Male Scientists

This ranking is based on an algorithm that combines various factors, including the votes of our users and search trends on the internet.

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 1 Albert Einstein

Albert Einstein
31
Famous As: Physicist
Birthdate: March 14, 1879
Sun Sign: Pisces
Nationality: German, American
Died: April 18, 1955
Deemed as the most influential physicist of the 20th century, the German-born physicist Albert Einstein was one of the greatest minds to have ever lived. Even his name is now synonymous with the term genius. The father of Modern Physics is credited with developing the theory of relativity and explaining the photoelectric effect. The latter won him the Nobel Prize.

 2 Alan Turing

Alan Turing
79
Famous As: Mathematician
Birthdate: June 23, 1912
Sun Sign: Cancer
Nationality: British
Died: June 7, 1954

Regarded as the father of computer science and artificial intelligence, Alan Turing was a distinguished mathematician and logician. During WWII, he successfully broke the challenging German Enigma machine codes thereby reducing the duration of war by a couple of years. The scientist, who was convicted for being gay, has been an inspiration for numerous films, plays and novels.

 3 Srinivasa Ramanujan

Srinivasa Ramanujan
30
Famous As: Mathematician
Birthdate: December 22, 1887
Sun Sign: Sagittarius
Nationality: Indian
Died: April 26, 1920

A self-taught genius Indian mathematician, Srinivasa Ramanujan is known for his contributions to mathematical analysis, number theory and continued fractions. Born into a humble family, the celebrated mathematician struggled with poverty but still managed to publish first of his papers in the Journal of the Indian Mathematical Society. Later, his collaboration with English mathematician G. H. Hardy proved very productive.

 4 Stephen Hawking

Stephen Hawking
25
Famous As: Theoretical Physicist, Cosmologist
Birthdate: January 8, 1942
Sun Sign: Capricorn
Nationality: British
Died: March 14, 2018

Stephen Hawking was an English theoretical physicist and cosmologist, who despite being afflicted motor neurone disease that severely limited his physical abilities, was able to build a phenomenally successful career. He was the first to set out a theory of cosmology explained by a union of the general theory of relativity and quantum mechanics. Hawking was ranked 25 in the BBC's poll of the 100 Greatest Britons, in 2002.

 5 Galileo Galilei

Galileo Galilei
31
Famous As: Astronomer
Birthdate: February 15, 1564
Sun Sign: Aquarius
Nationality: Italian
Died: January 8, 1642

An Italian astronomer, engineer, and physicist, Galileo Galilei is widely regarded as the father of observational astronomy, the father of the scientific method, the father of modern physics, and the father of modern science. He is credited with popularizing the telescope, which changed the course of history.

 6 Isaac Newton

Isaac Newton
31
Famous As: Mathematician
Birthdate: January 4, 1643
Sun Sign: Capricorn
Nationality: British
Died: March 31, 1727

One of the most influential and popular scientists of all time, Sir Isaac Newton played a prominent role in our understanding of natural phenomena. He formulated the law of universal gravitation and laws of motion. He also developed the Newtonian telescope among other devices. Apart from science, Newton was also intrigued by religion, occult, and alchemy.

 7 Richard Feynman

Richard Feynman
4
Famous As: Physicist
Birthdate: May 11, 1918
Sun Sign: Taurus
Nationality: American
Died: February 15, 1988

Theoretical physicist Richard Feynman won the Nobel Prize in Physics in 1965, along with Julian Schwinger and Shin'ichirō Tomonaga, for his research on quantum electrodynamics. He also contributed to the development of the atomic bomb. Feyman made it to Physics World’s list of the 10 greatest physicists of all time.

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 8 George Washington Carver

George Washington Carver
18
Famous As: Scientist & Inventor
Birthdate: January 1, 1864
Sun Sign: Capricorn
Nationality: American
Died: January 5, 1943
Agricultural scientist George Washington Carver is best remembered for promoting crops that were alternative to cotton, such as peanuts and sweet potatoes. He invented ways to prevent soil depletion and developed scores of products made from peanuts, including paints and cosmetics. He won numerous honors, such as the Spingarn Medal.

 9 Pythagoras

Pythagoras
11
Famous As: Philosopher and Mathematician
Birthdate: 0570 BC
Nationality: Greek
Died: 0495 BC

Pythagoras was an Ionian Greek philosopher. He is credited with many scientific and mathematical discoveries, including the Sphericity of the Earth, the Theory of Proportions, the five regular solids, Pythagorean tuning, and the Pythagorean Theorem. Pythagoras influenced other philosophers like Plato and Aristotle. His philosophy also had a major impact on personalities like Isaac Newton, Johannes Kepler, and Nicolaus Copernicus.

