Ukrainian philosopher, orator, artist | Vasylivka: July 9, 1988 - Genoa: June 30, 1650 | Mykola Ovcharov | Vasylivka: July 9, 1988 - Genoa: June 30, 1650

businessman, investor, philosophist, contemporary art actor and philanthropist | Moscow University's Department of Philosophy | Moscow: July 9, 1976 - De

Russian physicist | State National Research Polytechnical University of Perm | Perm: July 9, 1974 - Paris: April 20, 1830 | Oleg Plekhov | Perm: July 9, 1974

Polish writer | Paszport Polityki (2009), European Union Prize for Literature (2012) | Faculty of Philosophy and Sociology, University of Warsaw | Warsaw: July

American entrepreneur, investor, and software engineer | Queen Elizabeth Prize for Engineering (2013), Internet Hall of Fame (2013), W. Wallace McDowell Award

American actor | Horace Mann School | United States: July 9, 1970 - Strasbourg: December 21, 1893 | Timothy 'Speed' Levitch | United States: July 9, 1970

Slovak diplomat, minister of foreign affairs of the Slovak Republic | Gratitude Medal (2024) | Nová Baňa: July 9, 1965 - Minato: April 20, 1992 | Rastislav

Ukrainian scientist | Tyumen State Medical University | Ulyanovsk: July 9, 1964 - May 16, 2018 | Svitlana Halnykina | Ulyanovsk: July 9, 1964 - May 16, 2018

Canadian organic chemist | Rutherford Memorial Medal in Chemistry (1994), Fellow of the Royal Society of Canada, Officer of the Order of Canada, Henry Marshall

scientist studying synthesis of superhard materials | State Prize of Ukraine in Science and Technology, Honorary Diploma of the Cabinet of Ministers of Ukraine

Slovenian poet | Šempeter pri Gorici: July 9, 1957 - Salcombe Regis: August 16, 1920 | Metka Cotič (Metka Cotic) | Šempeter pri Gorici: July 9, 1957

French philosopher | Knight of the French Order of Academic Palms | Lycée Louis-le-Grand | Paris: July 9, 1956 - Vilvoorde: December 30, 1644 | Catherine

Luxembourgian chemist and professor at the Swiss Federal Institute of Technology (ETH) in Zurich | Otto Bayer Award (1993), Inhoffen-Medaille (2007)

British philosopher and intellectual historian | Centenary Medal | Birmingham College of Commerce, Cardinal Langley Roman Catholic High School, Birkbeck

American mathematician and researcher | Stanford University, City University of New York | New York City: July 9, 1947 - Uppsala Cathedral Assembly: June 13, 1812

Brazilian mathematician | University of Chicago | Cachoeira do Sul: July 9, 1938 - São José dos Campos: July 24, 2021 | Marco Antonio Raupp | Cachoeira do

Spanish neurologist | Cross of the Civil Order of Alfonso X the Wise | King's College London GKT School of Medical Education, University of Santiago de

French mathematician | Science Faculty of Paris | July 9, 1935 - 15th arrondissement of Paris: June 6, 2016 | Andrée Ehresmann - Andrée Bastiani (Andree

Russian prince of the Rurik dynasty and a professor of physics (1934-2011) | Faculty of Physics, State University of Saint Petersbourg | Saint Petersburg: July

British neurologist and writer (1933–2015) | Oskar Pfister Award (1988), Bodley Medal (2003), Hawthornden Prize (1974), Fellow of the American Association

German philosopher (1933–2018) | Anna Krüger Award (2011), Theodor W. Adorno Award (2006) | University of Kiel, Goethe University Frankfurt, Heidelberg University

Soviet and Russian physicist (1930–2018) | Order of the Red Banner of Labour, Mikhail Lomonosov Award, USSR State Prize, Merited Scientist of the Russian

Brazilian mathematician (1929-2017) | Prêmio Jabuti (1996), Prêmio Jabuti (1978), Anísio Teixeira Award (1991), Guggenheim Fellowship (1963), Guggenheim

Danish nuclear physicist (1926–2022) | Fellow of Bangladesh Academy of Sciences, honorary doctor of Caen University (1998), Nobel Prize in Physics (1975)

German chemist (1926–2019) | Gay-Lussac-Humboldt-Prize (1992) | Arzberg: July 9, 1926 - April 27, 2019 | Erwin Weiss | Arzberg: July 9, 1926 - April 27, 2019

Hungarian mathematician | Mezőkovácsháza: July 9, 1926 - Budapest: September 7, 2019 | Imre Rábai (Imre Rabai) | Mezőkovácsháza: July 9, 1926

Italian author (1926–2002) | Turin: July 9, 1926 - Montepulciano: May 29, 2002 | Elémire Zolla (Elemire Zolla) | Turin: July 9, 1926 - Montepulciano: May 29, 2002

French journalist (1921-2001) | Prix Henry-Rey (1976), Knight of the French Order of Academic Palms, Knight of the Legion of Honour | Science Faculty of Paris

Fellow of the New Zealand Institute of Food Science and Technology (1968) | Massey University, Victoria University of Wellington | July 9, 1919 - Donetsk

Dutch mathematician (1918–2012) | Knight of the Order of the Netherlands Lion (1981) | De Bruijn sequence, de Bruijn-Newman constant, Automath, De Bruijn

Indian philosopher (1918-2007) | University of Madras | Machilipatnam: July 9, 1918 - Vallecrosia: March 22, 2007 | U. G. Krishnamurti | Machilipatnam: July 9

Brazilian physician | July 9, 1917 - March 14, 1985 | Hélio Lourenço de Oliveira (Helio Lourenco de Oliveira) | July 9, 1917 - March 14, 1985

