Tajikistani physicist | Moscow State University, Tajik National University | Qal'acha: December 20, 1991 - Rome: November 4, 1517 | Rizo Bakhromzod | Qal'acha

Doctor of technical sciences, associate professor | Azerbaijan State Oil and Industrial University | Qaraxanbəyli: December 20, 1978 - Yerevan: December 4, 1997

Russian atomic industry engeener | Tomsk Polytechnic University | Tashkent: December 20, 1977 - July 17, 1998 | Konstantin Vergazov | Tashkent: December 20

Argentinian political scientist, philosopher and communicator | Facultad de Filosofía y Letras de la Universidad de Buenos Aires | December 20, 1977 - London

American poker player | North Carolina State University, Stanford University | Delray Beach: December 20, 1976 - Rexburg: October 3, 2018 | Michael Binger

scientist | King Faisal International Prize in Service to Islam (2018) | IPB University | Medan: December 20, 1970 - Leipzig: January 1, 1979 | Irwandi Jaswir

Romanian mathematician, activist and statesman | Université Paris Nord 13, École Normale Supérieure, University of Paris-Sud, University of Bucharest, Radu

Swiss-born British philosopher and writer | Fellow of the Royal Society of Literature, Prix Européen de l'Essai Charles Veillon (2003) | The Architecture of Happiness

researcher | École polytechnique, Paris Diderot University | December 20, 1966 - Versoix: October 2, 1946 | Gilles Dowek | December 20, 1966 - Versoix

British physicist | Officer of the Order of the British Empire, Kelvin Prize (2006), Kohn Award (2006) | Fitzharrys School, University of Bristol | December

Bangladeshi academic | Bangladesh Agricultural University | December 20, 1966 - January 1, 1988 | Md. Tofazzal Islam | December 20, 1966 - January 1, 1988

Indian physicist | Fellow of the American Association for the Advancement of Science (2012) | Harvard University, University of Pennsylvania School of

co-founder of Tesla Motors | Edgewood High School of the Sacred Heart, Stanford University | Wisconsin: December 20, 1965 - Portbou: September 26, 1940 | J. B.

American philosopher | Harvard University, Phillips Academy, Yale University, Pierson College | Princeton: December 20, 1965 - Pasadena: March 9, 1981 | Tamar

Canadian mathematician | Fellow of the Royal Society (2021), Fellow of the Fields Institute (2018) | New York University | Canada: December 20, 1963 - London

German mathematician | ACM Distinguished Member (2008), IEEE Fellow | Karlsruhe Institute of Technology | Mühlacker: December 20, 1961 - 16th arrondissement

Russian mathematician | Order of Friendship | MSU Faculty of Mechanics and Mathematics, Moscow State University | Novosibirsk: December 20, 1961 - Moscow

12th Prime Minister of the Republic of Poland | Officer of the Legion of Honour (2007) | Adam Mickiewicz University in Poznań, Faculty of Law and

French philosopher | December 20, 1958 - July 11, 1957 | François Noudelmann (Francois Noudelmann) | December 20, 1958 - July 11, 1957

Russian psychologist | Smolensk State University | Murmansk: December 20, 1958 - Bishkek: July 22, 2020 | Viktor Mazin | Murmansk: December 20, 1958 - Bishkek

German mathematician and physicist | University of Giessen | Berlin: December 20, 1957 - Kyoto: July 20, 2015 | Astrid Beckmann - Astrid Rautenberg | Berlin

University of Innsbruck | December 20, 1954 - Arlington County: January 1, 1992 | Christian J. Wiedermann | December 20, 1954 - Arlington County: January 1, 1992

researcher, ORCID id # 0000-0001-6569-9447 | Australian National University, University of Belgrade School of Electrical Engineering | Belgrade: December 20

Professor of Mathematical Statistics, University of Cambridge and Master, Downing College, Cambridge | Fellow of the Institute of Mathematical Statistics

Swedish physicist | Chalmers University of Technology | Malmö: December 20, 1948 - Bremen: February 25, 1979 | Lars Samuelson | Malmö: December 20, 1948

Uzbekistani scientist | Tashkent: December 20, 1946 - Kyiv: October 1, 2010 | Gʻafurjon Muhamedov (G'afurjon Muhamedov) | Tashkent: December 20, 1946 - Kyiv

Belarusian architect | Architectural Faculty of Belarusian National Technical University | Minsk: December 20, 1946 - May 27, 2016 | Sergej Alekseevič

Venezuelan physicist | Peoples' Friendship University of Russia | Caracas: December 20, 1946 - May 11, 1844 | Luis Alfredo Herrera Cometta | Caracas: December

British mathematician and philosopher | University of Pittsburgh, University of Edinburgh | December 20, 1945 - Westport: July 4, 2015 | Alasdair Urquhart

French mathematician and writer | Lebanon: December 20, 1943 - Voronezh: June 26, 1919 | Michel Saad | Lebanon: December 20, 1943 - Voronezh: June 26, 1919

