Leopold Vietoris

French psychoanalyst | Oedipus Prize of Booksellers (2010) | École normale supérieure de Fontenay-Saint-Cloud | Paris: June 4, 1968 - Peking Union Medical

American mathematician | Olga Ladyzhenskaya Medal (2022), Ruth Lyttle Satter Prize in Mathematics (2005), Dannie Heineman Prize for Mathematical Physics (2020)

Russian mathematician (1966–2017) | Fields medal (2002) | MSU Faculty of Mechanics and Mathematics, Moscow State University, Harvard University | Moscow

American scientist and NASA astronaut | Medal "For Merit in Space Exploration", NASA Distinguished Service Medal (2010) | Westbury High School, Rice University

American chemist, author, fandom conventioneer and entertainer | Dartmouth College | Bryn Mawr: June 4, 1965 - Orange: April 23, 1897 | Samuel Conway - Samuel

New Zealand physicist (1962–2024) | Massey University, University of Adelaide | June 4, 1962 - Palmerston North: October 29, 2024 | Tony Signal | June 4

Romanian mathematician | Fellow of the American Mathematical Society (2017) | Princeton University, University of Bucharest | Codlea: June 4, 1961 - London

Bulgarian geophysicist | Sofia University | Sofia: June 4, 1959 - Würzburg: January 13, 1939 | Nikolay Miloshev | Sofia: June 4, 1959 - Würzburg: January 13, 1939

Swedish professor in structural biology | Göran Gustafsson Prize for molecular biology (2004) | Uppsala University | June 4, 1959 - Prague: November 28, 1688

American mathematician | Fellow of the American Mathematical Society (2013), David P. Robbins Prize (2007) | Princeton University | San Antonio: June 4, 1958

Faculty of Radiophysics, Nizhny Novgorod State University | June 4, 1958 - Moscow: February 19, 1925 | Mikhail L. Gershteyn | June 4, 1958 - Moscow: February 19, 1925

American philosopher and academic | Fellow of the American Academy of Arts and Sciences | Stanford University, Princeton University | Armenia: June 4, 1957

Russian physicist | Markow Award (2005), Humboldt Prize (2008), Sakharov Gold Medal (2011) | Moscow State University | Sochi: June 4, 1956 - October 12, 1617

Scientist, researcher and author | University of Latakia | June 4, 1956 - Kyiv: July 3, 1933 | Sawsan Abd-Elrahman Hakim | June 4, 1956 - Kyiv: July 3, 1933

French chemist | Grand Prix Achille-Le-Bel (2016), Gay-Lussac-Humboldt-Prize (2014), CNRS silver medal (2011), Knight of the Legion of Honour (2014), Knight

Azerbaijani scientist | June 4, 1953 - January 1, 2003 | Zöhrab Vəliyev (Zohrab Vəliyev) | June 4, 1953 - January 1, 2003

Argentinian philosopher | Paris Diderot University, University of Paris | Buenos Aires: June 4, 1953 - Göttingen: January 1, 1787 | Miguel Benasayag | Buenos

Mexican scientist | Tenosique de Pino Suárez: June 4, 1952 - New York City: October 8, 1949 | José Luis Lezama (Jose Luis Lezama) | Tenosique de Pino

British ontologist | Wolfgang Paul Prize (2001) | University of Oxford, University of Manchester | Bury: June 4, 1952 - Berkeley: February 28, 2013 | Barry

American academic | University of Mississippi, Southeastern Louisiana University | Independence: June 4, 1951 - Yekaterinburg: March 6, 2020 | Nick Bruno

scientist | Honoured Physician of the Russian Federation | Saint Petersburg State Pediatric Medical University | Saint Petersburg: June 4, 1950 - Perm: June 27, 2019

German mathematician | University of Freiburg | Tuttlingen: June 4, 1948 - December 30, 2016 | Gisbert Wüstholz (Gisbert Wustholz) | Tuttlingen: June 4, 1948

Taiwanese linguist | Guggenheim Fellowship, Fellow of the Linguistic Society of America | Massachusetts Institute of Technology, National Taiwan Normal University

Czech historian, publicist and politician | Masaryk University, Masaryk University Faculty of Arts | Brno: June 4, 1947 - 7th arrondissement of Paris: November 4, 1960

American mathematician | Fellow of the American Mathematical Society (2013) | Princeton University | Salt Lake City: June 4, 1947 - Schenectady: January 9, 1958

American mathematician | Fellow of the American Mathematical Society (2019) | Georgetown University, University of Virginia | June 4, 1947 - June 23, 1949

