ABC
1
ScientistBirth-DeathCountry
2
Humayun Abdulali(1914–2001),Indian ornithologist
3
Aziz Ab'Saber(1924–2012),Brazilian geographer, geologist and ecologist
4
Erik Acharius(1757–1819),Swedish botanist
5
Johann Friedrich Adam(18th century–1806),Russian botanist
6
Arthur Adams(1820–1878),English physician and naturalist
7
Henry Adams(1813–1877),English naturalist and conchologist
8
William Adamson(1731–1793),Scottish botanist (abbr. in botany: Aiton)
9
Michel Adanson(1727–1806),French naturalist (abbr. in botany: Adans.)
10
Monique Adolphe( born 1932),French cell biologist
11
Edgar Douglas Adrian(1889–1977),British electrophysiologist, winner of the 1932 Nobel Prize in Physiology or Medicine for his research on neurons
12
Adam Afzelius(1750–1837),Swedish botanist
13
Carl Adolph Agardh(1785–1859),Swedish botanist
14
Jacob Georg Agardh(1813–1901),Swedish botanist
15
Louis Agassiz(1807–1873),Swiss zoologist
16
Alexander Agassiz(1835–1910),American zoologist, son of Louis Agassiz
17
Nikolaus Ager(1568–1634),French botanist
18
Pedro Alberch i Vié(1954–1998),Spanish naturalist
19
Bruce Alberts( born 1938),American biochemist, former President of the United States National Academy of Sciences
20
Nora Lilian Alcock(1874–1972),British pioneer in plant pathology
21
Boyd Alexander(1873–1910),English ornithologist
22
Horace Alexander(1889–1989),English ornithologist
23
Richard D. Alexander( born 1930),American evolutionary biologist
24
Wilfred Backhouse Alexander(1885–1965),English ornithologist
25
Alfred William Alcock(1859–1933),British naturalist
26
Salim Ali(1896–1987),Indian ornithologist
27
Frédéric-Louis Allamand(1736– after1803),Swiss botanist (abbr. in botany: F.Allam.)
28
Warder Clyde Allee(1885–1955),American zoologist and ecologist, identified the Allee effect
29
Joel Asaph Allen(1838–1921),American; birds, mammals
30
George James Allman(1812–1898),British naturalist
31
June Dalziel Almeida(1930–2007),Scottish virologist
32
Tikvah Alper(1909–1995),South African radiobiologist
33
Prospero Alpini(1553–1617),Italian botanist
34
Sidney Altman( born 1939),Canadian-born molecular biologist, winner of the 1989 Nobel Prize in Chemistry for his work on RNA
35
Bruce Ames( born 1928),American biochemist, inventor of the Ames test
36
José Alberto de Oliveira Anchieta(1832–1897),Portuguese naturalist
37
George French Angas(1822–1886),English explorer, naturalist, conchologist and painter
38
Mary Arlene Appelhof(1936–2005),American biologist
39
Jakob Johan Adolf Appellöf(1857–1921),Swedish marine zoologist
40
Agnes Robertson Arber(1879–1960),British plant morphologist and anatomist, historian of botany and philosopher of biology
41
Aristotle(384 BC–322 BC),Greek philosopher
42
Emily Arnesen(1867–1928),Norwegian zoologist
43
Ruth Arnon( born 1933),Israeli biochemist
44
Peter Artedi(1705–1735),Swedish naturalist
45
Gilbert Ashwell(1916–2014),American biochemist, pioneer in the study of cell receptor
46
Ana Aslan(1897–1988),Romanian biologist
47
Jean Baptiste Audebert(1759–1800),French naturalist
48
Jean Victoire Audouin(1797–1841),French zoologist
49
John James Audubon(1786–1851),American ornithologist
50
Charlotte Auerbach(1899–1994),German geneticist, founded the discipline of mutagenesis
51
Linda Avey( born 1960),American biologist
52
Richard Axel( born 1946),Nobel Prize–winning physiologist
53
Julius Axelrod(1912–2004),American biochemist, winner of the 1970 Nobel Prize in Physiology or Medicine for his research on catecholamine neurotransmitters
54
William Orville Ayres(1817–1887),American physician and ichthyologist
55
Félix de Azara(1746–1811),Spanish naturalist
56
Churchill Babington(1831–1881),British archaeologist and conchologist
57
John Bachman(1790–1874),American naturalist
58
Curt Backeberg(1894–1966),German botanist (abbr. in botany: Backeb.)
59
Karl Ernst von Baer(1792–1876),embryologist
60
Liberty Hyde Bailey(1858–1954),American botanist (abbr. in botany: L.H.Bailey)
61
Spencer Fullerton Baird(1823–1887),birds and mammals
62
John Hutton Balfour(1808–1884),Scottish botanist (abbr. in botany: Balf.)
63
David Baltimore( born 1938),Nobel Prize in Physiology or Medicine 1975
64
Joseph Banks(1743–1820),biologist, botanist (abbr. in botany: Banks)
65
Robert Bárány(1876–1936),Austrian physician, received the 1914 Nobel Prize in Physiology or Medicine for his research on the vestibular system
66
Ben Barres( born 1955),American neurobiologist
67
Benjamin Smith Barton(1766–1815),American botanist (abbr. in botany: Barton)
68
John Bartram(1699–1777),American botanist (abbr. in botany: Bartram)
69
William Bartram(1739–1823),American naturalist (abbr. in botany: W.Bartram)
70
Anton de Bary(1831–1888),surgeon, botanist, microbiologist
71
Henry Walter Bates(1825–1892),English naturalist
72
Patrick Bateson( born 1938),English biologist and science writer, President of the Zoological Society of London
73
August Johann Georg Karl Batsch(1762–1802),German botanist, mycologist
74
Nicolas Baudin(1754–1803),French botanist
75
Gaspard Bauhin(1560–1624),Swiss botanist, introduced binomial nomenclature into taxonomy, which was used by Linnaeus (abbr. in botany: C.Bauhin)
76
Johann Matthäus Bechstein(1757–1822),German naturalist (abbr. in botany: Bechst.)
77
Rollo Beck(1870–1950),American ornithologist
78
Charles William Beebe(1877–1962),biologist
79
Martinus Beijerinck(1851–1931),Dutch microbiologist and botanist, discovered viruses
80
Thomas Bell(1792–1880),English naturalist
81
David Bellamy( born 1933),English botanist
82
Edward Turner Bennett(1797–1836),English zoologist
83
George Bentham(1800–1884),English botanist (abbr. in botany: Benth.)
84
Robert Bentley(1821–1893),English botanist (abbr. in botany: Bentley)
85
Jacques Benveniste(1935–2004),French immunologist
86
Wilson Teixeira Beraldo(1917–1998),Brazilian physician and physiologist, codiscoverer of bradykinin
87
Hans Berger(1873–1941),German neuroscientist, one of the founders of electroencephalography
88
Carl Bergmann(1814–1865),German anatomist, physiologist and biologist who developed the Bergmann's rule
89
Rudolph Bergh(1824–1909),Danish physician and zoologist
90
Claude Bernard(1813–1878),French physiologist and father of the concept of homeostasis
91
Samuel Stillman Berry(1887–1984),American marine zoologist
92
Thomas Bewick(1753–1828),English ornithologist
93
Colin Bibby(1948–2004),English ornithologist
94
Gabriel Bibron(1806–1848),French zoologist
95
Johannes Abraham Bierens de Haan(1883–1953),Dutch biologist and ethologist
96
Ann Bishop(1899–1990),English biologist
97
Biswamoy Biswas(1923–1994),Indian ornithologist
98
Liz Blackburn( born 1948),Australian/US Nobel Prize–winning researcher in the field of telomeres and the "telomerase" enzyme
99
John Blackwall(1790–1881),British entomologist
100
Henri Marie Ducrotay de Blainville(1777–1850),French zoologist
101
Albert Francis Blakeslee(1874–1954),American botanist, best known for research on Jimsonweed and the sexuality of fungi
102
Thomas Blakiston(1832–1891),English naturalist
103
William Thomas Blanford(1832–1905),English naturalist
104
Pieter Bleeker(1819–1878),Dutch ichthyologist
105
Günter Blobel( born 1936),
German Nobel Prize-winning biologist who discovered that newly synthesized proteins contain "address tags" which direct them to the proper location within the cell.
106
Steven Block( born 1952),American biophysicist who measured the mechanical properties of single bio-molecules
107
Carl Ludwig Blume(1789–1862),German-Dutch botanist (abbr. in botany: Blume)
108
Johann Friedrich Blumenbach(1752–1840),German physiologist and anthropologist
109
Edward Blyth(1810–1873),English zoologist
110
José Vicente Barbosa du Bocage(1823–1907),Portuguese zoologist
111
Pieter Boddaert(1730–1795 or 1796),naturalist
112
Charles Lucien Bonaparte(1803–1857),French naturalist
113
James Bond(1900–1989),American ornithologist
114
Franco Andrea Bonelli(1784–1830),Italian ornithologist
115
August Gustav Heinrich von Bongard(1786–1839),German botanist
116
Charles Bonnet(1720–1793),Swiss naturalist
117
Aimé Bonpland(1773–1858),French botanist (abbr. in botany: Bonpl.)
