Editing List of biologists (section)

==L==
===La===
* [[Henri Laborit]] (1914–1995), French surgeon and physiologist who introduced the psychiatric use of [[chlorpromazine]]
* [[Bernard Germain de Lacépède]] (1756–1825), French naturalist<ref>Abbreviation in zoology: Lacépède</ref> who studied reptiles and fish
* [[David Lack]] (1910–1973), British ornithologist who introduced [[Lack's principle|Lack's Principle]] to explain the evolution of avian clutch sizes
* [[Frédéric de Lafresnaye]] (1783–1861), French ornithologist<ref>Abbreviation in zoology: Lafresnaye</ref> who described new bird species
* [[Keith Laidler]] (1916–2003), British-Canadian expert on chemical and enzyme kinetics
* [[Jean-Baptiste Lamarck]] (1744–1829), French evolutionist,<ref>Abbreviation in zoology: Lamarck</ref> coined many terms like ''biology'' and ''fossils''
* [[Aylmer Bourke Lambert]] (1761–1842), British botanist,<ref>Abbreviation in botany: Lamb.</ref> author of ''A description of the genus Pinus''
* [[Charles Lamberton]] (1876–1960), French paleontologist who specialized in the recently extinct subfossil lemurs
* [[Hildegard Lamfrom]] (1922–1984), German-American molecular biologist who developed a system for studying cell-free protein synthesis
* [[Hugh Lamprey]] (1928–1996), British ecologist and bush pilot who developed methods for estimating game densities in Africa
* [[Charles Francis Laseron]] (1887–1959), American-born Australian naturalist and malacologist
* [[John Latham (ornithologist)|John Latham]] (1740–1837), English naturalist<ref>Abbreviation in zoology: Latham</ref> who named many Australian birds, author of ''A General Synopsis of Birds''
* [[Pierre André Latreille]] (1762–1833), French entomologist<ref>Abbreviation in zoology: Latreille</ref> who studied arthropod systematics and taxonomy
* [[Charles Louis Alphonse Laveran]] (1845–1922), French physician awarded the Nobel Prize for discovering malaria is caused by a protozoon
* [[Barbara Lawrence (zoologist)|Barbara Lawrence]] (1909–1997), sometimes known as Barbara Lawrence Schevill, was an American [[paleozoologist]] and [[mammalogist]]
* [[George Newbold Lawrence]] (1806–1855), American ornithologist<ref>Abbreviation in zoology: Lawrence</ref> who conducted Pacific bird surveys
* [[Michel Lazdunski]] (born 1938), French neuroscientist known for work on ion channels

===Le===
*[[William Elford Leach]] (1790–1836), English zoologist<ref>Abbreviation in zoology: Leach (also used for Edwin S. Leach)</ref> and marine biologist, an expert on crustaceans
*[[Colin Leakey]] (1933–2018), British tropical botanist<ref>Abbreviation in botany: C.L.Leakey</ref> and specialist in bean science
*[[Louis Leakey]] (1903–1972), Kenyan archaeologist and naturalist known for excavations in [[Olduvai Gorge]]
*[[Mary Leakey]] (1913–1996), British paleoanthropologist who discovered the robust [[Zinjanthropus]] skull at [[Olduvai Gorge]]
*[[Meave Leakey]] (born 1942), British paleontologist who discovered ''[[Kenyanthropus platyops]]''
*[[Richard Leakey]] (1944–2022), Kenyan paleontologist, archaeologist and conservationist who led an expedition to the [[Omo River]], [[Ethiopia]]
*[[Joseph LeConte]] (1823–1901), American physiologist who worked on monocular and binocular vision
*[[Anton van Leeuwenhoek|Antoni van Leeuwenhoek]] (1632–1723), Dutch biologist, developer of the microscope
*[[François Leguat]] (c. 1637–1735), French naturalist who described species of birds and tortoises endemic to [[Rodrigues]]
*[[Albert L. Lehninger]] (1917–1986), American biochemist who discovered that oxidative phosphorylation in eukaryotes occurs in mitochondria
*[[Joseph Leidy]] (1823–1891), American paleontologist,<ref>Abbreviation in zoology: Leidy</ref> parasitologist and anatomist who worked on dinosaur fossils
*[[Johann Philipp Achilles Leisler]] (1771–1813), German physician and naturalist who named many bird species
*[[Luis Federico Leloir]] (1906–1987), Argentinian biochemist awarded the Nobel Prize for work on sugar nucleotides, carbohydrate metabolism, and renal hypertension
*[[Juan Lembeye]] (1816–1889), Spanish ornithologist,<ref>Abbreviation in zoology: Lembeye</ref> author of ''Aves de la Isla de Cuba''
*[[Leonardo da Vinci]] (1452–1519), Italian (Florentine) artist, who, as an anatomist, dissected and illustrated many specimens
*[[Jean Baptiste Leschenault de la Tour]] (1773–1826), French botanist<ref>Abbreviation in botany: Lesch.</ref> and ornithologist who collected plant and bird specimens in Australia and Java
*[[René-Primevère Lesson]] (1794–1849), French naturalist<ref>Abbreviation in zoology: Lesson</ref> who described amphibian and reptile species
*[[Charles Alexandre Lesueur]] (1778–1846), French naturalist,<ref>Abbreviation in zoology: Lesueur</ref> artist and explorer who described numerous turtle species
*[[François Le Vaillant]] (1753–1824), French ornithologist who described  species of birds collected in Africa
*[[Phoebus Levene]] (1869–1940), Russian-American biochemist who discovered that DNA was composed of nucleobases and phosphate
*[[Michael Levitt (biophysicist)|Michael Levitt]] (born 1947), South African-Israeli-British-American biophysicist awarded the Nobel Prize for developing multiscale models of complex chemical systems
*[[Edward B. Lewis]] (1918–2004), American geneticist awarded the Nobel Prize for discovering the ''Drosophila'' [[Bithorax complex]]
*[[Richard Lewontin]] (1929–2021), American evolutionary biologist, mathematician, geneticist, and social commentator

