Michel Ledoux

Ukrainian researcher | National University of Life and Environmental Sciences of Ukraine | Svaliava: February 19, 1990 - Zurich: December 6, 1893 | Lendiel

Slovenian philosopher | Ljubljana: February 19, 1979 - Acland Hospital: November 5, 1997 | Gregor Moder | Ljubljana: February 19, 1979 - Acland Hospital

French philosopher | Paris-Sorbonne University - Paris IV, École Normale Supérieure, lycée Pierre-de-Fermat | Tarbes: February 19, 1979 - New Orleans

Moscow Theological Academy | February 19, 1978 - January 1, 1909 | igumen Savva | February 19, 1978 - January 1, 1909 | Moscow Theological Academy

Belgian scholar | Ixelles - Elsene: February 19, 1967 - Chiswick: November 2, 1874 | Laurence Rosier | Ixelles - Elsene: February 19, 1967 - Chiswick: November 2, 1874

British computer scientist | CFEngine | Newcastle University | Maghull: February 19, 1966 - Los Angeles: March 24, 2024 | Mark Burgess | Maghull: February 19

Chinese physicist | Göran Gustafsson Prize for chemistry (2010) | February 19, 1965 - Lynchburg: December 31, 1992 | Yi Luo | February 19, 1965 - Lynchburg

American biochemist | Fellow of the American Association for the Advancement of Science (2008), National Medal of Technology and Innovation (2025), William O.

philosopher | Fellow of the British Academy | University of Cambridge, University College, Oxford, Churchill College, Wolfson College | February 19, 1963

Danish physicist | Technical University of Denmark | Ballerup: February 19, 1958 - Pisa: March 20, 1863 | Henrik Svensmark | Ballerup: February 19, 1958

American legal scholar | George Polk Award (1994) | Princeton University, Yale Law School | February 19, 1957 - Gallarate: August 9, 2011 | Philip Hamburger

German mathematician (1957-) | Max Planck Research Award (2003), Gottfried Wilhelm Leibniz Prize (2008), Fellow of the American Mathematical Society (2013)

American neuroscientist | Nobel Prize in Chemistry (2003), Michael and Kate Bárány Award (1995), Canada Gairdner International Award (2001), Perl-UNC Prize

British physicist | IEEE Fellow, honorary doctorate of the Vrije Universiteit Brussel (1997), Fellow of the American Physical Society, R. W. Wood Prize (1988)

German politician | Knight Commander of the Order of the Holy Sepulchre, Knight Commander's Cross of the Order of Merit of the Federal Republic of Germany

Icelandic philosopher | University of Iceland | Reykjavík: February 19, 1953 - July 6, 1983 | Hannes Hólmsteinn Gissurarson (Hannes Holmsteinn Gissurarson)

Finnish philosopher | University of Joensuu | February 19, 1952 - March 29, 2023 | Seppo Sajama | February 19, 1952 - March 29, 2023 | University of Joensuu

Romanian mathematician | Săliște: February 19, 1951 - Mogilev: February 13, 1795 | Vasile Marinca | Săliște: February 19, 1951 - Mogilev: February 13, 1795

Russian film critic | Gerasimov Institute of Cinematography, Novosibirsk State University | Saint Petersburg: February 19, 1949 - Petrozavodsk: April 11, 2020

Labor union activist, chemical technician (1946–1974) | Nederland High School, Lamar University | Longview: February 19, 1946 - Crescent: November 13, 1974

Swiss medievalist | Paderborn: February 19, 1943 - Budapest: July 1, 1971 | Rainer Christoph Schwinges | Paderborn: February 19, 1943 - Budapest: July 1, 1971

Biochemist; Nobel laureate | Nobel Prize in Physiology or Medicine (2001), Fellow of the Academy of Medical Sciences, Croonian Medal and Lecture (2003), Sir

Russian scientist | Medal of the Order "For Merit to the Fatherland", 2nd class, Medal "For the Development of Virgin Lands" | MSU Faculty of Mechanics and Mathematics

Brazilian physicist | Joseph A. Burton Forum Award (1992) | Rio de Janeiro: February 19, 1942 - Rio de Janeiro: March 3, 2022 | Luiz Pinguelli Rosa | Rio de

American particle physicist and string theorist | honorary doctorate from University of Montpellier-II (2002), ICTP Dirac Medal (1988), Grand Prize of the

Polish mathematician | Stefan Banach Prize (1968) | University of Wrocław | February 19, 1936 - Greater London: October 13, 1956 | Władysław Narkiewicz

mathematician | Senior Whitehead Prize (1991), Fellow of the American Mathematical Society (2019) | University of Cambridge | February 19, 1935 - Aalborg

German mathematician and pedagogist (1933–2013) | Officer's Cross of the Order of Merit of the Federal Republic of Germany, Esperantist of the Year (2004)

American astronaut | United States Astronaut Hall of Fame, NASA Distinguished Service Medal (1973) | Fenwick High School, College of the Holy Cross