118
Jules Bordet(1870–1961),
Belgian immunologist and microbiologist, winner of the 1919 Nobel Prize in Physiology or Medicine for his discovery of the complement system in the immune system
119
Antonina Georgievna Borissova(1903–1970),Russian botanist
120
Norman Borlaug( born 1914),American agricultural scientist, humanitarian, Nobel laureate, and the father of the Green Revolution
121
Louis Augustin Guillaume Bosc(1759–1828),French zoologist
122
George Albert Boulenger(1858–1937),Belgian zoologist
123
Jules Bourcier(1797–1873),French naturalist
124
Johann Friedrich von Brandt(1802–1879),German naturalist (abbr. in botany: Brandt)
125
Sara Branham Matthews(1888–1962),American microbiologist
126
Christian Ludwig Brehm(1787–1864),German ornithologist
127
Alfred Brehm(1829–1884),German zoologist
128
Sydney Brenner( born 1927),British molecular biologist, winner of the 2002 Nobel Prize in Physiology or Medicine
129
Thomas Mayo Brewer(1814–1880),American naturalist
130
William Brewster(1851–1919),American ornithologist
131
Mathurin Jacques Brisson(1723–1806),French zoologist
132
Nathaniel Lord Britton(1859–1934),American botanist (abbr. in botany: Britton)
133
Thomas D. Brock( born 1926),American biologist, discoverer of hyperthermophiles
134
Adolphe Theodore Brongniart(1801–1876),French botanist (abbr. in botany: Brongn.)
135
Robert Broom(1866–1951),South African paleontologist
136
James H. Brown-, American ecologist
137
Robert Brown(1773–1858),botanist (abbr. in botany: R.Br.)
138
David Bruce(1855–1931),Scottish pathologist and microbiologist
139
Jean Guillaume Bruguière(1750–1798),French naturalist
140
Morten Thrane Brünnich(1737–1827),Danish zoologist
141
Francis Buchanan-Hamilton(1762–1829),Scottish zoologist and botanist
142
Stephen L. Buchmann,-co-author of The Forgotten Pollinators
143
Linda B. Buck( born 1947),American physiologist and Nobel prize winner
144
Samuel Botsford Buckley(1809–1884),American naturalist (abbr. in botany: Buckley)
145
Buffon(1707–1788),French naturalist (abbr. in botany: Buffon)
146
William Bullock(1773–1849),English naturalist
147
Walter Buller(1838–1906),New Zealand naturalist
148
James Bulwer(1794–1879),English naturalist and conchologist
149
Alexander G. von Bunge(1803–1890),German-Russian zoologist
150
Luther Burbank(1849–1926),American horticulturalist
151
Hermann Burmeister(1807–1892),German zoologist
152
Carlos Bustamante( born 1951),American biophysicist, discovered "molecular tweezers" to manipulate DNA
153
Ernesto Bustamante( born 1950),Peruvian biochemist, specialist in mitochondria. Currently works on DNA paternity testing
154
Jean Cabanis(1816–1906),German ornithologist
155
George Caley(1770–1829),English botanist
156
Rudolf Jakob Camerarius(1665–1721),German botanist
157
Frederick Campion Steward(1904–1993),British botanist
158
A. P. de Candolle(1778–1841),Swiss botanist
159
Philip Pearsall Carpenter(1819–1877),conchologist
160
Alexis Carrel(1873–1944),French biologist and surgeon, winner of the 1912 Nobel Prize in Physiology or Medicine for his work on sutures and organ transplants, advocate of eugenics
161
Elie-Abel Carrière(1818–1896),French botanist
162
Clodoveo Carrión Mora(1883–1957),Ecuadorian paleontologist and naturalist
163
Sean B. Carroll,-American evolutionary development biologist
164
Rachel Carson(1907–1964),biologist, author of Silent Spring
165
George Washington Carver(1860–1943),American botanist
166
John Cassin(1813–1869),American ornithologist
167
Alexandre de Cassini(1781–1832),French botanist (abbr. in botany: Cass.)
168
William E. Castle(1867–1962),American geneticist
169
Mark Catesby(1683–1749),English naturalist
170
Andrea Cesalpino(1519–1603),Italian botanist
171
Francesco Cetti(1726–1778),Italian zoologist
172
Carlos Chagas(1879–1934),Brazilian physician
173
Adelbert von Chamisso(1781–1838),German botanist
174
Min Chueh Chang(1908–1991),biologist
175
Frank Michler Chapman(1864–1945),ornithologist
176
Martha Chase(1927–2003),American biologist, conducted the Hershey-Chase experiment which linked DNA to heredity
177
Thomas Frederic Cheeseman(1846–1923),New Zealand botanist and naturalist.
178
Sergei Chetverikov(1880–1959),Russian population geneticist
179
Charles Chilton(1860–1929),New Zealand zoologist
180
Carl Chun(1852–1914),German marine biologist
181
Nathan Cobb(1859–1932),American biologist, considered the founder of the discipline of nematology
182
Alfred Cogniaux(1841–1916),Belgian botanist (abbr. in botany: Cogn.)
183
Stanley Cohen( born 1922),American biologist, Nobel Prize Laureate in Physiology and Medicine (1986) for his discovery of growth factors.
184
James J. Collins,-American biologist, synthetic biology and systems biology pioneer
185
Henry Boardman Conover(1892–1950),American ornithologist
186
Timothy Abbott Conrad(1803–1877),American malacologist
187
James Graham Cooper(1830–1902),American naturalist
188
William Cooper(1798–1864),American conchologist
189
Edward Drinker Cope(1840–1897),fish, reptiles, paleontology
190
Charles Coquerel(1822–1867),French navy surgeon and entomologist
191
Carl Ferdinand Cori(1896–1984),American biochemist, winner of the 1947 Nobel Prize in Physiology or Medicine for his work on the Cori cycle
192
Gerty Cori(1886–1957),American biochemist, first American woman to win a Nobel Prize in science, the prize was awarded to her and her husband Carl for their work on the Cori cycle
193
Charles B. Cory(1857–1921),American ornithologist
194
Emanuel Mendez da Costa(1717–1791),English botanist, naturalist, philosopher
195
Elliott Coues(1842–1899),American ornithologist
196
Marjorie Courtenay-Latimer(1907–2004),South African zoologist
197
Jacques Cousteau(1910–1997),French marine biologist and explorer
198
Miguel Rolando Covian(1913–1992),Argentine-Brazilian neurophysiologist, father of Brazilian neurophysiology
199
Frederick Vernon Coville(1867–1937),American botanist
200
Robert K. Crane,( born 1919),American biochemist, discovered sodium-glucose cotransport.
201
Philipp Jakob Cretzschmar(1786–1845),German zoologist
202
Francis Crick(1916–2004),one of the discoverers of the structure of the DNA molecule and a neurobiologist
203
Joseph Charles Hippolyte Crosse(1826–1898),French conchologist
204
Nicholas Culpeper(1616–1654),English botanist
205
Allan Cunningham(1791–1839),English botanist
206
William Curtis(1746–1799),English botanist
207
Georges Cuvier(1769–1832),French naturalist
208
Valerie Daggett,-American bioengineer
209
Anders Dahl(1751–1789),namesake of the Dahlia
210
W.H. Dall(1845–1927),American naturalist and malacologist.
211
Charles Darwin(1809–1882),British naturalist, author and biologist
212
Erasmus Darwin(1731–1802),doctor, naturalist, grandfather of Charles
213
Charles Davenport(1866–1944),American biologist and eugenicist, founded the Eugenics Record Office at Cold Spring Harbor Laboratory
214
Armand David(1826–1900),French zoologist and botanist
215
Bernard Davis(1916–1994),American biologist
216
Richard Dawkins( born 1941),British evolutionary biologist
217
George Delahunty( born 1952),American physiologist, endocrinologist, and professor of biology at Goucher College
218
Pierre Antoine Delalande(1787–1823),French naturalist
219
Max Delbrück(1906–1981),German physicist and biologist known for work on the replication mechanism of viruses
220
Richard Dell(1920–2002),New Zealand malacologist
221
Stefano Delle Chiaje(1794–1860),Italian
222
Paul Émile de Puydt(1810–1888),Belgian botanist
223
René Louiche Desfontaines(1750–1833),French botanist
224
Gérard Paul Deshayes(1795–1875),French geologist and conchologist.