 10 Archimedes

Archimedes
2
Famous As: Mathematician, Engineer, Inventor, Physicist, Astronomer
Birthdate: 0287 BC
Nationality: Greek
Died: 0212 BC
Greek mathematician, physicist, and astronomer Archimedes is remembered for his contribution to mathematics, especially geometry. He laid down theorems related to the area of a circle, and the area and volume of a sphere, and reached an accurate value of pi. He also invented machines such as the screw pump.

 11 John Forbes Nash Jr.

John Forbes Nash Jr.
11
Famous As: Mathematician
Birthdate: June 13, 1928
Sun Sign: Gemini
Nationality: American
Died: May 23, 2015
The inspiration behind the movie A Beautiful Mind, John F. Nash was a legendary mathematician whose work in the area of game theory earned him the Nobel Memorial Prize in Economic Sciences. In his later years, he was riddled with mental illness. He later died in a car crash.

 12 Isaac Asimov

Isaac Asimov
3
Famous As: Writer, Professor
Birthdate: January 2, 1920
Sun Sign: Capricorn
Nationality: American
Died: April 6, 1992

Isaac Asimov was an American writer. Best known for his science fiction works, Asimov was regarded as one of the Big Three writers along with Arthur C. Clarke and Robert A. Heinlein. Asimov is credited with influencing most sci-fi writers since the 1950s. Nobel Prize winner Paul Krugman stated that one of Asimov's works inspired him to take up Economics.

 13 Louis Pasteur

Louis Pasteur
2
Famous As: Chemist and Microbiologist
Birthdate: December 27, 1822
Sun Sign: Capricorn
Nationality: French
Died: September 28, 1895
Considered one of the founders of bacteriology, Louis Pasteur created vaccines for anthrax and rabies, and invented the process of heating food and wine to kill microbes that cause contamination, which was named pasteurization after him. Known as the “father of microbiology,” he also founded the Pasteur Institute in Paris.  

 14 Gregor Mendel

Gregor Mendel
29
Birthdate: July 22, 1822
Sun Sign: Cancer
Nationality: Austrian
Died: January 6, 1884

A scientist, meteorologist, mathematician, and biologist, Gregor Mendel is considered the founder of the modern science of genetics. He conducted a series of experiments on pea plants between 1856 and 1863, establishing many rules of heredity. Besides his work on pea plants, he also described novel plant species and conducted experiments with hawkweed and honeybees.

 15 A.P.J. Abdul Kalam

A.P.J. Abdul Kalam
0
Famous As: Former President of India
Birthdate: October 15, 1931
Sun Sign: Libra
Nationality: Indian
Died: July 27, 2015
A. P. J. Abdul Kalam, India’s 11th president, had earlier been an aerospace scientist at DRDO and ISRO. Known as the “People’s President” and the “Missile Man of India,” he was instrumental in India's Pokhran-II nuclear tests. He died of a cardiac arrest while delivering a lecture at IIM Shillong.

 16 Michael Faraday

Michael Faraday
2
Famous As: Physicist & Chemist
Birthdate: September 22, 1791
Sun Sign: Virgo
Nationality: British
Died: August 25, 1867

Michael Faraday was an English scientist known for his contribution to the study of electrochemistry and electromagnetism. Considered one of the most influential scientists ever, Faraday's inventions of electromagnetic rotary devices established the basis for electric motor technology. His research also helped understand the concept of the electromagnetic field. Ernest Rutherford called him one of the greatest scientific discoverers ever.

 17 Aryabhata

Aryabhata
24
Birthdate: 0476 AD
Nationality: Indian
Died: 0550 AD
Indian mathematician and astronomer Aryabhata pioneered the concept of “zero” and used it in his “place value system.” He had also worked on the approximation of pi and laid down the basic concepts of trigonometry, such as sine and cosine. He also mentioned that the Earth rotates on its axis.

 18 Niels Bohr

Niels Bohr
1
Famous As: Nobel Prize Winning Physicist
Birthdate: October 7, 1885
Sun Sign: Libra
Nationality: Danish
Died: November 18, 1962
Nobel Prize-winning Danish physicist Niels Bohr is remembered for his work on the atomic structure and quantum theory. He laid down the Bohr model of the atom and established the Niels Bohr Institute. The element Bohrium has been named after him. He was also part of the British nuclear project.