===Li–Ly===
*[[Choh Hao Li]] (1913–1987), Chinese-American biochemist who discovered and synthesized human pituitary growth hormone
*[[Wen-Hsiung Li]] (born 1942), Taiwanese molecular evolutionary biologist known fr studies of the [[molecular clock]]
*[[Emmanuel Liais]] (1826–1900), French botanist<ref>Abbreviation in botany: Liais</ref> who studied the plants of remote regions of Brazil
*[[Martin Lichtenstein]] (1780–1867), German zoologist<ref>Abbreviation in zoology: Lichtenstein</ref> who described new species of amphibians and reptiles
*[[Justus von Liebig]] (1803–1873), German chemist who contributed to agricultural and biological chemistry, one of the founders of organic chemistry.
*[[John Lightfoot FRS|John Lightfoot]] (1735–1788), English conchologist and botanist, author of ''Flora Scotica'' which deals with Scottish plants and fungi
*[[David R. Lindberg]] (born 1948), American malacologist and biologist whose work has focused on sea snails
*[[Aristid Lindenmayer]] (1925–1989), Hungarian biologist who developed a system to model the behaviour of plant cells
*[[John Lindley]] (1799–1865), English botanist<ref>Abbreviation in zoology and in botany: Lindl.</ref> whose works included botanical textbooks for his students
*[[Heinrich Friedrich Link]] (1767–1850), German botanist<ref>Abbreviation in botany: Link</ref> who studied many different subjects, including physics chemistry, geology, mineralogy, botany and zoology
*[[Carl Linnaeus]] (1707–1778), Swedish botanist,<ref>Abbreviation in zoology: Linnaeus; abbreviation in botany: L. or Linn.</ref> father of the binomial nomenclature system
*[[Fritz Lipmann]] (1899–1986), German-American biochemist awarded the Nobel Prize for work in intermediary metabolism
*[[Jacques Loeb]] (1859–1924), German-American biologist who studied marine invertebrates and carried out an experiment on artificial parthenogenesis in sea urchins
*[[Friedrich Loeffler]] (1852–1915), German bacteriologist who discovered the organisms causing diphtheria and foot-and-mouth disease
*[[Konrad Zacharias Lorenz|Konrad Lorenz]] (1903–1989), Austrian awarded the Nobel Prize for work in ethology
*[[John Claudius Loudon]] (1783–1843), English botanist,<ref>Abbreviation in botany: Loudon</ref> author of ''An Encyclopædia of Gardening ''
*[[James Lovelock]] (1919–2022), English chemist and father of the ''Gaia hypothesis''
*[[Hedvig Lovén]] (1867–1943), Swedish botanists who studied plant respiration
*[[Percy Lowe]] (1870–1948), English ornithologist<ref>Abbreviation in zoology: Lowe (also used for [[Richard Thomas Lowe]])</ref> who worked on fossil ostriches in China
*[[Peter Wilhelm Lund]] (1801–1880), Danish zoologist<ref>Abbreviation in zoology: Lund</ref> and paleontologist who described pre-historic Pleistocene megafauna
*[[Salvador Luria]] (1912–1991), Italian-American microbiologist awarded the Nobel prize winner for work on viruses
*[[Adolfo Lutz]] (1855–1940), Brazilian epidemiologist, pathologist  who studied tropical medicine and medical zoology 
*[[André Lwoff]] (1902–1994), French microbiologist awarded the Nobel for work on viral infection of bacteria
*[[Marguerite Lwoff]] (1905–1979), French [[microbiologist]] and [[virologist]] who  worked on the taxonomy of ciliate protozoa
*[[Richard Lydekker]] (1849–1915), English naturalist<ref>Abbreviation in zoology: Lydekker</ref> influential in the science of biogeography
*[[Feodor Felix Konrad Lynen]] (1911–1979), German biochemist awarded the Nobel Prize for work on cholesterol and fatty acid metabolism 
*[[Trofim Lysenko]] (1898–1976), Soviet biologist and agronomist whose denunciation of genetics was very damaging