Find out more about the greatest 19th Century Biologists, including Alexander Fleming, Alfred Russel Wallace, Jagadish Chandra Bose, Ernst Haeckel and Alfred Kinsey.
Alexander Fleming06 August 1881, British, Scottish
Biologist, Pharmacologist, Discovered Penicillin
Jagadish Chandra Bose30 November 1858, Indian
Physicist
Alfred Kinsey23 June 1894, American
Sexologist
Alfred Russel Wallace08 January 1823, British
Naturalist, Explorer, Geographer, Anthropologist
Ernst Haeckel16 February 1834, German
Biologist, Physician, Philosopher & Artist
Thomas Henry Huxley04 May 1825, British
Biologist
Trofim Lysenko29 September 1898, Russian
Experimenter
Thomas Hunt Morgan25 September 1866, American
Geneticist
Louis Agassiz28 May 1807, American
Geologist
Karl Landsteiner14 June 1868, American
Physician
Alexis Carrel28 June 1873, French
Surgeon, Biologist
Theodor Schwann07 December 1810, German
Physiologist
Camillo Golgi07 July 1843, Italian
Physician, Pathologist, Biologist
Ferdinand Cohn24 January 1828, Polish
Founder of Bacteriology and Microbiology
Albert Claude24 August 1899, Belgian
Cell Biologist
J.B.S. Haldane05 November 1892, British
Geneticist
Nikolai Vavilov13 November 1887, Russian
botanist, biologist, explorer, geneticist,
J. B. S. Haldane05 November 1892, Indian, British
Biologist, Geneticist, University teacher
Walter Rothschild, 2nd Baron Rothschild08 February 1868, British
Biologist, Banker, Politician, Zoologist,
Richard Owen20 July 1804, British
Biologist
Ilya Ivanovich Ivanov01 August 1870
Biologist
Oswald Avery21 October 1877, Canadian
Biologist, Physician, Geneticist
Charles Lucien Bonaparte24 May 1803, French
Biologist, Ornithologist, Zoologist, Ichthyologist
Patrick Geddes02 October 1854, Scottish
Biologist
Friedrich Miescher13 August 1844, Swiss
Biologist, Biochemist, University teacher
Matthias Jakob Schleiden05 April 1804, German
Biologist, Botanist, Philosopher, University
Hugo de Vries16 February 1848, Dutch
Botanist, Biologist, Geneticist, University
Charles Davenport01 June 1866, American
Biologist
Nettie Stevens07 July 1861, American
Geneticist
August Weismann17 January 1834
Biologist, Zoologist, Geneticist
Karl Patterson Schmidt19 June 1890, American
American zoologist
Continue Reading Below
Friedrich Ratzel30 August 1844, German
Biologist, Geopolitician, Geographer, Zoologist,
Jean-Henri Fabre21 December 1823, French
Entomologist
Hans Christian Gram13 September 1853, Danish
Physician, Bacteriologist, University teacher,
Ian Wilmut07 July 1944, British
Biologist
Walther Flemming21 April 1843, German
Biologist
Carl Akeley19 May 1864, American
Taxidermist
Naomi Mitchison01 November 1897, Scottish
Novelist
Sergei Winogradsky01 September 1856, French, Russian
Microbiologist
Charles Galton Darwin18 December 1887, British
Physicist, University teacher
Jean Rostand30 October 1894, French
Philosopher, Biologist, Writer
John Lindley05 February 1799, British
Botanist
Hans Driesch28 October 1867, German
Biologist
Paul Kammerer17 August 1880, Austrian
Biologist
Richard Goldschmidt12 April 1878, German, American
Geneticist
Theodor Boveri12 October 1862, German
Biologist
Paul Alfred Weiss21 March 1898, Austrian, American
Biologist
Rebecca Lancefield05 January 1895, American
Microbiologist
Alister Hardy10 February 1896, British
Biologist, Marine biologist
Edwin Klebs06 February 1834, German
Pathologist
George Engelmann02 February 1809, German, American
Botanist
Patrick Matthew20 October 1790, Scottish
Agriculturalist
Jeanne Villepreux-Power24 September 1794, French
Biologist
Lev Berg14 March 1876, Moldovan, Russian
Geographer
Oscar Hertwig21 April 1849, German
Zoologist
Jacques Loeb07 April 1859, German, American
Physiologist
St. George Jackson Mivart30 November 1827, British
Biologist
Raymond Pearl03 June 1879, American
Biologist
Emil Christian Hansen08 May 1842, Danish
Mycologist
Alfred Romer28 December 1894, American
Paleontologist
Alfred Newton11 June 1829, Swiss
Ornithologist
Max Schultze15 March 1825, German
Anatomist
Félix Dujardin05 April 1801, French
Biologist
Wilhelm Hofmeister18 May 1824, German
Biologist
John Goodsir20 March 1814, Scottish
Anatomist
John Graham Kerr18 September 1869, British
Politician
Karl Möbius07 February 1825, German
Zoologist
Francis Maitland Balfour10 November 1851, Scottish
Biologist
Anders Retzius13 October 1796, Swedish
Professor
George Harrison Shull15 April 1874, American
Plant biologist
Curt Richter20 February 1894, American
Biologist
Alexander Carr-Saunders14 January 1886, British
British educator
Robert Chambers10 July 1802, Scottish
Geologist
Edwin Conklin24 November 1863, American
Biologist
Henry Horatio Dixon19 May 1869, Irish
Professor
Martin Rathke25 August 1793, German
University Professor
Wolfgang Ostwald27 May 1883, German
Chemist
William Crawford Williamson24 November 1816, British
Naturalist
Margaret Warner Morley17 February 1858, American
Author
Moritz Schiff28 January 1823, German
Physiologist
Lewis Ralph Jones05 December 1864, American
Botanist
Maurice Caullery05 September 1868, French
Biologist
Eduard Adolf Strasburger01 February 1844, German, Polish
Professor
Edouard van Beneden05 March 1846, Belgian
Biologist
Shiga Kiyoshi07 February 1871, Japanese
Physician