Dutch mathematician (1942–2010) | Akademiehoogleraren Prize | Utrecht University | The Hague: December 20, 1942 - Utrecht: March 19, 2010 | Hans Duistermaat

British-American scientist | honorary doctorate from University of Bordeaux-I (2013), Jefferson Science Fellow, Fellow of the American Association for the

German chemist, non-fiction writer and university teacher | Kyritz: December 20, 1939 - February 11, 2025 | Ulrich Stottmeister | Kyritz: December 20, 1939

Russian scientist | Order of Lenin, Republic of Tatarstan State Award for Science and Technology, Council of Ministers of the Soviet Union Prize, Order "For

American mathematician | Fellow of the American Mathematical Society (2013) | Columbia University | New York City: December 20, 1937 - Munich: January 31, 1920

Russian scientist | Honoured Higher education employee of the Russian Federation (2003) | Moscow University's Department of Philosophy | December 20, 1937

American philosopher | University of Pennsylvania, Reformed Episcopal Seminary, Gordon College | December 20, 1937 - Paris: August 9, 1903 | Roy A. Clouser

Malian politician (1933-2009) | Ségou: December 20, 1933 - May 27, 2009 | Mamadou Traoré (Mamadou Traore) | Ségou: December 20, 1933 - May 27, 2009

Russian computer scientist | Order of Honour, Lenin Prize, Order of the Red Star, Medal "For Battle Merit", Order of the Patriotic War, Lenin Prize (1987)

Dutch mathematician | Akademiepenning (2003) | University of Amsterdam | Amsterdam: December 20, 1932 - Sofia: August 1, 2019 | Dirk van Dalen | Amsterdam

French philosopher (1931–2024) | Commander of the Legion of Honour, Officer of the Legion of Honour, Commander of the French Order of Academic Palms (2021)

philosopher and historian of philosophy | Prix François-Millepierres (2015) | Sorbonne Universités, Free University Berlin | Berlin: December 20, 1928

Polish physicist | Officer of the Order of Polonia Restituta | Jagiellonian University | Chorzów: December 20, 1925 - Kraków: June 2, 2014 | Jacek Hennel

December 20, 1925 - Chios: January 1, -0319 | Mikhail Martynyuk | December 20, 1925 - Chios: January 1, -0319

German philosopher (1924-1990) | Patriotic Order of Merit in Silver | Wrocław: December 20, 1924 - Kenten: January 21, 1990 | Franz Loeser | Wrocław

American biochemist (1919–2010) | Harvard Medical School, Washington College | Palmyra: December 20, 1919 - Williston: October 31, 2010 | Robert K. Crane

Chinese linguist (1917-2017) | Peking University, Cornell University | Beijing: December 20, 1917 - January 12, 2017 | Li Pei | Beijing: December 20, 1917

American theoretical physicist | Fellow of the Royal Society, Elliott Cresson Medal (1991) | California Institute of Technology, University of Bristol

December 20, 1916 - 15th arrondissement of Paris: July 1, 2016 | Árpád Kiss (Arpad Kiss) | December 20, 1916 - 15th arrondissement of Paris: July 1, 2016

Polish chemist (1910-1985) | honorary doctor of the University of Toulouse (1969), Odznaka tytułu honorowego „Zasłużony Nauczyciel PRL”, Commander of

Chinese physicist | Academician of the Chinese Academy of Sciences (1957) | ESPCI Paris, PSL University, Beijing Normal University | Guanyun County: December

American physicist (1901–1967) | Rhodes Scholarship (1925), Elliott Cresson Medal (1936), Dennis Gabor Medal and Prize (1947), Tom W. Bonner Prize in Nuclear

Chinese translator | Kyoto University | Zhejiang: December 20, 1896 - Beijing: January 1, 1968 | He Sijing | Zhejiang: December 20, 1896 - Beijing: January 1, 1968

American philosopher (1895–1985) | Fellow of the American Academy of Arts and Sciences, Connecticut Women's Hall of Fame (1996) | Harvard University, Radcliffe College

Russian saint (1891–1945) | Order of the Patriotic War 2nd class, Righteous Among the Nations (1985) | St. Sergius Institute | Riga: December 20, 1891

Czech chemist (1890-1967) | doctor honoris causa from the University of Aix-Marseille (1959), Nobel Prize in Chemistry (1959), Order of the Republic, doctor

American mathematician (1887-1953) | University of Wrocław | Wrocław: December 20, 1887 - New York City: April 23, 1953 | Wolfgang Sternberg | Wrocław

Chinese scientist, educator (1886-1961) | Science Society of China | Columbia University, Cornell University | December 20, 1886 - November 13, 1961 | H. C.

