Polish left-wing activist and politician (born 1984) | University of Wrocław | Wrocław: January 20, 1984 - Leipzig: October 10, 1898 | Agnieszka

German mathematician | Fellow of the American Mathematical Society (2017), Whitehead Prize (2010) | Stony Brook University, University of Kiel | Kiel: January

Basque operations researcher | Bilbao: January 20, 1976 - Uzhhorod: October 2, 1862 | María Merino (Maria Merino) | Bilbao: January 20, 1976 - Uzhhorod: October 2, 1862

French mathematician | Cours Peccot (2000), Concours général (1990), Servant Prize (2014), EMS Prize (2000), CNRS silver medal (2015), Breakthrough Prize in

January 20, 1969 - LewisGale Hospital Montgomery: November 10, 1993 | Simona Antonescu | January 20, 1969 - LewisGale Hospital Montgomery: November 10, 1993

Crystal owl (2016), Crystal owl (1997), Crystal owl (2000) | MIPT Department of Control and Applied Mathematics | January 20, 1969 - Leiden: March 10, 1585

Brazilian journalist and philosopher | Federal University of Rio Grande do Sul | Caxias do Sul: January 20, 1964 - Porto Alegre: January 18, 2025 | Marco

Slovenian politician | Novo Mesto Grammar School, University of Ljubljana | Novo Mesto: January 20, 1964 - Cambridge: July 8, 1979 | Gregor Golobič (Gregor

Russian writer | Medal "For Merit to the Chechen Republic" | Chechen State University | Gudermessky District: January 20, 1963 - Switzerland: November 16, 2013

Hungarian politician | Érpatak: January 20, 1962 - Amsterdam: January 14, 1636 | Miklós Simon (Miklos Simon) | Érpatak: January 20, 1962 - Amsterdam: January 14, 1636

Soviet politician | Second Class Service of the Fatherland Medal, Medal of Anania Shirakatsi | Vanadzor State University | Ninotsminda: January 20, 1958

Croatian poet | Zvonimir Golob Award (2007) | Čakovec: January 20, 1956 - Königsberg: May 15, 1934 | Stanka Gjurić (Stanka Gjuric) | Čakovec: January 20

Azerbaijani scientist | 3rd degree "For Service to the Fatherland" order (2016) | Azerbaijan State Agricultural University | Düdəngə: January 20, 1956

Georgian scientist | Order of Honour | Korbouli: January 20, 1954 - November 1, 1988 | Revaz Macharashvili | Korbouli: January 20, 1954 - November 1, 1988

scientist | Honored Worker of Culture of Ukraine, Medal "For the Glory of Chernivtsi" | Chernivtsi: January 20, 1952 - Greater China: January 1, 1052 | Vasyl

Hong Kong mathematician | Fellow of the American Association for the Advancement of Science (2007), Fellow of the Society for Industrial and Applied

Transnistrian academic administrator | Pushkin Medal, Order of the Republic, Order of the Badge of Honour, PMR Order For Merit | Moldova State University

German mathematician | Technische Universität Berlin | Berlin: January 20, 1950 - Kiel: February 5, 2025 | Wolfgang Kühnel (Wolfgang Kuhnel) | Berlin

Russian physicist | MSU Faculty of Physics | Moscow: January 20, 1950 - Buenos Aires: May 11, 2021 | Anatoly Fedoseyev | Moscow: January 20, 1950 - Buenos

January 20, 1949 - January 1, 1942 | Jacek Staszelis | January 20, 1949 - January 1, 1942

Israeli politician | Ronald Reagan Freedom Award, Genesis Prize, Congressional Gold Medal, Order of Merit (Ukraine), 3rd class, Presidential Medal of Freedom

scientist | January 20, 1948 - Moscow: March 29, 1970 | İmaməddin Əmiraslanov (Imaməddin Əmiraslanov) | January 20, 1948 - Moscow: March 29, 1970

Belgian philosopher | Antwerp: January 20, 1946 - Milan: July 4, 1910 | Ronald Commers | Antwerp: January 20, 1946 - Milan: July 4, 1910

French philosopher | Toulouse: January 20, 1946 - Perm: October 17, 1897 | Pierre A. Riffard | Toulouse: January 20, 1946 - Perm: October 17, 1897

American physicist | The Flying Circus of Physics, Fundamentals of Physics | University of Maryland, Massachusetts Institute of Technology | Cleveland: January

Peruvian pianist | Piura: January 20, 1944 - Trondheim: March 13, 1929 | Arturo Hernández (Arturo Hernandez) | Piura: January 20, 1944 - Trondheim: March 13, 1929

