Find out more about the greatest 19th Century Biologists, including Alexander Fleming, Alfred Russel Wallace, Jagadish Chandra Bose, Ernst Haeckel and Alfred Kinsey.
Alexander FlemingAlexander Fleming
06 August 1881, British, Scottish
Biologist, Pharmacologist, Discovered Penicillin
Jagadish Chandra BoseJagadish Chandra Bose
30 November 1858, Indian
Physicist

Alfred Russel WallaceAlfred Russel Wallace
08 January 1823, British
Naturalist, Explorer, Geographer, Anthropologist

Alfred KinseyAlfred Kinsey
23 June 1894, American
Sexologist

Ernst HaeckelErnst Haeckel
16 February 1834, German
Biologist, Physician, Philosopher & Artist

Thomas Henry HuxleyThomas Henry Huxley
04 May 1825, British
Biologist
Trofim LysenkoTrofim Lysenko
29 September 1898, Russian
Experimenter

Thomas Hunt MorganThomas Hunt Morgan
25 September 1866, American
Geneticist

Karl LandsteinerKarl Landsteiner
14 June 1868, American
Physician
Louis AgassizLouis Agassiz
28 May 1807, American
Geologist

Alexis CarrelAlexis Carrel
28 June 1873, French
Surgeon, Biologist
Theodor SchwannTheodor Schwann
07 December 1810, German
Physiologist

Camillo GolgiCamillo Golgi
07 July 1843, Italian
Physician, Pathologist, Biologist

Ferdinand CohnFerdinand Cohn
24 January 1828, Polish
Founder of Bacteriology and Microbiology

Albert ClaudeAlbert Claude
24 August 1899, Belgian
Cell Biologist

J.B.S. HaldaneJ.B.S. Haldane
05 November 1892, British
Geneticist
Nikolai VavilovNikolai Vavilov
13 November 1887, Russian
botanist, biologist, explorer, geneticist,

J. B. S. HaldaneJ. B. S. Haldane
05 November 1892, Indian, British
Biologist, Geneticist, University teacher

Richard OwenRichard Owen
20 July 1804, British
Biologist

Walter Rothschild, 2nd Baron RothschildWalter Rothschild, 2nd Baron Rothschild
08 February 1868, British
Biologist, Banker, Politician, Zoologist,
Martinus BeijerinckMartinus Beijerinck
16 March 1851
Biologist, Microbiologist, University teacher,

Oswald AveryOswald Avery
21 October 1877, Canadian
Biologist, Physician, Geneticist
Ilya Ivanovich IvanovIlya Ivanovich Ivanov
01 August 1870
Biologist

Patrick GeddesPatrick Geddes
02 October 1854, Scottish
Biologist

Charles Lucien BonaparteCharles Lucien Bonaparte
24 May 1803, French
Biologist, Ornithologist, Zoologist, Ichthyologist
Matthias Jakob SchleidenMatthias Jakob Schleiden
05 April 1804, German
Biologist, Botanist, Philosopher, University

Friedrich MiescherFriedrich Miescher
13 August 1844, Swiss
Biologist, Biochemist, University teacher
August WeismannAugust Weismann
17 January 1834
Biologist, Zoologist, Geneticist

Nettie StevensNettie Stevens
07 July 1861, American
Geneticist

Hugo de VriesHugo de Vries
16 February 1848, Dutch
Botanist, Biologist, Geneticist, University
Karl Patterson SchmidtKarl Patterson Schmidt
19 June 1890, American
American zoologist

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Charles DavenportCharles Davenport
01 June 1866, American
Biologist
Friedrich RatzelFriedrich Ratzel
30 August 1844, German
Biologist, Geopolitician, Geographer, Zoologist,

Hans Christian GramHans Christian Gram
13 September 1853, Danish
Physician, Bacteriologist, University teacher,

Jean-Henri FabreJean-Henri Fabre
22 December 1823, French
Entomologist, Writer, University teacher, Poet

Naomi MitchisonNaomi Mitchison
01 November 1897, Scottish
Novelist
Sergei WinogradskySergei Winogradsky
01 September 1856, French, Russian
Microbiologist
Walther FlemmingWalther Flemming
21 April 1843, German
Biologist

Carl AkeleyCarl Akeley
19 May 1864, American
Taxidermist

Charles Galton DarwinCharles Galton Darwin
18 December 1887, British
Physicist, University teacher

Hans DrieschHans Driesch
28 October 1867, German
Biologist
Jean RostandJean Rostand
30 October 1894, French
Philosopher, Biologist, Writer

John LindleyJohn Lindley
05 February 1799, British
Botanist

Paul Alfred WeissPaul Alfred Weiss
21 March 1898, Austrian, American
Biologist

Paul KammererPaul Kammerer
17 August 1880, Austrian
Biologist

Alister HardyAlister Hardy
10 February 1896, British
Biologist, Marine biologist
Rebecca LancefieldRebecca Lancefield
05 January 1895, American
Microbiologist

Theodor BoveriTheodor Boveri
12 October 1862, German
Biologist
George EngelmannGeorge Engelmann
02 February 1809, German, American
Botanist

Edwin KlebsEdwin Klebs
06 February 1834, German
Pathologist

Lev BergLev Berg
14 March 1876, Moldovan, Russian
Geographer
Jeanne Villepreux-PowerJeanne Villepreux-Power
24 September 1794, French
Biologist

Patrick MatthewPatrick Matthew
20 October 1790, Scottish
Agriculturalist
Oscar HertwigOscar Hertwig
21 April 1849, German
Zoologist

Alfred RomerAlfred Romer
28 December 1894, American
Paleontologist

Eduard Adolf StrasburgerEduard Adolf Strasburger
01 February 1844, German, Polish
Professor

Shiga KiyoshiShiga Kiyoshi
07 February 1871, Japanese
Physician