Charles DarwinCharles Darwin
12 February 1809, British
Naturalist
Douglas MawsonDouglas Mawson
05 May 1882, Australian
Explorer, Geologist

Louis AgassizLouis Agassiz
28 May 1807, American
Geologist

John Wesely PowellJohn Wesley Powell
24 March 1834, American
Explorer, Geologist

Inge LehmannInge Lehmann
13 May 1888, Danish
Seismologist, Geophysicist

Ferdinand Freiherr von Richthofen Ferdinand von Richthofen
05 May 1833, German
Geographer, Traveler, Scientist
Birbal SahniBirbal Sahni
1891 AD, Indian
Palaeobotanist

William Morris DavisWilliam Morris Davis
12 February 1850, American
Geographer, Geologist, Meteorologist

Ignacy DomeykoIgnacy Domeyko
31 July 1802, Polish
Geologist
Matthew Fontaine MauryMatthew Fontaine Maury
14 January 1806, American
Astronomer

William BucklandWilliam Buckland
12 March 1784, British
Geologist
Milutin MilankovićMilutin Milanković
28 May 1879, Croatian, Serbian
Mathematician

William John McGeeWilliam John McGee
17 April 1853, American
Explorer, Anthropologist, University teacher

Patrick GeddesPatrick Geddes
02 October 1854, Scottish
Biologist

Henry Fairfield OsbornHenry Fairfield Osborn
08 August 1857, American
Geologist, Paleontologist

Roderick MurchisonRoderick Murchison
22 February 1792, Scottish
Geologist
Gideon MantellGideon Mantell
03 February 1790, British
Obstetrician

Arthur HolmesArthur Holmes
14 January 1890, British
Geophysicist, Geologist

Henry SchoolcraftHenry Schoolcraft
28 March 1793, American
Geographer

Eduard SuessEduard Suess
20 August 1831, Austrian
Paleontologist, Politician, University teacher,
Otto SchmidtOtto Schmidt
30 September 1891, Russian
Scientist

Henry De la BecheHenry De la Beche
10 February 1796, British
Geologist
Eugène DuboisEugène Dubois
28 January 1858
Curator, Geologist, Physician, Anthropologist,

Clarence KingClarence King
06 January 1842, American
Clarence Rivers King

Ralph Alger BagnoldRalph Alger Bagnold
03 April 1896, British
Explorer
José Bonifácio de AndradaJosé Bonifácio de Andrada
13 June 1763, Brazilian
Statesman

Joseph LeidyJoseph Leidy
09 September 1823, American
Paleontologist
John JolyJohn Joly
01 November 1857, Irish
Physicist

Hugh MillerHugh Miller
10 October 1802, Scottish
Geologist

Christian Gottfried EhrenbergChristian Gottfried Ehrenberg
19 April 1795, German
Naturalist
Stanisław StaszicStanisław Staszic
06 November 1755, Polish
Philosopher

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James Dwight DanaJames Dwight Dana
12 February 1813, American
Geologist
Edgeworth DavidEdgeworth David
28 January 1858, Australian
Geologist

Florence BascomFlorence Bascom
14 July 1862, American
Geologist

Abraham Gottlob WernerAbraham Gottlob Werner
25 September 1749, German
Geologist

Robert Bruce FooteRobert Bruce Foote
22 September 1834, British
Geologist
Vasily DokuchaevVasily Dokuchaev
01 March 1846, Russian
Geologist
Grove Karl GilbertGrove Karl Gilbert
06 May 1843, American
Geologist

John Stevens HenslowJohn Stevens Henslow
06 February 1796, British
Priest

Alexandre BrongniartAlexandre Brongniart
05 February 1770, French
Chemist

Otto NordenskjöldOtto Nordenskjöld
06 December 1869, Swedish
Geologist
Archibald GeikieArchibald Geikie
28 December 1835, Scottish
Geologist

John MilneJohn Milne
30 December 1850, British
Geologist

Edward ForbesEdward Forbes
12 February 1815, Manx
Naturalist

Thomas Chrowder ChamberlinThomas Chrowder Chamberlin
25 September 1843, American
Geologist

Henry Nicholas RidleyHenry Nicholas Ridley
10 December 1855, British
Botanist
Walther PenckWalther Penck
30 August 1888, German
Geologist