Soviet and Belarusian physicist (1946-2016) | Belarusian State University, National University of Kharkiv | Hamhung: June 4, 1946 - Minsk: June 7, 2016 | Ihar

Italian physicist | Kalinga Prize (2001) | June 4, 1945 - July 22, 2024 | Stefano Fantoni | June 4, 1945 - July 22, 2024 | Kalinga Prize (2001)

scientist | Baku: June 4, 1944 - October 27, 1997 | Tələt Mehdiyev | Baku: June 4, 1944 - October 27, 1997

politician, philosopher and publisher (1943-2012) | University of Barcelona | Palencia: June 4, 1943 - Barcelona: August 25, 2012 | Francisco Fernández Buey

American scientist | Washington, D.C.: June 4, 1942 - Sydney: October 18, 2014 | Avrom Bendavid-Val | Washington, D.C.: June 4, 1942 - Sydney: October 18, 2014

Indian chemist (1941–2001) | TWAS Prize for Chemistry (1999) | University of Delhi | Delhi: June 4, 1941 - June 4, 2001 | Darshan Ranganathan | Delhi: June

Hungarian mathematician (1939–2024) | Eötvös József Wreath (2016), Széchenyi Prize (2008), Academy Award of the Hungarian Academy of Sciences (1990)

American mathematician known for his expertise in the area of special functions (1933–2019) | Fellow of the American Academy of Arts and Sciences (1993)

American mathematician | Fellow of the American Mathematical Society (2013) | University of Chicago | Los Angeles: June 4, 1932 - Avignon: May 8, 1873 | Anil

Polish mathematician, computer scientist and entrepreneur | Medal of the 70th anniversary of Polish Information Technology | University of Warsaw | Warsaw

Vietnamese physician | June 4, 1931 - February 14, 2021 | Nguyễn Tài Thu (Nguyen Tai Thu) | June 4, 1931 - February 14, 2021

Russian scientist | Merited Scientist of the Russian Federation, Order of Friendship of Peoples | Moscow State Institute of International Relations | Tbilisi

Lithuanian scientist, engineer (1931–2009) | Kaunas University of Technology | Klaipėda: June 4, 1931 - Kaunas: January 4, 2009 | Vyda Ragulskienė (Vyda

German mathematician | University of Tübingen | Leipzig: June 4, 1930 - Riehen: April 14, 1974 | Peter Zahn | Leipzig: June 4, 1930 - Riehen: April 14, 1974

Swiss physicist (1929-2018) | University of Zurich | Zurich: June 4, 1929 - Zurich: July 21, 2018 | Verena Meyer | Zurich: June 4, 1929 - Zurich: July 21, 2018

Brazilian university professor, scientist and thoracic surgeon (1929-2014) | Great Cross of the National Order of Scientific Merit, Anísio Teixeira Award (1991)

Swiss mathematician and professor at the Swiss Federal Institute of Technology (ETH) Zurich | ETH Zurich | Zurich: June 4, 1928 - May 12, 2021 | Peter Läuchli

Argentine physicist (1924–1983) | Argentina: June 4, 1924 - Colegiales: November 16, 1983 | Jorge Sabato | Argentina: June 4, 1924 - Colegiales: November 16, 1983

Polish physicist (1923-2003) | Medal Rodła, Gold Cross of Merit | Jagiellonian University | Tarnów Opolski: June 4, 1923 - Poznań: August 11, 2003 | Alojzy

Philosopher, essayist | University of Turin, University of Ljubljana | Ljubljana: June 4, 1921 - Buenos Aires: January 20, 2006 | Milan Komar | Ljubljana: June

American biochemist (1916-2009) | Nobel Prize in Physiology or Medicine (1998), honorary doctorate of the Autonomous University of Madrid, Bristol-Myers Squibb

English engineer (1910–1999) | James Watt International Medal (1983), Royal Designer for Industry (1987), John Scott Award (1968), Albert Medal (1966)

Finnish physicist and professor | University of Helsinki | Tampere: June 4, 1908 - Helsinki: May 30, 1973 | Heikki Miekk-oja | Tampere: June 4, 1908

Soviet chemist (1906–1990) | Jubilee Medal "Twenty Years of Victory in the Great Patriotic War 1941–1945", Jubilee Medal "40 Years of the Armed Forces of

Norwegian professor | Fridtjof Nansen Award of Excellence, Mathematics-Natural sciences class (1948) | University of Oslo | Hemnes Municipality: June 4, 1904