Norwegian physicist and civil servant (1886–1987) | Order of St. Olav (1948), Brøgger prize (1979), commander of the Order of the Dannebrog | University of Oslo

Knight of the Order of the Netherlands Lion (1934) | Protestantse Theologische Universiteit vestiging Kampen | December 20, 1880 - Ambler: January 8, 1980

American aerospace engineer | Illinois: December 20, 1879 - July 21, 1936 | Earle Lewis Ovington | Illinois: December 20, 1879 - July 21, 1936

Italian mathematician (1875-1966) | Mathematical Prize of the Italian Academy of Sciences (1931) | Glivenko–Cantelli theorem, Borel–Cantelli lemma

Czech physicist | doctor honoris causa from the University of Nancy (1924) | Faculty of Arts, Charles University in Prague | Rasochy: December 20, 1874 - New

Russian general and chemist (1874-1930) | Order of Saint Anna, 2nd class, Order of Saint Stanislaus, 1st class, Order of Saint Anna, 3rd class, Order of Saint

philosophy faculty of the German university of Prague, Deutsche wissenschaftliche Prüfungs-kommission für das Lehramt an Mittelschulen in Prag | December

industrialist | Celle: December 20, 1868 - Celle: August 13, 1934 | Harry Trüller (Harry Truller) | Celle: December 20, 1868 - Celle: August 13, 1934

physical chemist, historian of chemistry | Commander of the Order of Polonia Restituta | Riga Technical University | Włóki, Masovian Voivodeship: December

American electrical engineer (1858–1927) | Brooklyn: December 20, 1858 - Bridgeport: December 17, 1927 | Harvey Hubbell | Brooklyn: December 20, 1858

British philosopher (1856–1931) | Gifford Lectures, Fellow of the British Academy | Royal High School, University of Edinburgh, Humboldt University of

American mathematician | Johns Hopkins University | Pittston: December 20, 1855 - Baltimore: May 8, 1900 | Thomas Craig | Pittston: December 20, 1855

French mathematician (1843–1904) | Knight of the Legion of Honour | École polytechnique | Mantes-la-Jolie: December 20, 1843 - Pantin: November 27, 1904

French academic and politician (1841-1932) | Grand Officer of the Legion of Honour (1924), Marcelin Guérin Prize (1892), Nobel Peace Prize (1927) | Lycée

Austro-Hungarian chemist (1834-1908) | Lieben Prize (1868) | University of Vienna | Bečej: December 20, 1834 - Budapest: July 5, 1908 | Carl von Than

Greek-American Doctor, Author, Educator, and Abolitionist | Mount Pleasant Classical Institute, Kenyon College, Bristol College, University of Cincinnati

Czech mathematician and roman catholic priest (1819-1887) | Vysoké Veselí: December 20, 1819 - Praskačka: December 23, 1887 | Václav Šimerka (Vaclav

Officer of the Legion of Honour | École Navale, École polytechnique, École des Ponts ParisTech | December 20, 1814 - Zurich: May 13, 1878 | Jules de La

British chemist (1805–1869) | Fellow of the Royal Society of Edinburgh, Jecker Prize (1862), Royal Medal (1850), Keith Medal (1831), Fellow of the Royal

American philosopher | Doctor of Divinity (1849) | Union College | Danbury: December 20, 1798 - May 7, 1888 | Laurens Perseus Hickok | Danbury: December 20

philologist (1768-1847) | Győr: December 20, 1768 - Pest: November 12, 1847 | Lajos Schedius - Johann Ludwig von Schedius | Győr: December 20, 1768 - Pest

French chemist (1755-1827) | Mines ParisTech | Paris: December 20, 1755 - Paris: February 26, 1827 | Jean Henri Hassenfratz | Paris: December 20, 1755 - Paris

Ecuadorian journalist (1753–1829) | Quito: December 20, 1753 - Quito: January 1, 1829 | Manuela Espejo | Quito: December 20, 1753 - Quito: January 1, 1829

British physicist | Fellow of the Royal Society | December 20, 1749 - Derbyshire: May 5, 1799 | Abraham Bennet | December 20, 1749 - Derbyshire: May 5, 1799

Italian astronomer, physicist and mathematician | Turin: December 20, 1737 - Turin: April 1, 1815 | Tommaso Valperga di Caluso (Didymus Taurensis | Didymus

Swiss mathematician and physicist | Schaffhausen: December 20, 1734 - Säntis: September 5, 1791 | Christoph Jezler | Schaffhausen: December 20, 1734

Italian mathematician (1648-1737) | Milan: December 20, 1648 - Milan: February 3, 1737 | Tommaso Ceva (Callimaco Neridio) | Milan: December 20, 1648 - Milan

Swedish scholar, chemist and physicist (1641-1724) | Fellow of the Royal Society | Academia Gustaviana, Uppsala University | Skvoritsy: December 20, 1641

German author and historian (1589-1660) | Aachen: December 20, 1589 - Utrecht: November 12, 1660 | Antonius Aemilius | Aachen: December 20, 1589 - Utrecht