Polish chemist, Polish skydiver | Medal of the National Education Commission, Knight of the Order of Polonia Restituta, Zasłużony Działacz Kultury, Gold

Soviet and Russian geologist | Honoured Higher education employee of the Russian Federation, Medal "Veteran of Labour" | Perm State University | Okhansky

German theoretical physicist and university teacher | Leipzig University | Chemnitz: February 19, 1930 - December 14, 2016 | Armin Uhlmann | Chemnitz: February

Hungarian mathematician (1929-1974) | University of Debrecen | Gyula: February 19, 1929 - Budapest: April 3, 1974 | Andor Kertész (Andor Kertesz) | Gyula

French philosopher | Knight of the Legion of Honour | Tlemcen: February 19, 1927 - Jerusalem: October 14, 1995 | Emile touti | Tlemcen: February 19, 1927

physicist and science populariser (1926–2021) | Eureka Prize for Science Communication (2008), Zilveren Anjer (1966) | Rotterdam: February 19, 1926

Italy Star, Defence Medal, 1939–45 Star, Army Medal for War 1939-45, War Medal 1939–1945 | University of Warsaw | February 19, 1926 - Cambridge: October 17, 1939

Saint Petersburg State University of Aerospace Instrumentation | February 19, 1925 - Crimea: November 20, 1918 | Leonard Kolesov | February 19, 1925

Norwegian mathematician and professor | Knight First Class of the Order of St. Olav (1995) | Julekveldsvisa | University of Oslo, University of California, Berkeley

Russian mathematician | Order of the October Revolution (1975), Order of the Red Banner of Labour (1969), Medal "For the Victory over Germany in the Great

American government official (1919–2020) | Hoover Medal (1988) | University of California, Berkeley | Stockton: February 19, 1919 - March 30, 2020 | William

Swiss mathematician | Computer Pioneer Award (1989) | Princeton University | Zurich: February 19, 1915 - July 20, 1977 | Fritz Joachim Weyl | Zurich: February

Israeli physician (1913–2000) | Notable of Haifa | University of Birmingham | Jerusalem: February 19, 1913 - Haifa: January 1, 2000 | Aaron Valero

Polish constructor of aircraft engines, mathematician | Medal of the National Education Commission | University of Wrocław (1951), Warsaw University of Technology

South African philosopher (1908-2009) | Rhodes University | Kimberley: February 19, 1908 - June 21, 2009 | Errol Harris | Kimberley: February 19, 1908 - June

Medal of the National Education Commission, Officer of the Order of Polonia Restituta (1964), Knight of the Order of Polonia Restituta, honorary doctor of

Russian military historian (1903–1983) | Order of the Badge of Honour, Medal "For Distinguished Labour", Merited Cultural Worker of the RSFSR | Faculty of

Italian physicist (1900-1993) | Marconi Prize (1959) | University of Pisa, Scuola Normale Superiore. Classe di Scienze | Florence: February 19, 1900

French zoologist and geneticist | Knight of the Legion of Honour | École Normale Supérieure | Paris: February 19, 1900 - Roscoff: January 7, 1972 | Georges

American engineer | Jacob F. Schoellkopf Medal (1948) | Farmington: February 19, 1892 - Niagara Falls: April 11, 1959 | Marvin Udy | Farmington: February 19

British–New Zealand physicist (1889–1970) | honorary doctor of Victoria University of Wellington (1965), Commander of the Order of the British Empire

Swedish physicist (1883-1960) | Stockholm University, Uppsala University | Finja: February 19, 1883 - Danderyd Municipality: February 5, 1960 | Gustaf Ising

German chemist and author (1882–1966) | Monschau: February 19, 1882 - Berlin: April 13, 1966 | Helmuth Scheibler | Monschau: February 19, 1882 - Berlin: April 13, 1966

Dutch physician (1881-1954) | doctor honoris causa from the University of Paris (1948) | Utrecht: February 19, 1881 - Leiden: February 17, 1954 | Evert Gorter

February 19, 1875 - Iași: August 6, 1926 | Nico Cotlarciuc | February 19, 1875 - Iași: August 6, 1926

Soviet pediatrician (1873-1969) | Hero of Socialist Labour, Order of Lenin, Order of the Red Banner of Labour, Lenin Prize, Honored Scientist of the RSFSR

German chemist and politician (1870-1954) | Biebrich: February 19, 1870 - Tutzing: September 7, 1954 | Wilhelm Ferdinand Kalle | Biebrich: February 19, 1870

inventor of the windshield wiper blade (1866–1953) | National Inventors Hall of Fame (2011) | Greene County: February 19, 1866 - Monteagle: June 27, 1953

Hungarian musician (1863-1931) | Kecskemét: February 19, 1863 - Chardonne: October 20, 1931 | Emánuel Moór (Emanuel Moor) | Kecskemét: February 19, 1863

Norwegian mathematician (1863-1922) | Fridtjof Nansen Award of Excellence, Mathematics-Natural sciences class (1913) | Thue's theorem | University of Oslo