225
Anselme Gaëtan Desmarest(1784–1838),French zoologist
226
Ernst Dieffenbach(1811–1855),German naturalist
227
Johann Jacob Dillenius(1684–1747),German botanist
228
Lewis Weston Dillwyn(1778–1855),British botanist and conchologist
229
Walter Dobrogosz( born 1933),American microbiologist, discoverer of Lactobacillus reuteri
230
Theodosius Dobzhansky(1900–1975),American geneticist and evolutionary biologist
231
Rembert Dodoens(1517–1585),Flemish botanist
232
Anton Dohrn(1840–1909),German marine biologist
233
David Don(1799–1841),British botanist
234
James Donn(1758–1813),English botanist
235
Jean Dorst(1924–2001),French ornithologist
236
Henry Doubleday(1808–1875),British entomologist
237
David Douglas(1799–1834),Scottish botanist
238
Jonas C. Dryander(1748–1810),Swedish botanist
239
Patricia Louise Dudley(1929–2004)American zoologist
240
Félix Dujardin(1802–1860),biologist
241
Renato Dulbecco(1914–2012),biologist
242
Ronald Duman-, Biological psychiatry
243
André Marie Constant Duméril(1774–1860),French zoologist
244
Michel Felix Dunal(1789–1856),French botanist
245
Robin Dunbar( born 1947),Italian virologist
246
Gerald Durrell(1925–1995),British naturalist
247
Sylvia Earle( born 1935),American oceanographer
248
John Carew Eccles(1903–1997),Australian neurophysiologist and winner of the 1963 Nobel Prize in Physiology or Medicine for his work on the synapse
249
Christian Friedrich Ecklon(1795–1868),Danish botanist (abbr. in botany: Eckl.)
250
Gerald Edelman( born 1929),Nobel Prize for immunology work, later work in neuroscience
251
George Edwards(1693–1773),British naturalist
252
Christian Gottfried Ehrenberg(1795–1876),German biologist and microscopist
253
Paul Ehrlich(1854–1915),German Nobel Prize-winning immunologist
254
Karl Eichwald(1795–1876),Russian geologist and physician
255
Theodor Eimer(1843–1898),German zoologist
256
George Eliava(1892–1937),Georgian microbiologist
257
Daniel Giraud Elliot(1835–1915),American zoologist
258
Günther Enderlein(1872–1968),German zoologist and entomologist
259
Stephan Ladislaus Endlicher(1804–1849),Austrian botanist (abbr. in botany: Endl.)
260
Michael S. Engel( born 1971),American paleontologist and entomologist
261
George Engelmann(1809–1884),German-American botanist
262
Adolf Engler(1844–1930),German botanist (abbr. in botany: Engl.)
263
Johann Christian Polycarp Erxleben(1744–1777),German naturalist.
264
Johann Friedrich von Eschscholtz(1793–1831),Baltic German biologist and explorer, namesake of the California poppy
265
Constantin von Ettingshausen(1826–1897),Austrian botanist
266
Warren Ewens-, American mathematical population geneticist
267
Thomas Campbell Eyton(1809–1880),English naturalist
268
Jean Henri Fabre(1823–1915),French entomologist
269
Johan Christian Fabricius(1745–1808),Danish entomologist
270
David Fairchild(1869–1954),American botanist
271
Hugh Falconer(1808–1865),Scottish paleontologist
272
Filippo Farsetti(1703-1774),Venetian art collector and botanist
273
Leonardo Fea(1852–1903),Italian zoologist
274
Christoph Feldegg(1780–1845),Austrian naturalist
275
Lewis J. Feldman( born 1945),American botanist
276
Howard Barraclough (Barry) Fell(1917–1994),English zoologist and pre-Columbian contact theorist
277
Sérgio Ferreira( born 1934),Brazilian pharmacologist
278
Harold John Finlay(1901–1951),New Zealand palaeontologist and conchologist
279
Otto Finsch(1839–1917),German naturalist
280
Johann Fischer von Waldheim(1771–1853),German entomologist
281
James Fisher(1922–1970),English ornithologist
282
Paul Henri Fischer(1835–1893): French physician, zoologist, malacologist and paleontologist
283
Ronald Fisher(1890–1962),British biologist and statistician, one of the founders of population genetics
284
Leopold Fitzinger(1802–1884),Austrian zoologist
285
Tim Flannery(1956–),Australian biologist
286
Jim Flegg,-British ornithologist
287
Alexander Fleming(1881–1955),British medical scientist
288
Walther Flemming(1843–1905),German physician and anatomist, discoverer of mitosis and chromosomes
289
Thomas Bainbrigge Fletcher(1878–1950),English entomologist
290
Howard Walter Florey(1898–1968),pharmacologist who was the co-inventor of penicillin
291
Brian J. Ford( born 1939),British biologist and writer
292
E. B. Ford(1901–1988),British ecological geneticist
293
Peter Forsskål(1732–1763),Swedish naturalist
294
Georg Forster(1754–1794),German naturalist (abbr. in botany: G.Forst.)
295
Peter Forster (geneticist)( born 1967),German geneticist
296
Johann Reinhold Forster(1729–1798),German naturalist
297
Robert Fortune(1813–1880),Scottish botanist
298
Dian Fossey(1932–1985),American zoologist
299
Rosalind Franklin(1920–1958),contributor to the discovery of the structure of DNA
300
Francisco Freire Allemão e Cysneiro(1797–1874),Brazilian botanist
301
Elias Magnus Fries(1794–1878),one of the founders of modern mushroom taxonomy
302
Karl von Frisch(1886–1982),Austrian ethologist and Nobel laureate, best known for pioneering studies of bees
303
Imre Frivaldszky(1799–1870),Hungarian botanist
304
Leonhart Fuchs(1501–1566),German botanist
305
José María de la Fuente Morales(1855–1932),Spanish biologist
306
Louis Agassiz Fuertes(1874–1927),American ornithologist
307
Joseph Gaertner(1732–1791),German botanist
308
François Gagnepain(1866–1952),French botanist
309
Joseph Paul Gaimard(1796–1858),French naturalist
310
Biruté Galdikas( born 1946),Canadian primatologist, conducted pioneering studies on orangutans
311
Robert Gallo( born 1937),American virologist and co-discoverer of HIV
312
William Gambel(1823–1849),American naturalist
313
Prosper Garnot(1794–1838),French naturalist
314
Charles Gaudichaud-Beaupré(1789–1854),French botanist
315
Michael Gazzaniga,-American cognitive neuroscientist, best known for his research on split-brain patients
316
Howard Scott Gentry(1903–1993),American botanist
317
John Gerard(1545–1611/12),English botanist
318
Conrad von Gesner(1516–1565),Swiss naturalist (abbr. in botany: Gesner)
319
Luca Ghini(1490–1566),Italian botanist
320
Clelia Giacobini(1931–2010),Italian microbiologist, a pioneer of microbiology applied to conservation-restoration
321
John H. Gillespie,American molecular evolutionist and population geneticist
322
Charles Henry Gimingham( born 1923),British botanist
323
Charles Frédéric Girard(1822–1895),French biologist, ichthyologist, herpetologist
324
Johann Friedrich Gmelin(1748–1804),German naturalist (abbr. in botany: J.F.Gmel.)
325
Johann Georg Gmelin(1709–1755),German naturalist (abbr. in botany: J.G.Gmel.)
326
Samuel Gottlieb Gmelin(1744–1774),German botanist (abbr. in botany: S.G.Gmel.)
327
Frederick DuCane Godman(1834–1919),English naturalist and ornithologist
328
Émil Goeldi(1859–1917),Swiss-Brazilian naturalist and zoologist
329
Johann Wolfgang von Goethe(1749–1832),
known for his literary works but also a scientist. In biology: his theory of plant metamorphosis stipulated that all plant formation stems from a modification of the Leaf.
330
Camillo Golgi(1843–1926),Italian physician and Nobel prize winner, pioneer in neurobiology
331
Jane Goodall( born 1934),British primatologist, ethologist and anthropologist, best known for conducting a forty-year study of chimpanzee social and family life.
332
George Gordon(1806–1879),British botanist
333
Philip Henry Gosse(1810–1888),English naturalist
334
Augustus Addison Gould(1805–1866),American conchologist.
