wächtler
- German Londoño
- Leonard Long
- McKendree Long
- Barbara Longhi
- Pietro Longhi
- Charles André van Loo
- Charles Amédée Philippe van Loo
- JeanBaptiste van Loo
- LouisMichel van Loo
- Candido Lopez
- Melchior Lorck
- Christian August Lorentzen
- Pietro Lorenzetti
- Morris Louis
- Louisa Matthíasdóttir
- Claude Lorrain
- L. S. Lowry
- Lu Guang
- Lu Ji
- Lu Zhi
- Luo Mu
- Luo Pin
- Maximilien Luce
- Lucebert
- Stefan Luchian
- John Luke
- George Benjamin Luks
- Juan Luna
- Henrik Lund
- J. L. Lund
- Johan Lundbye
- Vilhelm Lundstrøm
- Luo Zhichuan
- Laura Muntz Lyall
- Genevieve Springston Lynch