Swedish astronomer, chemist and physicist (1859–1927) | honorary doctor of the University of Birmingham, honorary doctor of the University of Edinburgh

American physicist (1856-1935) | Rumford Prize (1900) | University of Würzburg | Cincinnati: February 19, 1856 - Providence: September 20, 1935 | Carl Barus

United States Army Chief of Ordnance (1855–1942) | United States Military Academy | Carrollton: February 19, 1855 - Washington, D.C.: November 10, 1942

French physicist (1854–1926) | Officer of the Legion of Honour | École polytechnique | Vals-les-Bains: February 19, 1854 - Vals-les-Bains: January 27, 1926

British philosopher | Girton College | Llangarron: February 19, 1848 - Weston-super-Mare: April 9, 1922 | Emily Elizabeth Constance Jones | Llangarron

Russian byzaninist (1845-1928) | Saint Petersburg State University, Faculty of History and Philology of St. Petersburg University | Galich: February 19, 1845

Russian naturalist and traveler (1844-1873) | Faculty of Physics and Mathematics of Moscow Imperial University | Irkutsk: February 19, 1844 - Mont Blanc

German chemist (1829-1893) | Rostock: February 19, 1829 - Warnemünde: July 31, 1893 | Friedrich Witte | Rostock: February 19, 1829 - Warnemünde: July 31, 1893

Italian-French mathematician | Sortino: February 19, 1827 - Toulouse: January 1, 1897 | Vito Mangiamele | Sortino: February 19, 1827 - Toulouse: January 1, 1897

Mexican politician (1818-1881) | San Ildefonso College | Puebla City: February 19, 1818 - Mexico City: March 10, 1881 | Gabino Barreda | Puebla City: February

Swedish pharmacist and chemist | Uppsala University | Vislanda: February 19, 1817 - Gothenburg: October 29, 1853 | Carl Erengisle Hyltén-Cavallius (Carl

French motorcycle designer (1816–1889) | Arts et Métiers ParisTech | Almenêches: February 19, 1816 - Paris: April 5, 1889 | Louis-Guillaume Perreaux

Polish poet (1812–1859) | University of Warsaw | Paris: February 19, 1812 - Paris: February 23, 1859 | Zygmunt Krasiński - Napoleon Stanisław Adam Feliks

Czech anatomist, dermatologist and patologist (1804-1878) | honorary doctor of the Charles University of Prague (1848), honorary doctor of the Jagiellonian

German chemist (1799–1882) | Leipzig University | Bernburg: February 19, 1799 - Freiberg: April 27, 1882 | Ferdinand Reich | Bernburg: February 19, 1799

Jan Willem Ermerins (1798–1869) | Leiden University | Zierikzee: February 19, 1798 - Groningen: March 2, 1869 | Jan Willem Ermerins | Zierikzee: February

1796-1848) | Knight of the Legion of Honour (1834) | Conservatoire national des Arts et Métiers | Mulhouse: February 19, 1796 - Mulhouse: November 5, 1848

American photographer and botanist (1792-1856) | Lempster: February 19, 1792 - Cincinnati: July 10, 1856 | John Locke | Lempster: February 19, 1792

Scottish civil engineer, structural engineer and shipbuilder | Fellow of the American Academy of Arts and Sciences, Bakerian Lecture (1860), Royal Medal

Lundblad prize (1827) | Uppsala University | February 19, 1786 - June 24, 2014 | Samuel Grubbe | February 19, 1786 - June 24, 2014 | Lundblad prize (1827)

Czech mathematician and priest | Hořice: February 19, 1776 - Prague: July 27, 1857 | Josef Ladislav Jandera | Hořice: February 19, 1776 - Prague: July 27, 1857

British philosopher (1747-1822) | February 19, 1747 - February 20, 1822 | Walking Stewart | February 19, 1747 - February 20, 1822

German mathematician and physicist | Schwerin: February 19, 1722 - Jena: August 16, 1801 | Lorenz Johann Daniel Suckow | Schwerin: February 19, 1722 - Jena

German physician and chemist (1660–1742) | Fellow of the Royal Society | University of Jena, University of Erfurt | Halle (Saale): February 19, 1660 - Halle

Dutch astronomer | Holwert: February 19, 1618 - Franeker: January 22, 1651 | Johannes Phocylides Holwarda | Holwert: February 19, 1618 - Franeker: January 22, 1651

Viceroy of Peru and New Spain (1578-1630) | Order of Santiago | Seville: February 19, 1578 - Guadalcázar: October 6, 1630 | Diego Fernández de Córdoba

Reformed theologian, rector of the University of Basel (1577-1642) | University of Basel | Basel: February 19, 1577 - Basel: June 10, 1642 | Ludwig Lutz

Italian scholar, writer and humanist (1380–1459) | Facetiae, Cyropedia, Oratio in laudem legum, De varietate Fortunae, Historiae Florentini populi, Historia