French philosopher (1904-1995) | Resistance Medal (1946), Croix de guerre 1939–1945 (1945), George Sarton Medal (1983), CNRS Gold medal (1987) | University

German mathematician | Frederick William University Berlin | Berlin: June 4, 1902 - Heidelberg: June 25, 1989 | Udo Wegner - Udo Hugo Helmuth Wegner | Berlin

Romanian politician (1893-1939) | Paris Law Faculty, University of Bucharest | Pitești: June 4, 1893 - Bucharest: September 21, 1939 | Armand Călinescu

American physicist (1892–1967) | Golden Plate Award (1961), NAS Public Welfare Medal (1960), Fellow of the American Physical Society, Presidential Medal of

June 4, 1891 - Geneva: July 15, 1942 | Maurice Brulfer | June 4, 1891 - Geneva: July 15, 1942

German Nobel laureate in Chemistry (1877-1957) | Commander's Cross of the Order of Merit of the Federal Republic of Germany, Theodor Frerichs Prize (1972)

German inventor and engineer (1876–1963) | Albert Order | Mannheim: June 4, 1876 - Gmund am Tegernsee: January 13, 1963 | Adolf Linnebach | Mannheim: June 4

Swedish engineer, manufacturer and inventor (1872–1948) | Royal Institute of Technology | Uddevalla: June 4, 1872 - Oscar Parish: November 17, 1948 | Birger

American physicist and astronomer | Oersted Medal (1941) | Princeton University, Johns Hopkins University | Richmond: June 4, 1859 - Evanston: February 17, 1953

German-Italian chemist and activist | Berlin: June 4, 1856 - Anzio: December 11, 1912 | Margarete Traube | Berlin: June 4, 1856 - Anzio: December 11, 1912

Czech linguist and educator (1840–1921) | Metánov: June 4, 1840 - Metánov: April 29, 1921 | Jakub Hron Metánovský (Jakub Hron Metanovsky) | Metánov

Polish composer (1836–1878) | Jagiellonian University, Conservatoire de Paris | Voroblevychi: June 4, 1836 - Pacific Ocean: April 19, 1878 | Władysław

German chemist (1834–1910) | Heidelberg University, University of Giessen | Darmstadt: June 4, 1834 - Halle (Saale): January 14, 1910 | Jacob Volhard

Medal of Merit in Gold (1879), Knight of the Order of the Dannebrog (1864) | June 4, 1830 - Geneva: September 16, 1980 | Johan Linnemann | June 4, 1830

Austrian chemist (1826–1888) | Himberg: June 4, 1826 - Židlochovice: February 9, 1888 | Julius Robert | Himberg: June 4, 1826 - Židlochovice: February 9, 1888

Russian writer (1824-1887) | Moscow Theological Academy | Kolomna: June 4, 1824 - Saint Petersburg: October 25, 1887 | Nikita Gilyarov-Platonov | Kolomna: June

German chemist | Humboldt University of Berlin | Berlin: June 4, 1817 - Berlin: January 4, 1875 | Theodor Goldschmidt | Berlin: June 4, 1817 - Berlin: January 4, 1875

British mathematician (1809–1871) | Fellow of the Royal Society | isostasy | Gonville and Caius College, Oakham School | London: June 4, 1809 - Ghazipur

Confederate Army general | United States Military Academy | New Bern: June 4, 1803 - Aiken: August 6, 1881 | Gabriel J. Rains | New Bern: June 4, 1803 - Aiken

Polish chemist, playwright and author | Chernobyl: June 4, 1776 - Mlyniv: January 24, 1838 | Aleksander Chodkiewicz | Chernobyl: June 4, 1776 - Mlyniv: January 24, 1838

Knights Hospitaller leader | Naples: June 4, 1744 - Catania: April 25, 1814 | Innico Maria Guevara-Suardo | Naples: June 4, 1744 - Catania: April 25, 1814

German philosopher, economist and agronomist | Uppsala University | Hoya: June 4, 1739 - Göttingen: February 3, 1811 | Johann Beckmann | Hoya: June 4, 1739

Italian physician (1739-1824) | Grand Officer of the Legion of Honour | University of Pavia, University of Pisa, University of Padua, University of Bologna

French economist | Fellow of the Royal Society (1752) | Tableau économique | Méré: June 4, 1694 - Versailles: December 16, 1774 | François Quesnay

Arab historiographer and historian (1332–1406) | Kitab al-Ibar | Ez-Zitouna University | Tunis: June 4, 1332 - Cairo: March 26, 1406 | Ibn Khaldun | Tunis