335
John Gould(1804–1881),English ornithologist
336
Stephen Jay Gould(1941–2002),American paleontologist
337
Alfred Grandidier(1836–1921),French naturalist and explorer
338
Guillaume Grandidier(1873–1957),French naturalist and explorer son of Alfred Grandidier
339
Temple Grandin( born 1947),American animal scientist; world-renowned as a designer of humane livestock facilities and for her writings on her experience with autism
340
Chapman Grant(1887–1983),American herpetologist
341
Pierre-Paul Grassé(1895–1985),French zoologist
342
Asa Gray(1810–1888),American botanist
343
George Robert Gray(1808–1872),English zoologist
344
J.E. Gray(1800–1875),British zoologist
345
Andrew Jackson Grayson(1819–1869),American ornithologist
346
William King Gregory(1876–1970),American zoologist
347
Edward Grey, 1st Viscount Grey of Fallodon(1862–1933),British ornithologist
348
Frederick Griffith(1879–1941),British bacteriologist
349
Jeremy Griffith( born 1945),Australian zoologist
350
Jan Frederik Gronovius(1690–1762),Dutch botanist
351
Pavel Grošelj(1883–1940),biologist and belletrist
352
Félix Édouard Guérin-Méneville(1799–1874),French entomologist
353
Johann Anton Güldenstädt(1745–1781),German naturalist
354
Allvar Gullstrand(1862–1930),Swedish ophthalmologist, winner of the 1911 Nobel Prize for Physiology or Medicine "for research on the image formation by the lens of the eye"
355
Johann Ernst Gunnerus(1718–1773),Norwegian botanist
356
Albert C. L. G. Günther(1830–1914),British/German zoologist
357
Ernst Haeckel(1834–1919),German physician, zoologist and evolutionist
358
Hermann August Hagen(1817–1893),German entomologist
359
J. B. S. Haldane(1892–1964),British evolutionary biologist and co-founder of population genetics
360
William Donald Hamilton(1936–2000),British evolutionary biologist
361
Sylvanus Charles Thorp Hanley(1819–1899),British conchologist and malacologist
362
Thomas Hardwicke(1755–1835),English naturalist
363
Alister Clavering Hardy(1896–1985),English marine biologist and pioneer student of the biological basis of religion
364
Richard Harlan(1796–1843),American naturalist, zoologist, physicist and paleontologist
365
Denham Harman( born 1916),American biogerontologist, father of the free radical theory of aging
366
Maarten 't Hart( born 1944),Dutch biologist and writer
367
Ernst Hartert(1859–1933),German ornithologist
368
Gustav Hartlaub(1814–1900),German zoologist
369
Karl Theodor Hartweg(1812–1871),German botanist
370
William Henry Harvey(1811–1866),Irish phycologist
371
Hans Hass(1919–2013),Austrian biologist
372
Frederik Hasselquist(1722–1752),Swedish naturalist
373
Arthur Hay, 9th Marquess of Tweeddale(1824–1878),English ornithologist
374
James Hector(1834–1907),Scottish geologist, naturalist, and surgeon
375
Charles Hedley(1862–1926),naturalist, active in Australia
376
Oskar Heinroth(1871–1945),German biologist, a founder of ethology
377
Wilhelm Hemprich(1796–1825),German naturalist
378
Willi Hennig(1913–1976)German biologist, founder of cladistics
379
John Stevens Henslow(1796–1861),English mineralogist, botanist and clergyman
380
Johann Hermann(1738–1800),French physician and naturalist
381
Albert William Herre(1868–1962),American ichthyologist and lichenologist
382
Alfred Hershey(1908–1997),American bacteriologist, winner of the 1969 Nobel Prize in Physiology or Medicine for his work on the genetics of viruses
383
Philip Hershkovitz(1909–1997),American mammalogist noted especially as a primatologist
384
Leo George Hertlein(1898–1972),American paleontologist and malacologist
385
Archibald Vivian Hill(1886–1977),British physiologist, winner of the 1922 Nobel Prize in Physiology or Medicine for elucidation of mechanical work in muscles
386
Brian Houghton Hodgson(1800–1894),English naturalist
387
Jan van der Hoeven(1802–1868),Dutch zoologist
388
Bruno Hofer(1861–1916),German fisheries scientist
389
Johann Centurius Hoffmannsegg(1766–1849),German botanist, entomologist and ornithologist
390
Jacques Bernard Hombron(1798–1852),French naturalist
391
Leroy Hood( born 1939),American biochemist, developed high speed automated DNA sequencer
392
Robert Hooke(1635–1703),British natural philosopher and Secretary to the Royal Society
393
Joseph Dalton Hooker(1817–1911),British botanist, explorer and Director of Kew Botanic Gardens
394
William Jackson Hooker(1785–1865),British botanist, Director of Kew Botanic Gardens
395
John "Jack" Horner( born 1946),American paleontologist, specialized in dinosaurs
396
Thomas Horsfield(1773–1859),American naturalist
397
Bernardo Houssay(1887–1971),
Argentine physiologist, winner of the 1947 Nobel Prize in Physiology or Medicine for the function of the pituitary hormones in regulating blood sugar (glucose) in animals.
398
Martinus Houttuyn(1720–1798),Dutch naturalist
399
Albert Howard(1873–1947),British botanist
400
Eliot Howard(1873–1940),English ornithologist
401
Sarah Blaffer Hrdy( born 1946),U.S. anthropologist who made contributions to evolutionary psychology and sociobiology
402
David H. Hubel( born 1926),Canadian-Born American neurobiologist, winner of the 1981 Nobel Prize in Physiology or Medicine for research on the visual system
403
François Huber(1750–1831),Swiss naturalist
404
Ambrosius Hubrecht(1853–1915),Dutch zoologist
405
William Henry Hudson(1841–1922),Argentinian-British ornithologist
406
Alexander von Humboldt(1769–1859),German naturalist and explorer
407
Allan Octavian Hume(1829–1912),British ornithologist
408
Rob Hume,-British ornithologist
409
George Evelyn Hutchinson(1903–1991),American ecologist and limnologist
410
Frederick Wollaston Hutton(1835–1905),English biologist and geologist, later worked in New Zealand
411
Julian Sorell Huxley(1887–1975),English zoologist and contributor to the modern evolutionary synthesis; first D-G of UNESCO
412
Thomas Henry Huxley(1825–1895),English zoologist and advocate of evolution, agnosticism and scientific education
413
Alpheus Hyatt(1838–1902),American neo-Lamarckian
414
Libbie Hyman(1888–1969),invertebrate zoologist
415
Josef Hyrtl(1810–1894),Austrian anatomist
416
Hermann von Ihering(1850–1930),German naturalist
417
Johann Karl Wilhelm Illiger(1775–1813),German entomologist
418
Jan Ingenhousz(1730–1799),Dutch-born British botanist
419
Tom Iredale(1880–1972),English conchologist and ornithologist
420
Paul Erdmann Isert(1756–1789),German botanist
421
François Jacob( born 1920),French biologist, Nobel laureate
422
Nikolaus Joseph von Jacquin(1727–1817),Dutch-born Austrian botanist
423
Honoré Jacquinot(1815–1887),French surgeon and zoologist
424
Daniel H. Janzen( born 1939),American entomologist and ecologist
425
William Jardine(1800–1874),Scottish naturalist
426
Feliks Pawel Jarocki(1790–1865),Polish zoologist
427
Thomas C. Jerdon(1811–1872),British zoologist and botanist
428
Wilhelm Johannsen(1857–1927),(coined the term gene)
429
David Starr Jordan(1851–1931),ichthyologist, 1st president of Stanford
430
Félix Pierre Jousseaume(1835–1921),French zoologist and malacologist
431
Adrien-Henri de Jussieu(1797–1853),French botanist
432
Antoine de Jussieu(1686–1758),French naturalist
433
Antoine Laurent de Jussieu(1748–1836),botanist, biologist (abbr. in botany: Juss.)
434
Bernard de Jussieu(1699–1777),French naturalist
435
Ernest Everett Just(1883–1941),American biologist
436
Zbigniew Kabata(1924–2014),Polish parasitologist
437
Pehr Kalm(1716–1779),Swedish botanist
438
Eric R. Kandel( born 1929),Austrian-born American neuroscientist. Winner of the 2000 Nobel Prize in Physiology or Medicine for his work on the neural correlates of memory
439
Ferdinand Karsch(1853–1936),German arachnologist, entomologist, and anthropologist
440
Gustav Karl Wilhelm Hermann Karsten(1817–1908),German botanist
441
Rudolf Kaufmann(1909–c1941),trilobitologist known for his contributions to allopatric speciation and punctuated equilibrium.