Israeli mathematician. | University of Bucharest, Hebrew University of Jerusalem | Romania: January 20, 1939 - April 9, 2013 | Beno Arbel | Romania: January

astronomer | Vidya Jyothi (1992), fellow, Member of the Order of the British Empire (2022) | University of Cambridge, University of Ceylon, Royal College

American computer scientist | Turing Award (1994), AAAI Fellow (1990), ACM Fellow (2007), Computer Pioneer Award (2013), Computer History Museum fellow (2012)

physicist and Nobel Prize winner from the United States | Oliver E. Buckley Condensed Matter Prize (1981), honorary doctorate from Joseph Fourier University

mathematician (1931-1998) | National Prize of East Germany, Patriotic Order of Merit in Bronze | Humboldt University of Berlin | Berlin: January 20, 1931

American physicist | Ural State University | Bilhorod-Dnistrovskyi: January 20, 1930 - Palo Alto: October 20, 2014 | Shulim M. Kogan | Bilhorod-Dnistrovskyi

American anesthesiologist | New York City: January 20, 1929 - Miami: January 1, 2021 | Frank Moya | New York City: January 20, 1929 - Miami: January 1, 2021

Chilean doctor and scientist | Internado Nacional Barros Arana, Liceo José Victorino Lastarria, University of Chile | Lviv: January 20, 1926 - Santiago: March 16, 2011

Mexican poet and philosopher | Alfonso Reyes International Prize (1988), Magda Donato Award, National Prize for Arts and Sciences (1995), honorary doctor of

German mathematician (1924-1990) | University of Göttingen | Weimar: January 20, 1924 - Lengerich: February 7, 1990 | Max Koecher | Weimar: January 20, 1924

Indian writer (1921-2008) | Sahitya Akademi Award | University of Calcutta | Kolkata: January 20, 1921 - Santiniketan: February 26, 2008 | Sibnarayan Ray

American mathematician (1920-1999) | Guggenheim Fellowship (1955), Guggenheim Fellowship (1945), Humboldt Prize (1986), Humboldt Prize (1975) | Cohen–Hewitt

Israeli psychologist | Bucharest: January 20, 1920 - July 22, 1998 | Efraim Fischbein | Bucharest: January 20, 1920 - July 22, 1998

American physicist (1918–2003) | Fellow of the American Physical Society | Whitman College, University of Chicago, George Washington University | Walla

Soviet politician (1913-1999) | honorary doctor of the University of Poitiers (1975), Order "For Merit to the Fatherland", 4th class, Stalin Prize, 3rd degree

German researcher and applied physicist (1907-1997) | Silver Leibniz medal (1941), Hervorragender Wissenschaftler des Volkes (1987), Stalin Prize (1953)

Soviet philosopher (1905-1981) | Deserved scientist of ArmSSR (1967), Order of the Badge of Honour | Yerevan State University | Gyumri: January 20, 1905

Italian mathematician (1904–1959) | Caccioppoli set | University of Naples Federico II | Naples: January 20, 1904 - Naples: May 8, 1959 | Renato Caccioppoli

Order of Labour (1962) | January 20, 1900 - Ljubljana: April 19, 1714 | Jože Žabkar (Joze Zabkar) | January 20, 1900 - Ljubljana: April 19, 1714

French mathematician (1899-1983) | Poncelet Prize (1938), Prix de l'Etat (1960), Knight of the Legion of Honour (1948), Petit d'Ormoy, Carriere, Thebault Award

Hungarian mathematician | Szegő limit theorems, Pólya–Szegő inequality, Fekete–Szegő inequality, Rogers–Szegő polynomials, Szegő kernel, Szegő

German non-fiction writer (1890-1982) | Berlin: January 20, 1890 - May 3, 1982 | Hans Fürstenberg (Hans Furstenberg) | Berlin: January 20, 1890 - May 3, 1982

Polish musician (1876-1957) | Commander of the Order of Polonia Restituta | Kraków: January 20, 1876 - Los Angeles: February 16, 1957 | Josef Hofmann - Józef

American chemist (1871–1940) | American Institute of Chemists Gold Medal (1937), honorary doctor of Bowdoin College (1929) | Cardozo Education Campus, Johns

American-German telecommunications engineer and inventor | University of Wisconsin–Madison | Milwaukee: January 20, 1866 - Berlin: June 29, 1931 | Eduard

Brazilian writer (1866–1909) | Livro dos Heróis e Heroínas da Pátria | Os Sertões | Instituto Militar de Engenharia | Cantagalo: January 20, 1866 - Rio