 19 C.V. Raman

C.V. Raman
0
Famous As: Physicist
Birthdate: November 7, 1888
Sun Sign: Scorpio
Nationality: Indian
Died: November 21, 1970
Indian physicist C.V. Raman earned the Nobel Prize in Physics after discovering the Raman effect. He was the first director of the IISc and founded the Indian Academy of Sciences and the Raman Research Institute. He destroyed his Bharat Ratna medal in protest against Jawaharlal Nehru’s policies on science.

 20 J. Robert Oppenheimer

J. Robert Oppenheimer
8
Birthdate: April 22, 1904
Sun Sign: Taurus
Nationality: American
Died: February 18, 1967

Hailed as a brilliant scientific mind, American physicist J Robert Oppenheimer, led the Manhattan Project which resulted in the development of atomic bomb during the World War II. The bombs were dropped on the Japanese cities of Hiroshima and Nagasaki in 1945. However, Oppenheimer was in a constant conflict over the moral issue of the weapons of mass destruction and rallied against nuclear proliferation.

 21 Nicolaus Copernicus

Nicolaus Copernicus
7
Birthdate: February 19, 1473
Sun Sign: Aquarius
Nationality: Polish
Died: May 24, 1543

Nicolaus Copernicus was a mathematician and astronomer. He is credited with formulating Heliocentrism, which led to the Copernican Revolution. Although Aristarchus of Samos had formulated Heliocentrism 18 centuries earlier, Copernicus was responsible for popularizing it. Copernicus is also credited with formulating an economic principle, which was later called Gresham's law.

 22 Richard Phillips Feynman

Richard Phillips Feynman
0
Birthdate: May 11, 1918
Sun Sign: Taurus
Nationality: American
Died: February 15, 1988

 23 Lewis Carroll

Lewis Carroll
2
Famous As: Author, Mathematician and Photographer
Birthdate: January 27, 1832
Sun Sign: Aquarius
Nationality: British
Died: January 14, 1898
Charles Lutwidge Dodgson, better known by his pseudonym, Lewis Carroll, is remembered for his iconic children’s fiction such as Alice's Adventures in Wonderland and Through the Looking-Glass. He explored the genre of literary nonsense with his poems such as Jabberwocky. He was also a photographer, a mathematician, and an inventor.

 24 Dmitri Mendeleev

Dmitri Mendeleev
0
Famous As: Inventor of Periodic Table
Birthdate: February 8, 1834
Sun Sign: Aquarius
Nationality: Russian
Died: February 2, 1907
Russian chemist Dmitri Mendeleev created the Periodic Law and his version of the Periodic Table of Elements that revolutionized the field of chemistry. His table was independent of German chemist Julius Lothar Meyer’s version of the table. Mendeleev also assisted in the development of the first oil refinery in Russia.

 25 Carl F. Gauss

Carl F. Gauss
0
Famous As: Mathematician
Birthdate: April 30, 1777
Sun Sign: Taurus
Nationality: German
Died: February 23, 1855

German mathematician and physicist Carl Friedrich Gauss is remembered for his work in math and science. Known as the Princeps mathematicorum, he laid down tenets such as the Gauss's Law. He had exhibited his talent since an early age and had completed writing Disquisitiones Arithmeticae by 21.

 26 Jonas Salk

Jonas Salk
0
Famous As: Medical researcher
Birthdate: October 28, 1914
Sun Sign: Scorpio
Nationality: American
Died: June 23, 1995

If the world is successful in its fight against polio, the credit goes to American virologist Jonas Salk who developed a vaccine for the disease. Described as a “miracle worker”, his concerns for humanity were reflected in the fact that he did not claim a patent for the vaccine. He founded the Salk Institute for Biological Studies, based in California.

 27 Avicenna

Avicenna
0
Famous As: Persian Plymath
Birthdate: 0980 AD
Died: May 31, 1037
Renowned as father of early modern medicine, Avicenna was an illustrious Persian polymath. He is specifically distingusihed for his contributions in the fields of medicine and Aristotelian philisophy. He is best-known for his works namely, The Canon of Medicine and The Book of Healing. The corpus of his writings also include alchemy, geology, psychology, geography, physics, poetry and Islamic theology.

 28 Charles Babbage

Charles Babbage
5
Famous As: Father of the computer
Birthdate: December 26, 1791
Sun Sign: Capricorn
Nationality: British
Died: October 18, 1871
Charles Babbage, or the “father of the computer,” invented the prototype of the world’s first mechanical calculator, the Difference Engine. With the help of mathematician Ada Lovelace, he also created the Analytical Engine, the first general-purpose computer and a precursor of the modern computer, with its looping and sequential mechanism.

