Biology is one of the most fascinating and diverse fields of study in science. People concerning the study, primarily known as biologists, have made many ground-breaking discoveries in this branch of science. While some of these discoveries have helped in curing diseases, others have assisted in performing medical procedures and classifying animals. Since ancient times, the field of biology has had many greatest biologists who have contributed phenomenally in the field. Greek biologists Hippocrates became known as the Father of Western Medicine, as he presented with his work a guide outlining ways of treating patients. Since thence, each century was blessed with some of prolific scientists in the field who gave new definition and new meaning to various biological process and made several pioneering discoveries. The 20th century saw of the greatest biologists, such as, James Watson, Francis Crick, Norman Borlaug and Walter Gilbert. These, however, are just a handful of the long list of biologists in the century. Read this section to find famous biologists of the 20th century.
Richard Dawkins Richard Dawkins
26 March 1941, British
Evolutionary Biologist
Norman BorlaugNorman Borlaug
25 March 1914, American
Father of the Green Revolution

Rachel CarsonRachel Carson
27 May 1907, American
Marine biologist

Francis CrickFrancis Crick
08 June 1916, British
Co-discoverer of the Structure of the DNA

E. O. WilsonE. O. Wilson
10 June 1929, American

Lynn MargulisLynn Margulis
05 March 1938, American
David BaltimoreDavid Baltimore
07 March 1938, American

Nikolaas TinbergenNikolaas Tinbergen
15 April 1907, Dutch

Elizabeth BlackburnElizabeth Blackburn
26 November 1948, Australian, American
American-Australian researcher
Peter Brian Medwar Peter Medawar
28 February 1915, British

Venkatraman RamakrishnanVenkatraman Ramakrishnan
1952 AD, Indian, British, American
Structural biologist
Ernst MayrErnst Mayr
05 July 1904, American

Sydney BrennerSydney Brenner
13 January 1927, South African

Jacques MonodJacques Monod
09 February 1910, French

Ernest Everett JustErnest Everett Just
14 August 1883, American

George E. PaladeGeorge E. Palade
19 November 1912, Romanian
Cell Biologist
Salvatore Edoardo LuriaSalvador Luria
13 August 1912, Italian

François JacobFrançois Jacob
17 June 1920, French

Christiane Nüsslein-VolhardChristiane Nüsslein-Volhard
20 October 1942, German

Philip Allen SharpPhilip Allen Sharp
06 June 1944, American
Geneticist, Molecular Biologist
Christian de DuveChristian de Duve
02 October 1917, Belgian

Sidney AltmanSidney Altman
07 May 1939, Canadian, American
Molecular Biologist
Hamilton Othanel SmithHamilton O. Smith
23 August 1931, American

George WaldGeorge Wald
18 November 1906, American

Daniel NathansDaniel Nathans
30 October 1928, American
Donald A. GlaserDonald A. Glaser
21 September 1926, American
Physicist & Molecular Biologist

Georges J. F. KohlerGeorges J. F. Kohler
17 April 1946, German
Immunologist, Biologist
Gustav NossalGustav Nossal
04 June 1931, Australian

Eric Francis WieschausEric F. Wieschaus
08 June 1947, American
Development Biologist

Roger GuilleminRoger Guillemin
11 January 1924, French
André Michel LwoffAndré Lwoff
08 May 1902, French

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Marguerite VogtMarguerite Vogt
13 February 1913, American
Biologist & Virologist
Kathleen RubinsKathleen Rubins
14 October 1978, American
Astronaut, Biologist

Kiran Mazumdar-ShawKiran Mazumdar-Shaw
23 March 1953, Indian
Business woman

Jeremy WadeJeremy Wade
23 March 1956, British
Biologist, Television presenter, Writer

Eugene SledgeEugene Sledge
04 November 1923, American
Biologist, Soldier, Academic, University teacher,
Paul StametsPaul Stamets
17 July 1955, American
Pierre JoliotPierre Joliot
12 March 1932, French
Biologist, Biochemist, Professor

Nell NewmanNell Newman
08 April 1959, American

Bruce LiptonBruce Lipton
21 October 1944, American

Luc MontagnierLuc Montagnier
18 August 1932, French
Physician, Biologist, Virologist, Researcher,
Nikolai VavilovNikolai Vavilov
13 November 1887, Russian
botanist, biologist, explorer, geneticist,