442
Stuart Kauffman( born 1939),biologist widely known for his promotion of self-organization as a factor in producing the complexity of biological systems and organisms
443
Johann Jakob Kaup(1803–1873),German naturalist
444
Janet Kear(1933–2004),English ornithologist
445
Gerald A. Kerkut(1927–2004),British zoologist and physiologist
446
Anton Kerner von Marilaun(1831–1898),Austrian botanist
447
Robert Kerr(1755–1813),published The Animal Kingdom in 1792
448
Warwick Estevam Kerr( born 1922),Brazilian geneticist, specialist in bee genetics, introducer of African bees in Brazil
449
Zofia Kielan-Jaworowska( born 1925),Polish paleontologist, led several paleontological expeditions to the Gobi desert
450
Motoo Kimura(1924–1994),Japanese mathematical biologist, working in the field of theoretical population genetics
451
Carolyn King,-New Zealand zoologist, professor at the University of Waikato, specialising in mammals, particularly small rodents and mustelids
452
Norman Boyd Kinnear(1882–1957),Scottish zoologist
453
William Kirby(1759–1850),English entomologist
454
Heinrich von Kittlitz(1799–1874),German naturalist
455
Wilhelm Kobelt(1840–1916),German zoologist and malacologist
456
Fritz Köberle(1910–1983),Austrian-Brazilian physician and pathologist, student of Chagas disease
457
Karl Koch(1809–1879),German botanist
458
Robert Koch(1843–1910),German Nobel Prize-winning physician and bacteriologist
459
Emil Theodor Kocher(1841–1917),German physician, winner of the 1909 Nobel Prize in Physiology or Medicine for "his work on the physiology, pathology and surgery of the thyroid gland"
460
Alexander Koenig(1858–1940),German naturalist
461
Albert von Kölliker(1817–1905),Swiss physiologist
462
Charles Konig(1774–1851),German naturalist
463
Arthur Kornberg(1918–2007),discovered DNA polymerase
464
Adriaan Kortlandt,( born 1918),Dutch ethologist
465
Albrecht Kossel(1853–1927),German physician and winner of the 1910 Nobel Prize in Physiology or Medicine for his research in cell biology
466
Hans Adolf Krebs(1900–1981),German biochemist and winner of the 1953 Nobel Prize in Physiology or Medicine for his discovery of the citric acid cycle in cellular respiration
467
Gerard Krefft(1830–1881),German-born Australian zoologist and palaeontologist
468
Eduardo Krieger( born 1930),Brazilian physician and physiologist
469
Kewal Krishan( born 1973),Biological Anthropologist, specialized in Forensic Anthropology, serving at Panjab University, Chandigarh, India
470
Schack August Steenberg Krogh(1874–1949),
Danish physiologist, winner of the 1920 Nobel Prize in Physiology or Medicine for the discovery of the mechanism of regulation of the capillaries in skeletal muscle
471
Heinrich Kuhl(1797–1821),German zoologist
472
Henri Laborit(1914–1995),French surgeon and physiologist
473
Bernard Germain Étienne de la Ville, Comte de Lacépède
(1756–1825),French naturalist
474
David Lack(1910–1973),British ornithologist
475
Frédéric de Lafresnaye(1783–1861),French ornithologist
476
Jean-Baptiste Lamarck(1744–1829),French evolutionist, coined many terms like biology and fossils
477
Aylmer Bourke Lambert(1761–1842),British botanist
478
Charles Lamberton(fl. 1912–1956),French paleontologist
479
Hugh Lamprey(1928–1996),British ecologist
480
Kai Larsen(1926–2012),Danish botanist
481
Charles Francis Laseron(1887–1959),American-born Australian naturalist and malacologist
482
John Latham(1740–1837),English naturalist
483
Pierre André Latreille(1762–1833),French entomologist
484
Charles Louis Alphonse Laveran(1845–1922),French physician, winner of the 1907 Nobel Prize in Physiology or Medicine for his discovery that the cause of malaria is a protozoon
485
George Newbold Lawrence(1806–1855),American ornithologist
486
William Elford Leach(1790–1836),English zoologist and marine biologist
487
Colin Leakey( born 1933),British tropical botanist and specialist in bean science
488
Joseph LeConte(1823–1901),physiologist
489
Tim Lee( born 1977),comedian
490
Antoni van Leeuwenhoek(1632–1723),Dutch biologist, developer of the microscope
491
François Leguat(c. 1637 – 1735),French naturalist
492
Joseph Leidy(1823–1891),American paleontologist
493
Johann Philipp Achilles Leisler(1771–1813),Dutch naturalist
494
Juan Lembeye(1816–1889),Spanish naturalist
495
Leonardo da Vinci(1452–1519),known as an artist but also an anatomist. Dissected hundreds of specimens and drew exact copies of them
496
Jean Baptiste Leschenault de la Tour(1773–1826),French botanist
497
Rene Primevere Lesson(1794–1849),French naturalist
498
Charles Alexandre Lesueur(1778–1846),French naturalist
499
François Le Vaillant(1753–1824),French ornithologist
500
Edward B. Lewis(1918–2004),American geneticist and 1995 Nobel Prize-winner
501
Richard Lewontin( born 1929),biologist
502
Wen-Hsiung Li,-Taiwanese molecular evolutionary biologist
503
Emmanuel Liais(1826–1900),French botanist
504
Martin Lichtenstein(1780–1867),German zoologist
505
John Lightfoot(1735–1788),English conchologist and botanist
506
David R. Lindberg,-American malacologist and biologist
507
Aristid Lindenmayer(1925–1989),Hungarian biologist
508
John Lindley(1799–1865),English botanist
509
Heinrich Friedrich Link(1767–1850),German botanist (abbr. in botany: Link)
510
Carl Linnaeus(1707–1778),Swedish botanist; father of the binomial nomenclature system (abbr L. or Linn.)
511
Jacques Loeb(1859–1924),German-American biologist
512
Friedrich Loeffler(1852–1915),German biologist
513
Konrad Lorenz(1903–1989),Austrian founder of ethology
514
Harri Lorenzi( born 1949),Brazilian botanist
515
John Claudius Loudon(1783–1843),English botanist
516
James Lovelock( born 1919),English chemist and father of the Gaia hypothesis
517
Percy Lowe(1870–1948),English ornithologist
518
Peter Wilhelm Lund(1801–1880),Danish zoologist and paleontologist
519
Salvador Luria(1912–1991),microbiologist, Nobel prize winner
520
Adolfo Lutz(1855–1940),Brazilian infectologist, pathologist and public health researcher
521
André Lwoff(1902–1994),French microbiologist, winner of the 1965 Nobel Prize in Physiology or Medicine
522
Richard Lydekker(1849–1915),English naturalist
523
Trofim Lysenko(1898–1976),Soviet biologist and agronomist. His denouncement of genetics became known as Lysenkoism.
524
Jules François Mabille(1831–1904),French malacologist
525
John Macadam(1827–1865),Scottish-born Australian botanist
526
John M. MacDougal( born 1954),American botanist
527
William MacGillivray(1796–1852),Scottish naturalist
528
Marcello Malpighi(1628–1694),Italian anatomist and biologist
529
Ramon Margalef(1919–2004),Spanish-Catalan biologist and ecologist
530
Leo Margolis(1927–1997),Canadian fisheries parasitologist
531
Lynn Margulis( born 1938),American microbiologist
532
Alberto della Marmora(1789–1863),Italian naturalist
533
Othniel Charles Marsh(1831–1899),paleontology
534
Barry Marshall( born 1951),
Australian physician and microbiologist, winner of the 2005 Nobel Prize in Physiology or Medicine for his discovery that most stomach ulcers are caused by a strain of bacteria
535
Fermín Martín Piera(1954–2001),Spanish botanist
536
Carl Friedrich Philipp von Martius(1794–1868),German botanist
537
John Martyn(1699–1768),English botanist
538
Thomas Martyn(1735–1825),English botanist, entomologist and conchologist
539
John Marwick(1891–1978),New Zealand palaeontologist and geologist
540
Teresa Maryańska,-Poland, paleontologist specializing in dinosaurs
541
Francis Masson(1741 – c. 1805),Scottish botanist
542
Gregory Mathews(1876–1949),Australian ornithologist
543
Paul Matschie(1861–1926),German zoologist
544
William Diller Matthew(1871–1930),American paleontologist
545
Polly Matzinger,American immunologist
546
Carl Maximowicz(1827–1891),Russian botanist
547
Harold Maxwell-Lefroy(1877–1925),English entomologist
548
Robert May( born 1936),biologist, physicist, mathematician, President of Royal Society of London 2000–2005
549
Ernst Mayr(1904–2005),evolutionary biologist
550
Barbara McClintock(1902–1992),American biologist, winner of a Nobel Prize for her work on the transposon, or "jumping gene"
551
James V. McConnell(1925–1990),American biological psychologist
552
Mark McMenamin( born 1958),American paleontologist
553
Bruce McEwen,-neuroendocrinologist and stress hormone expert
554
Edmund Meade-Waldo(1855–1934),English ornithologist
555
Ilya Ilyich Mechnikov(1845–1916),Russian microbiologist, best known for his work on the immune system and phagocytosis, received the Nobel Prize in Physiology or Medicine in 1908
556
Johann Wilhelm Meigen(1764–1845),German entomologist
557
Gregor Mendel(1822–1884),Czech-Austrian monk who is often called the "father of genetics" for his study of the inheritance of traits in pea plants
558
Edouard Menetries(1802–1861),French entomologist
559
Maud Leonora Menten, biologist--
560
Archibald Menzies(1754–1852),Scottish naturalist
561
Clinton Hart Merriam(1855–1942),American zoologist and ornithologist
562
John C. Merriam(1869–1945),American biologist
563
Franz Meyen(1804–1840),German botanist
564
Rodolphe Meyer de Schauensee(1901–1984),American ornithologist
565
Otto Fritz Meyerhof(1884–1951),German/American physician and biochemist, winner of the 1922 Nobel Prize in Physiology or Medicine for his research on muscles
566
Leonor Michaelis(1875–1949),German biologist
567
André Michaux(1746–1802),French botanist
568
Aleksandr Fyodorovich Middendorf(1815–1894),Russian zoologist
569
Nicholai Miklukho-Maklai(1846–1888),Russian marine biologist and anthropologist
570
Gerrit Smith Miller, Jr.(1869–1956),American zoologist.
571
Jacques Miller( born 1931),Australian immunologist.
572
John Frederick Miller(1759–1796),English illustrator (primarily of botany)
573
Kenneth R. Miller( born 1948),American evolutionary biologist.
574
Philip Miller(1691–1771),Scottish botanist (abbr. in botany: Mill.)