 29 Carl Friedrich Gauss

Carl Friedrich Gauss
2
Famous As: Mathematician, Geophysicist, Astronomer, Science writer, Physicist, Geodesist, University teacher
Birthdate: April 30, 1777
Sun Sign: Taurus
Nationality: German
Died: February 23, 1855

 30 John Dalton

John Dalton
2
Birthdate: September 6, 1766
Sun Sign: Virgo
Nationality: British
Died: July 27, 1844

 31 Carl Linnaeus

Carl Linnaeus
11
Famous As: Botanist
Birthdate: May 23, 1707
Sun Sign: Gemini
Nationality: Swedish
Died: January 10, 1778

Swedish botanist and lecturer Carl Linnaeus, who established the concept of binomial nomenclature, or the system of naming organisms, is also known as the father of modern taxonomy. His system of classification is known as Linnaean taxonomy. He was the first to include humans and apes under the header Anthropomorpha.

 32 Leonhard Euler

Leonhard Euler
0
Famous As: Mathematician, Physicist
Birthdate: April 15, 1707
Sun Sign: Aries
Nationality: Swiss, Russian
Died: September 18, 1783

Leonhard Euler was a Swiss physicist, mathematician, logician, geographer, astronomer, and engineer. He is credited with making influential and important mathematical discoveries, such as graph theory and infinitesimal calculus. Widely regarded as one of the greatest and most prolific mathematicians of all time, Leonhard Euler also made pioneering contributions to analytic number theory and topology.

 33 Euclid

Euclid
2
Famous As: Mathematician - Euclidean Geometry, Euclid's Elements and Euclidean Algorithm
Birthdate: 0330 BC
Nationality: Greek
Died: 0260 BC
Greek mathematician Euclid, also known as Euclid of Alexandria, is remembered as the father of geometry. One of his most significant works was his book on mathematics, Elements. He had worked extensively on conic sections, spherical geometry, and number theory.

 34 Subrahmanyan Chandrasekhar

Subrahmanyan Chandrasekhar
7
Birthdate: October 19, 1910
Sun Sign: Libra
Nationality: Indian
Died: August 21, 1995

 35 Ernest Rutherford

Ernest Rutherford
0
Famous As: Physicist, Chemist
Birthdate: August 30, 1871
Sun Sign: Virgo
Nationality: New Zealander, British
Died: October 19, 1937

New Zealand physicist Ernest Rutherford is remembered as the father of nuclear physics. His discovery of radioactive half-life and of radon, and his differentiation of alpha and beta radiation, won him the Nobel Prize in Chemistry in 1908. Element 104 was named rutherfordium in his honor.

 36 Shigeru Miyamoto

Shigeru Miyamoto
19
Famous As: Video Game Designer, Artist
Birthdate: November 16, 1952
Sun Sign: Scorpio
Nationality: Japanese
Japanese game designer Shigeru Miyamoto is the man behind games such as Super Mario, The Legend of Zelda, and Donkey Kong. He has been the general manager and senior MD at Nintendo and now serves as its representative director and creative fellow. He avoids appearing on TV or giving autographs.

 37 Werner Heisenberg

Werner Heisenberg
7
Famous As: Physicist
Birthdate: December 5, 1901
Sun Sign: Sagittarius
Nationality: German
Died: February 1, 1976
German theoretical physicist Werner Heisenberg is best known for pioneering quantum mechanics. He received the 1932 Nobel Prize in Physics. He had also helped Germany plan nuclear weapon strategies during World War II and was the director of what is now known as the Max Planck Institute for Physics.

 38 René Déscartes

René Déscartes
4
Famous As: Mathematician, Philosopher and Writer
Birthdate: March 31, 1596
Sun Sign: Aries
Nationality: French
Died: February 11, 1650
René Descartes, the father of modern philosophy, laid down the idea of rationalism, later followed by Spinoza and Leibniz. Descartes also contributed to the field of analytical geometry and led to the Cartesian coordinate system being named after him. His Meditations on First Philosophy is still taught at many universities.

 39 Jagadish Chandra Bose

Jagadish Chandra Bose
7
Famous As: Physicist
Birthdate: November 30, 1858
Sun Sign: Sagittarius
Nationality: Indian
Died: November 23, 1937

 40 Max Planck

Max Planck
0
Famous As: Physicist
Birthdate: April 23, 1858
Sun Sign: Taurus
Nationality: German
Died: October 4, 1947

German theoretical physicist Max Planck is remembered for originating the quantum theory of physics, which earned him the 1918 Nobel Prize in Physics. He laid down concepts such as the Planck constant and the Planck postulate. The Kaiser Wilhelm Society was later renamed Max Planck Society in his honor.