Bruce Edwards IvinsBruce Edwards Ivins
22 April 1946, American
Biologist, Scientist, Circus performer, Politician

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

Michael LevittMichael Levitt
09 May 1947, American, South African
Physicist, Biologist, Bioinformatician, Chemist,

Julian HuxleyJulian Huxley
22 June 1887, British
Siddhartha MukherjeeSiddhartha Mukherjee
21 July 1970, Indian, American

James LovelockJames Lovelock
26 July 1919, British
Biologist, Chemist, University teacher,
Aubrey de GreyAubrey de Grey
20 April 1963, British

Shinya YamanakaShinya Yamanaka
04 September 1962, Japanese
Biologist, Physician, Professor

Paul R. EhrlichPaul R. Ehrlich
29 May 1932, American
Entomologist, Zoologist, University teacher
Yoshinori OhsumiYoshinori Ohsumi
09 February 1945, Japanese

Jack W. SzostakJack W. Szostak
09 November 1952, Canadian, Polish, British, American
Biologist, Molecular biologist, Geneticist,
Keith L. MooreKeith L. Moore
05 October 1925, Canadian

Ludwig von BertalanffyLudwig von Bertalanffy
19 September 1901, Austrian, Canadian
Biologist, University teacher

Charles DavenportCharles Davenport
01 June 1866, American

Massimo PigliucciMassimo Pigliucci
16 January 1964, American
Biologist, Philosopher, Geneticist, Writer,

Carol W. GreiderCarol W. Greider
15 April 1961, American
Biologist, Molecular biologist, Geneticist,
Mario CapecchiMario Capecchi
06 October 1937, Italian, American
Molecular Geneticist

PZ MyersPZ Myers
09 March 1957, American
Biologist, Zoologist, Blogger, University teacher

Andrew BaldwinAndrew Baldwin
05 February 1977, American
Biologist, Officer, Model

Leonard AdlemanLeonard Adleman
31 December 1945, American
Computer Scientist
John GurdonJohn Gurdon
02 October 1933, British

John Maynard SmithJohn Maynard Smith
06 February 1920, British
Tim FlanneryTim Flannery
28 January 1956, Australian
Biologist, Paleontologist, Zoologist,

Karl Patterson SchmidtKarl Patterson Schmidt
19 June 1890, American
American zoologist

W. D. HamiltonW. D. Hamilton
01 August 1936, Egyptian, British
Richard Evans SchultesRichard Evans Schultes
12 January 1915, American

Theodosius DobzhanskyTheodosius Dobzhansky
24 January 1900, Ukrainian, American
Bill MollisonBill Mollison
04 May 1928, Australian
scientist, naturalist, psychologist

Barry CommonerBarry Commoner
28 May 1917, American

Stanley MillerStanley Miller
07 March 1930, American
Chemist, Biologist, University teacher
Naomi MitchisonNaomi Mitchison
01 November 1897, Scottish

Yuan LongpingYuan Longping
07 September 1930
Biologist, Engineer, Inventor
D'Arcy Wentworth ThompsonD'Arcy Wentworth Thompson
02 May 1860, Scottish

Nettie StevensNettie Stevens
07 July 1861, American

Jean-Henri FabreJean-Henri Fabre
21 December 1823, French

Walther FlemmingWalther Flemming
21 April 1843, German
Judah FolkmanJudah Folkman
24 February 1933, American
Keith CampbellKeith Campbell
23 May 1954, British

C.H. WaddingtonC.H. Waddington
08 November 1905, British
Developmental Biologist

Ian WilmutIan Wilmut
07 July 1944, British

Linda B. BuckLinda B. Buck
29 January 1947, American
American biologist
Daniel LiebermanDaniel Lieberman
03 June 1964, American

Randy SchekmanRandy Schekman
30 December 1948, American

Howard Thomas OdumHoward Thomas Odum
01 September 1924, American

Carl AkeleyCarl Akeley
19 May 1864, American

Craig C. MelloCraig C. Mello
18 October 1960, American
Jeffrey C. HallJeffrey C. Hall
03 May 1945, American

Michael W. YoungMichael W. Young
28 March 1949, American
Aaron CiechanoverAaron Ciechanover
01 October 1947, Israeli

Sergei WinogradskySergei Winogradsky
01 September 1856, French, Russian
Eugene OdumEugene Odum
17 September 1913, American
Andrew FireAndrew Fire
27 April 1959, American