French scientist | Commander of the French Order of Academic Palms, Officer of the Legion of Honour | Aniche: July 9, 1914 - 7th arrondissement of Paris: July 14, 2018

British mathematician and economist | Adam Smith Prize (1936), Fellow of the British Academy (1970) | Champernowne constant, Champernowne distribution, Turochamp

American physicist | National Medal of Science (1970), Wolf Prize in Physics (1996), Oskar Klein Medal (1992), J. Robert Oppenheimer Memorial Prize (1984)

Pakistani philosopher and Poet | University of Allahabad, Osmania University | Hyderabad: July 9, 1908 - Karachi: December 18, 1973 | Allamah Rasheed Turabi

Dutch chemist and first rector magnificus of the University of Twente, The Netherlands (1901–1996) | Leiden University | Apeldoorn: July 9, 1901 - Apeldoorn

University of Vienna | July 9, 1890 - Zurich: December 25, 1942 | Marie Buckwitz | July 9, 1890 - Zurich: December 25, 1942 | University of Vienna

Dutch dentist (1887-1975) | Balmahuizen: July 9, 1887 - Utrecht: August 1, 1975 | Jansje Gretha Schuiringa | Balmahuizen: July 9, 1887 - Utrecht: August 1, 1975

Edward Goodrich Acheson Award (1939), Perkin Medal (1946) | University of Minnesota | July 9, 1884 - January 1, 1880 | Francis Cowles Frary | July 9, 1884

German inventor (1883–1952) | Gilów, Lower Silesian Voivodeship: July 9, 1883 - Dresden: April 4, 1952 | Fritz Heinrich Geburtig | Gilów, Lower Silesian

July 9, 1882 - Cresskill: May 14, 2006 | Gustav Jantsch | July 9, 1882 - Cresskill: May 14, 2006

English businessman and sports executive (1880–1960) | Knight Grand Cross of the Order of the British Empire | Clifton College, Clare College | July 9, 1880

Austrian politician (1879-1960) | ETH Zurich | Vienna: July 9, 1879 - Zurich: January 2, 1960 | Friedrich Adler | Vienna: July 9, 1879 - Zurich: January 2, 1960

American physicist and mountaineer (1867–1944) | Fellow of the American Association for the Advancement of Science | Fu Foundation School of Engineering and

German chemist (1866-1918) | Leipzig: July 9, 1866 - Neukölln: August 8, 1918 | Oskar Poppe | Leipzig: July 9, 1866 - Neukölln: August 8, 1918

German physicist (1863–1927) | Fellow of the American Physical Society | Johns Hopkins University, Leibniz University Hannover, University of Strasbourg

physicist, photoelectric effect (1859-1922) | University of Strasbourg, Humboldt University of Berlin | Darmstadt: July 9, 1859 - Dresden: June 20, 1922

Finnish mathematician | Frederick William University Berlin (1887), Frederick William University Berlin (1885), Frederick William University Berlin (1884)

German-American anthropologist | The Mind of Primitive Man | Heidelberg University, University of Bonn, University of Kiel | Minden: July 9, 1858 - New York

American businessman (1847-1914) | Alexandria: July 9, 1847 - Philadelphia: March 1, 1914 | Edwin J. Houston | Alexandria: July 9, 1847 - Philadelphia: March 1, 1914

English astronomer, mathematician (*1845 – †1912) | Knight Commander of the Order of the Bath, Fellow of the Royal Society, Victoria Medal (1912), Copley

Commander of the Legion of Honour | July 9, 1824 - March 4, 1929 | Théophile Schloesing (Theophile Schloesing) | July 9, 1824 - March 4, 1929

Polish mathematician (1824-1889) | University of Vienna, Lviv University | Yavoriv: July 9, 1824 - Lviv: April 3, 1889 | Wawrzyniec Żmurko (Wawrzyniec Zmurko)

British Royal Navy officer (1819-1870) | Companion of the Order of the Bath | Ditcham: July 9, 1819 - Cape Finisterre: September 7, 1870 | Cowper Phipps Coles

American inventor (1819-1867) | National Inventors Hall of Fame (2004) | Spencer: July 9, 1819 - Brooklyn: January 3, 1866 | Elias Howe | Spencer: July 9, 1819

Finnish politician and chemist (1818–1894) | University of Helsinki, Imperial Alexander University | Kitee: July 9, 1818 - Helsinki: April 13, 1894 | Adolf

American inventor (1802–1851) | Williamstown: July 9, 1802 - Salisbury: July 6, 1851 | Thomas Davenport | Williamstown: July 9, 1802 - Salisbury: July 6, 1851

American scientist (1766-1849) | Fellow of the American Academy of Arts and Sciences | Newburyport: July 9, 1766 - London: July 30, 1849 | Jacob Perkins

July 9, 1723 - January 1, 1914 | Jean-Jérémie Brackenhoffer (Jean-Jeremie Brackenhoffer) | July 9, 1723 - January 1, 1914

German writer (1698-1767) | Weißenfels: July 9, 1698 - Berlin: February 15, 1767 | Johann Christian Edelmann | Weißenfels: July 9, 1698 - Berlin: February 15, 1767

Flemish physician and botanist (1517–1585) | Cruÿdeboeck | Old University of Leuven, Université catholique de Louvain | Mechelen: July 9, 1517 - Leiden

first Patriarch of Venice | Venice: July 9, 1381 - Venice: January 17, 1456 | Lawrence Giustiniani | Venice: July 9, 1381 - Venice: January 17, 1456

Chinese philosopher and politician (1311–1375) | 誠意伯文集 | Wenzhou: July 9, 1311 - Zhejiang: May 24, 1375 | Liu Ji | Wenzhou: July 9, 1311