575
Alphonse Milne-Edwards(1835–1900),French zoologist
576
Henri Milne-Edwards(1800–1885),French zoologist
577
George Jackson Mivart(1827–1900),English biologist
578
Hugo von Mohl(1805–1872),German botanist
579
Paul Möhring(1710–1792),German naturalist
580
Juan Ignacio Molina(1740–1829),Chilean naturalist
581
Jacques Monod(1910–1976),geneticist
582
George Montagu(1753–1815),English naturalist
583
Luc Montagnier( born 1932),French discoverer of HIV
584
Rita Levi-Montalcini( born 1909),Italian-American neurologist who received the 1986 Nobel Prize in Physiology or Medicine for her co-discovery of growth factors
585
Tommaso di Maria Allery Monterosato(1841–1927),Italian malacologist
586
Pierre Dénys de Montfort(1766–1820),French naturalist
587
George Thomas Moore(1871–1956),American botanist
588
Alfred Moquin-Tandon(1804–1863),French naturalist
589
Otto Andreas Lowson Mörch(1828–1878),malacologist
590
Thomas Hunt Morgan(1868–1945),American geneticist. He worked on the natural history, zoology, and macromutation in the fruit fly Drosophila
591
Desmond Morris( born 1928),British zoologist and biologist
592
Roger Morse(1927–2000),professor, researcher, author, on bees/beekeeping
593
Guy Mountfort(1905–2003),English ornithologist
594
Ladislav Mucina( born 1956),Slovakian botanist
595
Ferdinand von Mueller(1825–1896),German-Australian botanist
596
John Muir(1838–1914),American naturalist
597
Otto Friedrich Müller(1730–1784),Danish naturalist (abbr. in botany: O.F.Müll.)
598
Fritz Müller(1821–1897),German-Brazilian naturalist (abbr. in botany: F.J.Müll.)
599
Hermann Müller (Thurgau)(1850–1927),Swiss botanist and oenologist
600
Philipp Ludwig Statius Müller(1725–1776),German zoologist
601
Salomon Muller(1804–1864),Dutch naturalist
602
Kary Mullis( born 1944),biologist
603
Otto von Münchhausen(1716–1774),German botanist
604
John Murray(1841–1914),Scots-Canadian Marine Biologist
605
Gary Paul Nabhan( born 1952),co-author of Forgotten Pollinators
606
Karl Wilhelm von Nageli(1817–1891),Swiss botanist
607
Johann Friedrich Naumann(1780–1857),German founder of scientific ornithology
608
John Needham(1713–1781),English naturalist
609
Christian Gottfried Daniel Nees von Esenbeck(1776–1858),German botanist and zoologist
610
Masatoshi Nei,-American evolutionary biologist and molecular Population Geneticist
611
Randolph M. Nesse( born 1945),American evolutionary biologist and psychiatrist
612
Charles F. Newcombe(1851–1924),British botanist
613
Alfred Newton(1829–1907),English zoologist
614
Margaret Morse Nice(1883–1974),American ornithologist
615
Henry Alleyne Nicholson(1844–1899),British zoologist
616
Elmer Noble(1909–2001),American parasitologist
617
Alfred Merle Norman(1831–1918),English clergyman and naturalist
618
Alfred John North(1855–1917),Australian ornithologist
619
Christiane Nüsslein-Volhard( born 1942),German biologist and 1995 Nobel Prize-winner
620
Thomas Nuttall(1786–1858),English botanist and zoologist
621
Nils Hjalmar Odhner(1884–1973),Swedish zoologist
622
Eugene P. Odum(1913–2002),American ecologist
623
Howard T. Odum(1924–2002),American ecologist
624
Anders Sandoe Oersted(1816–1872),Danish botanist (abbr. in botany: Oerst.)
625
William Ogilby(1808–1873),Irish naturalist
626
William Robert Ogilvie-Grant(1863–1924),Scottish ornithologist
627
Tomoko Ohta( born 1933),Japanese molecular evolutionary biologist
628
Lorenz Oken(1779–1851),German naturalist
629
Giuseppe Olivi(1769–1795),Italian naturalist
630
Mark A. O'Neill,-British biologist and computer scientist
631
Aleksandr Oparin(1894–1980),Russian biologist and biochemist, best known for his work on the origin of life
632
Alcide d'Orbigny(1802–1857),French naturalist
633
George Ord(1781–1866),American ornithologist
634
Eleanor Anne Ormerod(1828–1901),English entomologist
635
Edward Latham Ormerod(1819–1873),FRS, English physician and entomologist
636
Henry Fairfield Osborn(1857–1935),eugenicist, AMNH curator
637
William Charles Osman Hill(1901–1975),British anatomist, primatologist, and a leading authority on primate anatomy during the 20th century
638
Halszka Osmólska(1930–2008),Polish paleontologist specializing in dinosaurs
639
Emile Oustalet(1844–1905),French zoologist
640
Richard Owen(1804–1892),biologist of nebres(triztan) organisms
641
George Emil Palade( born 1912),Romanian-American biologist, discoverer of ribosomes, Nobel Prize
642
Paul Maurice Pallary(1869–1942),French-Algerian malacologist
643
Peter Simon Pallas(1741–1811),Russian zoologist
644
Edward Palmer(1829–1911),British botanist
645
Josif Pancic(1814–1888),Serbian botanist
646
Paracelsus(1493–1541),German alchemist
647
Louis Pasteur(1822–1895),French biochemist
648
William Paterson(1755–1810),British botanist and explorer
649
Robert Patterson(1802–1872),Irish naturalist
650
Daniel Pauly( born 1946),French marine biologist
651
Ivan Pavlov(1849–1936),Russian physiologist, psychologist and physician, discovered conditioning, won the Nobel Prize for his research on the digestive system
652
Titian Peale(1799–1885),American naturalist
653
Louise Pearce(1885–1959),American pathologist
654
Donald C. Peattie(1898–1964),American botanist
655
Eva J. Pell( born 1948),American plant pathologist
656
Paul Pelseneer(1863–1945),Belgian malacologist
657
Jean-Marie Pelt( born 1933),French botanist
658
Thomas Pennant(1726–1798),Welsh naturalist and antiquary
659
Henri Perrier de la Bâthie(1873–1958),French botanist
660
George Perry (naturalist),
19th century English naturalist
661
Christian Hendrik Persoon(1761–1836),biologist
662
Paul Petard(1912–1980),French botanist
663
Wilhelm Peters(1815–1883),German naturalist
664
Ludwig Karl-Georg Pfeiffer, German physician, botanist and conchologist
665
Rodolfo Amando Philippi(1808–1904),German-Chilean zoologist
666
Constantine John Phipps(1744–1792),English explorer
667
David Andrew Phoenix,( born 1966),Biochemist
668
Frederick Octavius Pickard-Cambridge(1860–?),English entomologist
669
Octavius Pickard-Cambridge(1828–1917),English entomologist, uncle of above
670
Charles Pickering(1805–1878),American naturalist
671
Cándido Bolívar Pieltain(1897–1976),Spanish naturalist
672
Henry Augustus Pilsbry(1862–1957),American zoologist, malacologist
673
Gregory Goodwin Pincus(1903–1967),American biologist and co-inventor of the contraceptive pill
674
Ronald Plasterk,( born 1957),Dutch molecular biologist, columnist and politician
675
Pliny the Elder (23–79),Roman natural philosopher
676
Reginald Innes Pocock(1863–1947),British taxonomist (mammals and arachnids)
677
Felipe Poey(1799–1891),Cuban zoologist
678
Joel Roberts Poinsett(1779–1851),American botanist
679
Henry de Puyjalon(1841–1905),Canadian ecologist and biologist
680
Giuseppe Saverio Poli(1746–1825),Italian physicist, biologist and natural historian
681
Winston Ponder, Australian malacologist
682
Arthur William Baden Powell(1901–1987),New Zealand malacologist and paleontologist
683
Thomas Littleton Powys, 4th Baron Lilford(1833–1896),English ornithologist
684
Karel Presl(1794–1852),Bohemian botanist
685
Alice Pruvot-Fol(1873–1972),French malacologist
686
Jan Evangelista Purkyně(1787–1869),Czech anatomist and physiologist
687
Frederick Traugott Pursh(1774–1820),German-American botanist
688
Paul Émile de Puydt(1810–1888),Belgian botanist
689
Nikolai Przhevalsky(1839–1888),Russian explorer
690
Jean Louis Armand de Quatrefages de Bréau(1810–1892),French naturalist
691
Jean René Constant Quoy(1790–1869),French zoologist
692
Gustav Radde(1831–1903),German naturalist
693
Thomas Stamford Raffles(1781–1826),British founder/first president of the Zoological Society of London
694
Constantine Samuel Rafinesque(1783–1840),French naturalist who described many North American species
695
Émile Louis Ragonot(1843–1895),French entomologist
696
Santiago Ramón y Cajal(1852–1934),Spanish histologist and Nobel laureate. Considered the father of neuroscience.
697
Edward Pierson Ramsay(1842–1916),Australian ornithologist
698
Austin L. Rand(1905–1982),Canadian zoologist
699
Suresh Rattan( born 1955),Indian biogerontologist
700
John Ray(1627–1705),English naturalist
701
Francesco Redi(1626–1697),Italian physician known for his experiment in 1668 which is regarded as one of the first steps in refuting abiogenesis
702
Lovell Augustus Reeve(1814–1865),English conchologist
703
Heinrich Gustav Reichenbach(1823–1889),German orchidologist (abbr. in botany: Rchb. f.)
