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
Ernest Everett JustErnest Everett Just
14 August 1883, American

Ernst MayrErnst Mayr
05 July 1904, American

Elizabeth BlackburnElizabeth Blackburn
26 November 1948, Australian, American
American-Australian researcher
David BaltimoreDavid Baltimore
07 March 1938, American

Venkatraman RamakrishnanVenkatraman Ramakrishnan
1952 AD, Indian, British, American
Structural biologist
Peter Brian Medwar Peter Medawar
28 February 1915, British

Nikolaas TinbergenNikolaas Tinbergen
15 April 1907, Dutch

Jacques MonodJacques Monod
09 February 1910, French

Salvatore Edoardo LuriaSalvador Luria
13 August 1912, Italian

Christiane Nüsslein-VolhardChristiane Nüsslein-Volhard
20 October 1942, German
François JacobFrançois Jacob
17 June 1920, French

Christian de DuveChristian de Duve
02 October 1917, Belgian

Donald A. GlaserDonald A. Glaser
21 September 1926, American
Physicist & Molecular Biologist

Roger GuilleminRoger Guillemin
11 January 1924, French
Sidney AltmanSidney Altman
07 May 1939, Canadian, American
Molecular Biologist

Daniel NathansDaniel Nathans
30 October 1928, American
George WaldGeorge Wald
18 November 1906, American

Hamilton Othanel SmithHamilton O. Smith
23 August 1931, American

Eric Francis WieschausEric F. Wieschaus
08 June 1947, American
Development Biologist
Gustav NossalGustav Nossal
04 June 1931, Australian

George E. PaladeGeorge E. Palade
19 November 1912, Romanian
Cell Biologist
Marguerite VogtMarguerite Vogt
13 February 1913, American
Biologist & Virologist

André Michel LwoffAndré Lwoff
08 May 1902, French

Philip Allen SharpPhilip Allen Sharp
06 June 1944, American
Geneticist, Molecular Biologist
Georges J. F. KohlerGeorges J. F. Kohler
17 April 1946, German
Immunologist, Biologist

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Kiran Mazumdar-ShawKiran Mazumdar-Shaw
23 March 1953, Indian
Business woman
Aubrey de GreyAubrey de Grey
20 April 1963, British

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

Eugene SledgeEugene Sledge
04 November 1923, American
Biologist, Soldier, Academic, University teacher,

Nell NewmanNell Newman
08 April 1959, American
Karl Patterson SchmidtKarl Patterson Schmidt
19 June 1890, American
American zoologist
Bruce Edwards IvinsBruce Edwards Ivins
22 April 1946, American
Biologist, Scientist, Circus performer, Politician

Bruce LiptonBruce Lipton
21 October 1944, American

James LovelockJames Lovelock
26 July 1919, British
Biologist, Chemist, University teacher,

J. B. S. HaldaneJ. B. S. Haldane
05 November 1892, Indian, British
Biologist, Geneticist, University teacher
Paul R. EhrlichPaul R. Ehrlich
29 May 1932, American
Entomologist, Zoologist, University teacher

Siddhartha MukherjeeSiddhartha Mukherjee
21 July 1970, Indian, American

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

Yoshinori OhsumiYoshinori Ohsumi
09 February 1945, Japanese

Luc MontagnierLuc Montagnier
18 August 1932, French
Physician, Biologist, Virologist, Researcher,
Tim FlanneryTim Flannery
28 January 1956, Australian
Biologist, Paleontologist, Zoologist,

Keith L. MooreKeith L. Moore
05 October 1925, Canadian
Pierre JoliotPierre Joliot
12 March 1932, French
Biologist, Biochemist, Professor

Carol W. GreiderCarol W. Greider
15 April 1961, American
Biologist, Molecular biologist, Geneticist,

Nikolai VavilovNikolai Vavilov
13 November 1887, Russian
botanist, biologist, explorer, geneticist,
John Maynard SmithJohn Maynard Smith
06 February 1920, British

Andrew BaldwinAndrew Baldwin
05 February 1977, American
Biologist, Officer, Model
Ludwig von BertalanffyLudwig von Bertalanffy
19 September 1901, Austrian, Canadian
Biologist, University teacher

Theodosius DobzhanskyTheodosius Dobzhansky
24 January 1900, Ukrainian, American

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

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

Nettie StevensNettie Stevens
07 July 1861, American
Charles DavenportCharles Davenport
01 June 1866, American

W. D. HamiltonW. D. Hamilton
01 August 1936, Egyptian, British

Barry CommonerBarry Commoner
28 May 1917, American

Stanley MillerStanley Miller
07 March 1930, American
Chemist, Biologist, University teacher
Jack W. SzostakJack W. Szostak
09 November 1952, Canadian, Polish, British, American
Biologist, Molecular biologist, Geneticist,

PZ MyersPZ Myers
09 March 1957, American
Biologist, Zoologist, Blogger, University teacher
Francisco J. AyalaFrancisco J. Ayala
12 March 1934, Spanish, American
Biologist, Geneticist, Philosopher, University

Bill MollisonBill Mollison
04 May 1928, Australian
scientist, naturalist, psychologist

Naomi MitchisonNaomi Mitchison
01 November 1897, Scottish
Richard Evans SchultesRichard Evans Schultes
12 January 1915, American

Randy SchekmanRandy Schekman
30 December 1948, American
Janet RowleyJanet Rowley
05 April 1925, American

G. Evelyn HutchinsonG. Evelyn Hutchinson
30 January 1903, British

Michael RosbashMichael Rosbash
07 March 1944, American
Jeffrey C. HallJeffrey C. Hall
03 May 1945, American

Mario CapecchiMario Capecchi
06 October 1937, Italian, American
Rudolf JaenischRudolf Jaenisch
22 April 1942, German, Polish

Michael W. YoungMichael W. Young
28 March 1949, American

Aaron CiechanoverAaron Ciechanover
01 October 1947, Israeli
Biochemist, Chemist, Physician, Educationist,

Andrew FireAndrew Fire
27 April 1959, American
Yuan LongpingYuan Longping
07 September 1930
Biologist, Engineer, Inventor
G. Ledyard StebbinsG. Ledyard Stebbins
06 January 1906, American

Thomas C. SüdhofThomas C. Südhof
22 December 1955, German, American

Linda B. BuckLinda B. Buck
29 January 1947, American
American biologist

Susan Greenfield, Baroness GreenfieldSusan Greenfield, Baroness Greenfield
01 October 1950, British
Politician, Biologist
Sergei WinogradskySergei Winogradsky
01 September 1856, French, Russian

Alexander RichAlexander Rich
15 November 1924, American

Walther FlemmingWalther Flemming
21 April 1843, German

Judah FolkmanJudah Folkman
24 February 1933, American

Kathleen RubinsKathleen Rubins
14 October 1978, American
Astronaut, Biologist
Carl AkeleyCarl Akeley
19 May 1864, American

Hans DrieschHans Driesch
28 October 1867, German
Yoshiki SasaiYoshiki Sasai
05 March 1962, Japanese
Biologist, University teacher, Physician

Paul KammererPaul Kammerer
17 August 1880, Austrian
Theodor BoveriTheodor Boveri
12 October 1862, German
Rebecca LancefieldRebecca Lancefield
05 January 1895, American