 41 Roger Penrose

Roger Penrose
5
Famous As: Mathematician
Birthdate: August 8, 1931
Sun Sign: Leo
Nationality: British

Roger Penrose’s contribution to the research related to the black hole and general relativity earned him the Nobel Prize in Physics in 2020. The Emeritus Rouse Ball Professor of Mathematics at Oxford, Roger is also a fellow of Wadham College, St John's College of Cambridge, and University College London.

 42 John von Neumann

John von Neumann
0
Famous As: Mathematician
Birthdate: December 28, 1903
Sun Sign: Capricorn
Nationality: Hungarian, American
Died: February 8, 1957
Hungarian-American scientist John von Neumann contributed to the development of game theory and the concept of self-replication. His work covered vast areas including math, economics, physics, and computer science. His research on nuclear physics led him to be part of the advisory committee of the U.S. Atomic Energy Commission.

 43 Antoine Lavoisier

Antoine Lavoisier
2
Famous As: Chemist
Birthdate: August 26, 1743
Sun Sign: Virgo
Nationality: French
Died: May 8, 1794

Antoine Lavoisier was a French chemist and nobleman. He played a crucial role during the chemical revolution of the 18th-century. Widely regarded as the father of modern chemistry, Lavoisier had a major influence on the history of biology as well as the history of chemistry. He also helped build the metric system. 

 44 Georges Lemaître

Georges Lemaître
5
Famous As: Scientist & Priest
Birthdate: July 17, 1894
Sun Sign: Cancer
Nationality: Belgian
Died: June 20, 1966

Georges Lemaître was a mathematician, astronomer, and professor of physics. Lemaître was the first person to theorize that the expansion of the universe can be used to explain the recession of nearby galaxies. In 1927, Lemaître published the first estimation of the Hubble constant. He also came up with the Big Bang theory to explain the origin of the universe.

 45 Alexander Fleming

Alexander Fleming
0
Famous As: Biologist, Pharmacologist, Discovered Penicillin
Birthdate: August 6, 1881
Sun Sign: Leo
Nationality: British, Scottish
Died: March 11, 1955

Alexander Fleming was a Scottish microbiologist and physician. He is credited with discovering penicillin, the world's first effective antibiotic substance; a discovery that changed the course of history. He also discovered lysozyme, an antimicrobial enzyme which forms part of the innate immune system. In 1999, Fleming was named in Time magazine's 100 Most Important People of the 20th century list.

 46 Eratosthenes

Eratosthenes
0
Famous As: Mathematician
Birthdate: 0000 AD
Nationality: Greek

Greek polymath Eratosthenes of Cyrene was a mathematician, poet, geographer, music theorist, and astronomer. He also served as the Library of Alexandria’s chief librarian. He was also the first to calculate the Earth’s circumference and the tilt of the Earth's axis. Nicknamed Pentathlos, he also invented many scientific terms.

 47 Erwin Schrödinger

Erwin Schrödinger
0
Famous As: Physicist
Birthdate: August 12, 1887
Sun Sign: Leo
Nationality: Austrian
Died: January 4, 1961
Austrian physicist Erwin Schrödinger, is best known for the "Schrödinger's cat" experiment, or the Schrodinger equation. His book What Is Life? explored genetics through physics. The Nobel Prize winner also wrote on a variety of topics, such as color theory and thermodynamics, and tried to create a unified field theory.

 48 Michio Kaku

Michio Kaku
2
Famous As: Theoretical physicist, Science writer, Popularizer of science, Futurist, University teacher, Non-fiction writer, Radio personality
Birthdate: January 24, 1947
Sun Sign: Aquarius
Nationality: American

 49 John Logie Baird

John Logie Baird
0
Famous As: Engineer
Birthdate: August 13, 1888
Sun Sign: Leo
Nationality: British, Scottish
Died: June 14, 1946

Scottish inventor, electrical engineer, and innovator, John Logie Baird, is best known for demonstrating a working TV system in 1926. He then went on to invent the first viable purely electronic color TV picture tube and founded the Baird Television Development Company. He was inducted into the Scottish Engineering Hall of Fame in 2015.

 50 Nikola Tesla

Nikola Tesla
13
Famous As: Inventor, Father of Radio
Birthdate: July 10, 1856
Sun Sign: Cancer
Nationality: Austrian, American
Died: January 7, 1943

Inventor, engineer and futurist, Nikola Tesla, is best remembered for his contribution to the development of the modern alternating current (AC) electricity supply system. A prolific inventor, he had around 300 patents for his inventions. Even though he earned a considerable amount of money, he had poor money management skills and died a poor man.