704
Ludwig Reichenbach(1793–1879),German botanist and ornithologist (abbr. in botany: Rchb.)
705
Anton Reichenow(1847–1941),German ornithologist
706
Caspar Georg Carl Reinwardt(1773–1854),Dutch botanist
707
Bernhard Rensch(1900–1990),German biologist
708
Ralf Reski( born 1958),German botanist and biotechnologist, developed Physcomitrella as model organism
709
Achille Richard(1794–1852),French botanist (abbr. in botany: A. Rich)
710
Jean Michel Claude Richard(1787–1868),noted French botanist and plant collector (abbr. in botany: J.M.C.Rich.)
711
Louis Claude Richard(1754–1821),French botanist (abbr. in botany: Rich.)
712
Olivier Jules Richard(1836–1896),French lichenologist (abbr. in botany: O.J.Rich.)
713
John Richardson(1787–1865),Scottish naturalist (abbr. in botany: Richardson)
714
Charles Richet(1850–1935),French physiologist, winner of the 1913 Nobel Prize for Physiology or Medicine for his discovery of anaphylaxis
715
Charles Wallace Richmond(1868–1932),American ornithologist
716
Robert Ridgway(1850–1929),American ornithologist
717
Henry Nicholas Ridley(1855–1956),British botanist (abbr. in botany: Ridl.)
718
Austin Roberts(1883–1948),South African zoologist
719
Harold E. Robinson( born 1932),American botanist and entomologist
720
Maurício Rocha e Silva(1910–1983),Brazilian physician and pharmacologist, codiscoverer of bradykinin
721
Martin Rodbell(1925–1998),biologist
722
Peter Friedrich Röding(1767–1846),German malacologist
723
George Romanes(1848–1894),Canadian naturalist, founded the discipline of comparative psychology
724
Alfred Romer(1894–1973),specialist in vertebrate paleontology
725
Robert Rosen(1934–1998),theoretical biologist
726
Joel Rosenbaum( born 1933),cell biologist at Yale University
727
Harald Rosenthal( born 1937),German hydrobiologist known for his work in fish farming and ecology
728
Miriam Louisa Rothschild(1908–2005),British entomologist
729
Walter Rothschild, 2nd Baron Rothschild(1868–1937),British zoologist
730
Joan Roughgarden( born 1946),American ecologist and evolutionary biologist
731
William Roxburgh(1759–1815),Scottish botanist
732
Adriaan van Royen(1704–1779),Dutch botanist (abbr. in botany: Royen)
733
Karl Rudolphi(1771–1832),German physiologist
734
Eduard Rüppell(1794–1884),German naturalist
735
Joseph Sabine(1770–1837),English naturalist
736
Julius von Sachs(1832–1897),German botanist
737
Étienne Geoffroy Saint-Hilaire(1772–1844),French naturalist
738
Isidore Geoffroy Saint-Hilaire(1805–1861),French zoologist
739
Carl Ulisses von Salis-Marschlins(1762–1818),Swiss naturalist interested in botany, entomology, and conchology
740
Edward James Salisbury(1886–1978),British botanist
741
Richard Anthony Salisbury(1761–1829),British botanist
742
Jonas Salk(1914–1995),American biologist, inventor of polio vaccine
743
Robert Sapolsky( born 1957),American neuroscientist
744
Georg Ossian Sars(1837–1927),Norwegian marine biologist
745
Michael Sars(1809–1869),Norwegian taxonomist
746
William Saunders(1822–1900),American botanist
747
Horace-Bénédict de Saussure(1740–1799),Swiss naturalist
748
Marie Jules César Savigny(1777–1851),French zoologist
749
Thomas Say(1787–1843),American naturalist
750
George Schaller( born 1933),American zoologist, widely considered the preeminent field biologist of the 20th century
751
Friedrich Schlechter(1872–1925),German botanist
752
Hermann Schlegel(1804–1884),German ornithologist
753
Matthias Jakob Schleiden(1804–1881),German co-founder of the cell theory
754
George Schoener(1864–1941),German-American botanist
755
Johann David Schoepf(1752–1800),German botanist and zoologist
756
Heinrich Wilhelm Schott(1794–1865),German botanist
757
Johann Christian Daniel von Schreber(1739–1810),German naturalist
758
Leopold von Schrenck(1826–1894),Russo-German zoologist
759
Charles Schuchert(1858–1942),paleontologist
760
Theodor Schwann(1810–1882),German physiologist
761
Neena Schwartz( born 1926),American endocrinologist
762
Georg August Schweinfurth(1836–1925),German botanist
763
Philip Sclater(1829–1913),English zoologist
764
Giovanni Antonio Scopoli(1723–1788),Italian-Austrian naturalist
765
Henry Seebohm(1832–1895),English ornithologist
766
Prideaux John Selby(1788–1867),English botanist and ornithologist
767
Nikolai Alekseevich Severtzov(1827–1885),Russian naturalist
768
Richard Bowdler Sharpe(1847–1909),English zoologist
769
George Shaw(1751–1813),English botanist and zoologist
770
George Ernest Shelley(1840–1910),English ornithologist
771
Sir Charles Scott Sherrington(1857–1922),British physiologist and neuroscientist, winner of the 1932 Nobel Prize in Physiology or Medicine for his research on neurons
772
Philipp Franz von Siebold(1796–1866),German botanist
773
George Gaylord Simpson(1902–1984),American paleontologist
774
Rolf Singer(1906–1994),German born mycologist
775
John Kunkel Small(1869–1938),American botanist (abbr. in botany: Small)
776
Andrew Smith(1797–1872),Scottish zoologist
777
Edgar Albert Smith(1847–1916),British zoologist and conchologist
778
Frederick Smith(1805–1879),British entomologist
779
James Edward Smith(1759–1828),English botanist (abbr. in botany: Sm.)
780
Johannes Jacobus Smith(1867–1947),Dutch botanist (abbr. in botany: J.J.Sm.)
781
James Leonard Brierley Smith(1897–1968),South African ichthyologist
782
John Maynard Smith(1920–2004),biologist
783
John Otterbein Snyder(1867–1943),American zoologist
784
Solomon H. Snyder( born 1938),American neuroscientist, co-discovered endorphins
785
Daniel Solander(1733–1782),Swedish botanist
786
Louis François Auguste Souleyet(1811–1852),French zoologist
787
Douglas Spalding(1840–1877),English biologist, discovered imprinting and conducted some of the earliest research on animal behavior
788
Lazzaro Spallanzani(1729–1799),Italian biologist
789
Anders Sparrman(1748–1820),Swedish naturalist
790
Walter Baldwin Spencer(1860–1929),English biologist and anthropologist
791
Roger W. Sperry(1913–1994),American neuropsychologist, winner of the 1981 Nobel Prize in Physiology or Medicine for his split-brain research
792
Maximilian Spinola(1780–1857),entomologist
793
Johann Baptist von Spix(1781–1826),German naturalist
794
Herman Spoering(1733–1771),Finnish botanist
795
Kurt Sprengel(1766–1833),German botanist
796
Stewart Springer(1906–1991),American ichthyologist noted for expertise in shark classification, behavior, and distribution of species
797
Richard Spruce(1817–1893),English botanist
798
Agustin Stahl(1842–1917),Puerto Rican zoologist and botanist
799
Edward Stanley, 13th Earl of Derby(1775–1851),English naturalist
800
Japetus Steenstrup(1813–1897),Danish zoologist
801
Franz Steindachner(1834–1919),Austrian zoologist
802
Leonhard Hess Stejneger(1851–1943),Norwegian zoologist
803
Georg Wilhelm Steller(1709–1746),Russian ornithologist
804
James Francis Stephens(1792–1853),English zoologist
805
Kaspar Maria von Sternberg(1761–1838),Bohemian botanist
806
Karl Stetter( born 1941),German microbiologist
807
Nettie Maria Stevens(1861–1912),American biologist
808
Edward Charles Stirling(1848–1919),Australian anthropologist
809
Gerald Stokell(1890–1972),New Zealand horticulturist and ichthyologist
810
Gottlieb Conrad Christian Storr(1749–1821),German naturalist
811
Eduard Strasburger(1844–1912),German botanist (abbr. in botany: Strasb.)
812
Erwin Stresemann(1889–1972),German ornithologist
813
John Struthers(1823–1899),Scottish anatomist
814
Samuel Stutchbury(1798–1859),English naturalist and geologist
815
Richard Summerbell( born 1956),Canadian mycologist
816
Carl Jakob Sundevall(1801–1875),Swedish zoologist
817
Mriganka Sur( born 1953),Indian cognitive neuroscientist specializing in neuroplasticity
818
Henry Suter(1841–1918),New Zealand zoologist, naturalist and palaeontologist
819
William John Swainson(1789–1855),English ornithologist, malacologist, conchologist, entomologist and artist
820
Jan Swammerdam(1637–1680),Dutch biologist and microscopist
821
Olof Swartz(1760–1816),Swedish botanist (abbr. in botany: Sw.)