Ardito DesioArdito Desio
18 April 1897, Italian
Explorer
James David ForbesJames David Forbes
20 April 1809, Scottish
Physicist

John EvansJohn Evans
17 November 1823, British
Archaeologist

William Henry HolmesWilliam Henry Holmes
01 December 1846, American
Explorer
Alexander Ross ClarkeAlexander Ross Clarke
16 December 1828, British
Geodesist

William Edmond LoganWilliam Edmond Logan
20 April 1798, Canadian
Geologist
Charles Thomas JacksonCharles Thomas Jackson
21 June 1805, American
Physician

Matilda Coxe StevensonMatilda Coxe Stevenson
12 May 1849, American
Ethnologist

Karl MauchKarl Mauch
07 May 1837, German
Explorer

Arnold Henry GuyotArnold Henry Guyot
28 September 1807, Swiss
Geologist

Johan Gunnar AnderssonJohan Gunnar Andersson
03 July 1874, Swedish
Archaeologist
Clarence DuttonClarence Dutton
15 May 1841, American
Geologist

Marcellin BouleMarcellin Boule
01 January 1861, French
Palaeontologist

Charles LapworthCharles Lapworth
20 September 1842, British
Geologist

Albrecht PenckAlbrecht Penck
25 September 1858, German
Geographer
Richard Dixon OldhamRichard Dixon Oldham
31 July 1858, Irish, British
Geologist

Norman L. BowenNorman L. Bowen
21 June 1887, Canadian
Geologist
Richard KirwanRichard Kirwan
01 August 1733, Irish
Geologist

Henry Clifton SorbyHenry Clifton Sorby
10 May 1826, British
Geologist

Jean-André DelucJean-André Deluc
08 February 1727, Swiss
Geologist
Hans CloosHans Cloos
08 November 1885, German
Geologist

Albert HeimAlbert Heim
12 April 1849, Swiss
Geologist
Nathaniel ShalerNathaniel Shaler
20 February 1841, American
Paleontologist

Raphael PumpellyRaphael Pumpelly
08 September 1837, American
Geologist

Sir James Hall, 4th BaronetSir James Hall, 4th Baronet
17 January 1761, Scottish
Geologist
Joachim BarrandeJoachim Barrande
11 August 1799, French
Geologist

George Julius Poulett ScropeGeorge Julius Poulett Scrope
10 March 1797, British
Geologist
Reginald Aldworth DalyReginald Aldworth Daly
18 March 1871, Canadian
Geologist

Christian Leopold von BuchChristian Leopold von Buch
26 April 1774, German
Geologist

Waldemar LindgrenWaldemar Lindgren
14 February 1860, Swedish, American
Geologist

Ami BouéAmi Boué
16 March 1794, French
Geologist
Nicolas DesmarestNicolas Desmarest
16 September 1725, French
Geologist
Laurence McKinley GouldLaurence McKinley Gould
22 August 1896, American
Geologist

Édouard LartetÉdouard Lartet
15 April 1801, French
Geologist

Amadeus William GrabauAmadeus William Grabau
09 January 1870, American
Geologist

Joseph BarrellJoseph Barrell
15 December 1869, American
Geologist
William PengellyWilliam Pengelly
12 January 1812, British
Geologist

Auguste Michel-LévyAuguste Michel-Lévy
07 August 1844, French
Geologist

Curtis F. MarbutCurtis F. Marbut
1863 AD, American
Soil Scientist

Herbert Harold ReadHerbert Harold Read
17 December 1889, British
Geologist

Joaquín AcostaJoaquín Acosta
29 December 1800, Colombian
Explorer
Henry Youle HindHenry Youle Hind
01 June 1823, Canadian
Geologist

Jean-Baptiste Élie de BeaumontJean-Baptiste Élie de Beaumont
25 September 1798, French
Geologist
Sir Richard Griffith, 1st BaronetSir Richard Griffith, 1st Baronet
20 September 1784, Irish
Geologist

Cecil Edgar TilleyCecil Edgar Tilley
14 May 1894, Austrian, British
Petrologist
Amanz GresslyAmanz Gressly
17 July 1814, Swiss
Geologist
George Ferdinand BeckerGeorge Ferdinand Becker
05 January 1847, American
Geologist