Scientists beginning with "C"
- Cabannes, Jean — (12.08.1885 - 31.10.1959) was a French experimental physicist and a member of the Paris Academy of Sciences (1946).
- Cabrera, Blas — (20.05.1878- 1.08.1945) was a Spanish physicist.
- Callan, Nicholas — (20.12.1799 - 14.01.1864) was an Irish physicist.
- Callendar, Hugh Longbourne — (18.04.1863—21.01.1930) was an English experimental physicist and a Fellow of the Royal Society (1894).
- Canton, John — (31.07.1718-22.03.1772) was an English experimental physicist and a Fellow of the Royal Society (1749).
- Carnot, Nicolas Léonard Sadi — (01.06.1796-24.08.1832) was a French physicist and engineer, one of the founders of thermodynamics.
- Carrelli, Antonio — (01.07.1900-1980) was an Italian physicist, a member of the Accademia dei Lincei (1947) and its president.
- Casimir, Hendrik — (born 15.07.1909) is a Dutch physicist and a member of the Royal Netherlands Academy of Arts and Sciences (1946) and its president (1973).
- Catalán, Miguel — (9.10.1894-11.02.1957) was a Spanish experimental physicist and a member of the Spanish Royal Academy of Sciences (1955).
- Cavallo, Tiberius — (30.03.1749-21.12.1809) was a physicist.
- Cavendish, Henry — (10.10.1731-24.02.1810) was an English physicist and chemist and a Fellow of the Royal Society (1760).
- Celsius, Anders — (27.02.1701-25.04.1744) — Swedish astronomer and physicist, a member of the Royal Swedish Academy of Sciences.
- Chadwick, James — (20.10.1891-24.07.1974) — English experimental physicist, Fellow of the Royal Society (1927).
- Chamberlain, Owen — (born 10.07.1920) - American physicist, a member of the National Academy of Sciences (1960).
- Chandrasekhar, Subrahmanyan — (born 19.10.1910) — American theoretical physicist and astrophysicist, a member of the National Academy of Sciences (1955).
- Charles, Jacques Alexandre César — (12.11.1746—7.04.1823) — French physicist, member of the Paris Academy of Sciences (1803), and its president in 1816.
- Chebotaev, Veniamin Pavlovich — (born 27.08.1938) — Soviet physicist, a corresponding member of the USSR Academy of Sciences (1981).
- Cherenkov, Pavel Alexeyevich — (born 28.07.1904) — Soviet physicist, academician (1970; corresponding member 1964).
- Chew, Geoffrey Foucar — (born 5.06.1924) — American theoretical physicist, member of the National Academy of Sciences (1962).
- Chladni, Ernst Florens Friedrich — (30.11.1756—3.07.1827) was a German physicist and the founder of experimental acoustics.
- Christiansen, Christian — (9.10.1843-28.02.1917) was a Danish physicist.
- Christofilos, Nicholas — (1917-24.09.1972) was an American physicist.
- Chudakov, Alexander Evgenyevich — (born 16.06.1921) - Soviet experimental physicist, corresponding member of the USSR Academy of Sciences (1966).
- Clapeyron, Benoît Paul Émile — (26.01.1799—28.01.1864) was a French physicist and engineer and a member of the Paris Academy of Sciences (1858).
- Clausius, Rudolf Julius Emanuel — (2.01.1822-24.08.1888) was a German theoretical physicist, one of the creators of thermodynamics and of the kinetic theory of gases, and a corresponding member of the Berlin Academy of Sciences (1876).
- Clay, Jacob — (18.01.1882 - 31.05.1955) was a Dutch physicist.
- Coblentz, William Weber — (20.02.1873 —15.09.1962) was an American physicist and astrophysicist and a member of the National Academy of Sciences.
- Cockcroft, John Douglas — (27.05.1897—18.09.1967) was an English physicist and a Fellow of the Royal Society (1936).
- Cohn, Emil Georg — (28.09.1854-28.01.1944) was a German theoretical physicist.
- Compton, Arthur Holly — (10.09.1892-15.03.1962) was an American physicist and a member of the National Academy of Sciences (1927).
- Compton, Karl Taylor — (14.09.1887-22.06.1954) was an American physicist and a member of the National Academy of Sciences.
- Condon, Edward — (2.07.1902-26.03.1974) was an American physicist and a member of the National Academy of Sciences (1944).
- Conversi, Marcello — (born 25.08.1917) is an Italian physicist and a member of the Accademia dei Lincei (1970).
- Conway, Arthur William — (2.10.1875-11.03.1950) was an Irish physicist and mathematician, a member of the Royal Irish Academy and its president.
- Coolidge, William David — (23.10.1873-03.02.1975) was an American experimental physicist and a member of the National Academy of Sciences (1925).
- Copernicus, Nicolaus — (19.02.1473-24.05.1543) was an outstanding Polish astronomer and the creator of the heliocentric system of the world.
- Coriolis, Gustave Gaspard — (21.05.1792- 19.09.1843) was a French physicist and engineer and a member of the Paris Academy of Sciences (1836).
- Cornu, Marie Alfred — (6.03.1841-12.04.1902) was a French physicist and a member of the Paris Academy of Sciences (1878), and its president in 1896.
- Cotton, Aimé — (9.10.1869-15.04.1951) was a French experimental physicist and a member of the Paris Academy of Sciences (1923), and its president in 1938.
- Cotton, Eugénie — (13.10.1881-16.06.1967) was a French physicist and public figure.
- Coulomb, Charles Augustin — (14.06.1736—23.08.1806) was a French physicist and military engineer and a member of the Paris Academy of Sciences (1803).
- Cronin, James Watson — (born 29.09.1931) is an American experimental physicist and a member of the National Academy of Sciences (1970).
- Crookes, William — (17.06.1832-4.04.1919) was an English chemist and physicist and a Fellow of the Royal Society (1863), and its president in 1913-15.
- Curie, Pierre — (15.05.1859-19.04.1906) was a French physicist and one of the founders of the study of radioactivity, and a member of the Paris Academy of Sciences (1905).