January 20, 1866 - Leipzig: February 12, 1995 | Gaetano Magnanini | January 20, 1866 - Leipzig: February 12, 1995

American mechanical engineer | Stevens Institute of Technology | January 20, 1862 - February 11, 1955 | David Schenk Jacobus | January 20, 1862 - February 11

scientist | January 20, 1859 - September 25, 1892 | Jakow Onanow | January 20, 1859 - September 25, 1892

Hungarian physicist and astronomer (1842-1916) | Eötvös Loránd University | Buda: January 20, 1842 - Budapest: February 17, 1916 | Miklos von Konkoly-Thege

German chemist (1840–1923) | University of Königsberg | Königsberg: January 20, 1840 - Bad Reichenhall: August 14, 1923 | Bernhard Rathke | Königsberg

English–Quebecois mathematician (1831–1907) | Fellow of the Royal Society, Adams Prize (1877) | Peterhouse, University College London, University of Cambridge

French historian (1830-1914) | Mines ParisTech, École polytechnique | Strasbourg: January 20, 1830 - 8th arrondissement of Paris: October 22, 1914 | Auguste

German chemist (1825–1873) | Darmstadt: January 20, 1825 - March 18, 1873 | Georg Merck | Darmstadt: January 20, 1825 - March 18, 1873

Polish chemist (1824-1888) | Lviv Polytechnic | Florynka: January 20, 1824 - Kraków: April 14, 1888 | Emilian Czyrniański (Emilian Czyrnianski) | Florynka

mathematician (1820–1867) | Baia Mare: January 20, 1820 - Debrecen: January 20, 1867 | Dániel Csányi (Daniel Csanyi) | Baia Mare: January 20, 1820

French inventor (1816-1886) | Knight of the Legion of Honour | Conservatoire national des Arts et Métiers | Coucy-le-Château-Auffrique: January 20, 1816

Polish chemist (1801–1891) | Imperial University of Vilna | Bielsk Podlaski: January 20, 1801 - Kyiv: January 1, 1891 | Ignacy Fonberg | Bielsk Podlaski

French photographer (1801–1887) | Knight of the Legion of Honour | Breteuil: January 20, 1801 - Nemours: May 14, 1887 | Hippolyte Bayard | Breteuil: January

American philosopher and psychologist (1799–1872) | Rochester: January 20, 1799 - New York City: April 2, 1872 | Thomas Cogswell Upham | Rochester: January

Baltic German chemist (1785-1822) | École polytechnique | Leipzig: January 20, 1785 - Gedučiai: March 26, 1822 | Theodor von Grotthuss | Leipzig: January 20

Swedish philosopher | Härnösands domkyrkoförsamling: January 20, 1776 - Uppsala Cathedral Assembly: March 25, 1827 | Nils Fredrik Biberg | Härnösands

French physicist and mathematician (1775–1836) | 72 names on the Eiffel Tower, Knight of the Legion of Honour (1814), Foreign Member of the Royal Society (1827)

German chemist (1765-1846) | Königerode: January 20, 1765 - Schönebeck: September 1, 1846 | Karl Samuel Leberecht Hermann | Königerode: January 20, 1765

French chemist and painter (1758-1836) | Montbrison: January 20, 1758 - Paris: February 10, 1836 | Mary-Anne Paulze Lavoisier | Montbrison: January 20, 1758

Dutch chemist (1747-1826) | Hattem: January 20, 1747 - Hattem: June 23, 1826 | Willem van Barneveld | Hattem: January 20, 1747 - Hattem: June 23, 1826

French writer (1718-1776) | Collège Louis-le-Grand (Paris) | Quimper: January 20, 1718 - Montrouge: March 10, 1776 | Élie Catherine Fréron (Elie Catherine

January 20, 1708 - Kent: April 30, 1696 | Isaac Colom du Clos | January 20, 1708 - Kent: April 30, 1696

Italian writer and jurist (1664-1718) | Cosenza: January 20, 1664 - Rome: January 6, 1718 | Giovanni Vincenzo Gravina (Bione Crateo | Priscus Censorinus Photisticus)

German astronomer | University of Padua, Fürstenschule Heilsbronn | Gunzenhausen: January 20, 1573 - Ansbach: December 26, 1624 | Simon Marius - Simon Mayr

Indian devotional Poet from Odisha | Odisha: January 20, 1510 - January 1, 1631 | Achyutananda Dasa | Odisha: January 20, 1510 - January 1, 1631

queen of Bohemia | Prague: January 20, 1292 - Prague: September 28, 1330 | Elizabeth of Bohemia | Prague: January 20, 1292 - Prague: September 28, 1330