822
Robert Swinhoe(1836–1877),English naturalist
823
Colonel W. H. Sykes(1790–1872),English ornithologist
824
Wladyslaw Taczanowski(1819–1890),Polish zoologist
825
Armen Takhtajan( born 1910),Russian botanist
826
Peter Gustaf Tengmalm(1754–1803),Swedish naturalist
827
Coenraad Jacob Temminck(1778–1858),Dutch zoologist
828
Theophrastus(372 BC – 287 BC),biologist and the successor of Aristotle in the Peripatetic school, popularizer of science
829
Johannes Thiele(1860–1935),German zoologist and malacologist
830
Michael Rogers Oldfield Thomas(1858–1929),British zoologist
831
Charles Wyville Thompson(1832–1882),Scottish marine biologist
832
William Thompson(1805–1852),Irish ornithologist and naturalist
833
Louis-Marie Aubert du Petit-Thouars(1758–1831),French botanist
834
Carl Peter Thunberg(1743–1828),Swedish naturalist
835
Samuel Tickell(1811–1875),British ornithologist
836
Niko Tinbergen(1907–1988),Dutch ethologist
837
Agostino Todaro(1818–1892),Italian botanist
838
Susumu Tonegawa( born 1939),Japanese biologist, winner of the 1987 Nobel Prize in Physiology or Medicine for "discovery of the genetic principle for generation of antibody diversity"
839
John Torrey(1796–1873),American botanist, first professional in New World
840
Joseph Pitton de Tournefort(1656–1708),French botanist
841
John Kirk Townsend(1809–1851),American ornithologist
842
Thomas Stewart Traill(1781–1862),Scottish doctor and naturalist
843
Abraham Trembley(1710–1784),Swiss naturalist
844
Melchior Treub(1851–1910),Dutch botanist
845
Henry Baker Tristram(1822–1906),English ornithologist
846
Robert Trivers( born 1943),evolutionary biologist
847
Édouard Louis Trouessart(1842–1927),French naturalist
848
Frederick W. True(1858–1914),American naturalist
849
George Washington Tryon Jr.(1838–1888),American malacologist
850
Bernard Tucker(1901–1950),English ornithologist
851
Edward Tuckerman(1817–1886),American botanist
852
Endel Tulving( born 1927),Estonian-born Canadian neuroscientist, specializes in episodic memory
853
Marmaduke Tunstall(1743–1790),English ornithologist
854
Ruth Turner(1915–2000),marine biologist
855
William Turton(1762–1835),British naturalist
856
Jakob von Uexküll(1864–1944),Estonian biologist, founder of biosemiotics
857
Martin Vahl(1749–1804),Norwegian botanist
858
Sebastien Vaillant(1669–1722),French botanist
859
Achille Valenciennes(1794–1865),French zoologist
860
Francisco Varela(1946–2001),Chilean biologist
861
Nikolai Vavilov(1887–1943),Soviet botanist and geneticist, died in prison as a defender of "bourgeois pseudoscience" genetics against Lysenkoism
862
Damodaran M. Vasudevan( born 1942),Indian physician, immunologist and educationist
863
Craig Venter( born 1946),American biologist and businessman
864
Edouard Verreaux(1810–1868),French naturalist
865
Jules Verreaux(1807–1873),French botanist and ornithologist
866
Addison Emery Verrill(1839–1926),American zoologist
867
Louis Jean Pierre Vieillot(1748–1831),French ornithologist
868
Nicholas Aylward Vigors(1785–1840),Irish zoologist
869
Rudolf Virchow(1821–1902),German biologist and pathologist, founder of cell theory
870
Oswaldo Vital Brazil(1865–1950),Brazilian physician and immunobiologist, discoverer of several antivenoms against snake, scorpion and spider bites
871
Bert Vogelstein( born 1949),American geneticist
872
Karel Voous(1920–2002),Dutch ornithologist
873
Mary Voytek,American biogeochemist and microbial ecologist
874
Hugo de Vries(1848–1935),Dutch botanist
875
Frans de Waal( born 1948),Dutch ethologist, primatologist and psychologist
876
Coslett Herbert Waddell(1858–1919),Irish botanist
877
Jeremy Wade( born 1960)Writer and TV presenter with a special interest in rivers and freshwater fish.
878
Johann Georg Wagler(1800–1832),German herpetologist
879
Warren H. Wagner(1920–2000),American botanist
880
Göran Wahlenberg(1780–1851),Swedish naturalist
881
Selman Waksman(1888–1973),American biochemist, winner of the 1952 Nobel Prize in Physiology or Medicine for his work on antibiotics
882
Charles Athanase Walckenaer(1771–1852),French entomologist
883
George Wald(1906–1997),American biologist, winner of the 1967 Nobel Prize in Physiology or Medicine for his work on visual perception
884
Alfred Russel Wallace(1823–1913),British naturalist and biologist
885
Nathaniel Wallich(1786–1854),Danish botanist
886
Benjamin Dann Walsh(1808–1869),American entomologist
887
William Grey Walter(1910–1977),American neurophysiologist and roboticist, made a number of important discoveries in the field of electroencephalography
888
Deepal Warakagoda( born 1965),Sri Lankan ornithologist
889
J. Robin Warren( born 1937),Australian pathologist, winner of the 2005 Nobel Prize in Physiology or Medicine for his discovery that most stomach ulcers are caused by a strain of bacteria
890
Charles Waterton(1782–1865),English naturalist
891
James D. Watson( born 1928),Nobel Prize-winning biologist, co-discoverer of the structure of the DNA molecule
892
Philip Barker Webb(1793–1854),English botanist (abbr. in botany: Webb)
893
Hugh Algernon Weddell(1819–1877),English botanist (abbr. in botany: Wedd.)
894
Robert Weinberg( born 1942),American cancer biologist
895
August Weismann(1834–1914),German biologist
896
Friedrich Welwitsch(1806–1872),Austrian botanist
897
Karl Wernicke(1848–1905),German physician and neuroanatomist, discovered Wernicke's area
898
Victor Westhoff(1916–2001),Dutch botanist
899
Alexander Wetmore(1886–1978),American ornithologist
900
William Morton Wheeler(1865–1937),American entomologist and myrmecologist
901
Gilbert White(1720–1795),English naturalist
902
John White(c. 1756–1832),English botanist
903
Robert Wiedersheim(1848–1923),German anatomist.
904
Prince Alexander Philipp Maximilian zu Wied-Neuwied(1782–1867),German explorer and biologist.
905
Hans Wiehler(1930–2003),American botanist (abbr. in botany: Wiehler)
906
Eric F. Wieschaus( born 1947),American developmental biologist and 1995 Nobel Prize-winner
907
Torsten Wiesel( born 1924),
Swedish-born American neurobiologist, winner of the 1981 Nobel Prize in Physiology or Medicine for his research on information processing in the visual system
908
Charles Wilkes(1798–1877),American explorer and naturalist
909
Carl Ludwig Willdenow(1765–1812),German botanist and pharmacist (abbr. in botany: Willd.)
910
George C. Williams( born 1926),American evolutionary biologist, credited with introducing the gene-centric view of evolution
911
Mark Williamson, British biologist--
912
Francis Willughby(1635–1672),English ornithologist and ichthyologist
913
Alexander Wilson(1766–1813),Scottish-American ornithologist
914
David Sloan Wilson( born 1949),American evolutionary biologist
915
E. A. Wilson(1872–1912),English naturalist
916
Edward O. Wilson( born 1929),American entomologist and father of sociobiology, two-time winner of the Pulitzer Prize
917
Sergei Winogradsky(1856–1953),Russian microbiologist, ecologist and soil scientist who pioneered the cycle of life concept and discovered the biological process of nitrification
918
Caspar Wistar(1761–1818),American anatomist and physician. The genus Wisteria is named after him
919
Henry Witherby(1873–1943),British ornithologist
920
William Withering(1741–1799),English botanist
921
Carl Woese(1928–2012),American microbiologist, identified the Archaea, a major division of organisms
922
Felisa Wolfe-Simon, American biogeochemist and microbial geobiologist
923
Wong Siew Te( born 1969),Malaysian zoologist and Sun Bear expert
924
Flossie Wong-Staal( born 1947),American virologist
925
Sewall Wright(1889–1988),American geneticist, co-founder of population genetics
926
V. C. Wynne-Edwards(1906–1997),Scottish zoologist, introduced the hypothesis of group selection in evolution
927
John Xantus de Vesey(1825–1894),American zoologist
928
William Yarrell(1784–1856),English naturalist
929
Floyd Zaiger( born 1926),fruit geneticist
930
Eberhard August Wilhelm von Zimmermann(1743–1815),German zoologist
931
Karl Alfred von Zittel(1839–1904),German palaeontologist
932
Joseph Gerhard Zuccarini(1797–1848),German botanist
933
Margarete Zuelzer(1877–1944),German biologist and zoologist