Léon Boutroux (Leon Boutroux)

Kazakh scholar and author | Order of Friendship of Kyrgyzstan, Hungarian Order of Merit, medal "for 20 years of Kazakhstan's independence", Officer's Cross of

American professor of philosophy | University of California, Santa Barbara | United States: April 16, 1968 - Greenwich: January 31, 1932 | Edward Feser

Polish scientist | AGH University of Science and Technology | April 16, 1968 - Göttingen: November 15, 2020 | Alberto Lozano Platonoff | April 16, 1968

Russian scientist | Kuban State University | Armavir: April 16, 1966 - December 21, 1990 | Vladimir Schneider | Armavir: April 16, 1966 - December 21, 1990

abkhazian scientist | Order of Honor and Glory Third Class (2005) | Abkhazian State University | Tkhina: April 16, 1960 - Berlin: October 22, 1833 | Zurab

Azerbaijani scientist | Azerbaijan Medical University | Tugh: April 16, 1959 - Baku: May 1, 1984 | Mübariz Əliyev (Mubariz Əliyev) | Tugh: April 16, 1959

Colombian-French researcher, scientiste, professor | Knight of the Legion of Honour (2010), Médaille de la Prospective de l'Académie d'architecture (2019)

Austrian mathematician | TU Wien | Vienna: April 16, 1958 - Barcelona: November 7, 2024 | Christian Schmeiser | Vienna: April 16, 1958 - Barcelona: November 7, 2024

French mathematician | Guggenheim Fellowship, Fellow of the American Mathematical Society (2013), Fellow of the Institute of Mathematical Statistics (2011)

Belgian philosopher, professor, author, essayist (1957–2009) | Jan Greshoff Prize (1994), Golden Owl (2005) | Katholieke Universiteit Leuven | Zottegem

Russian video game designer (born 1955) | Game Developers Choice Awards | Tetris | Moscow Aviation Institute | Moscow: April 16, 1955 - Topola Królewska

Canadian physicist | Acfas Urgel-Archambeault Award (2022), honorary doctorate of Claude Bernard University Lyon 1 (2006), Officer of the National Order of

Lars Onsager Lecture and Professorship, Humboldt Prize, honorary doctor of the Norwegian University of Science and Technology | April 16, 1953 - Cochran

Moroccan scientist | Charles Stark Draper Prize, IEEE Medal for Environmental and Safety Technologies (2012), Knight of the Legion of Honour (2014) | Lycée

Soviet/Russian test pilot, Hero of the Russian Federation (1952–2024) | Order "For Merit to the Fatherland", 3rd class (1998), Hero of the Russian Federation

Argentina-born American mathematician | Fellow of the Society for Industrial and Applied Mathematics (2009), Fellow of the American Mathematical Society

Italian philosopher (1951-) | University of Pisa | Naples: April 16, 1951 - Moscow: February 3, 1994 | Mario Pezzella | Naples: April 16, 1951 - Moscow: February 3, 1994

Dutch mathematician | Spinoza Prize (1998), honorary doctor of the University of Franche-Comté (1995), Akademiehoogleraren Prize, Fellow of the American

Polish politician and deputy | Gold Cross of Merit | Nicolaus Copernicus University in Toruń | Złotów: April 16, 1948 - November 16, 2022 | Piotr Pankanin

British physicist | Fellow of the Royal Society, Fellow of the Royal Society of Biology, Fellow of the Academy of Medical Sciences, Croonian Medal and Lecture

French philosopher | Joseph du Theil Prize (1998), Knight of the Legion of Honour, prix Raymond-de-Boyer-de-Sainte-Suzanne (2001) | Marc Bloch University

American aerospace engineer, computer scientist, physicist | Fluid Dynamics Prize (2013), Fellow of the American Society of Mechanical Engineers (2012), Arthur

American mathematician | honorary doctorate of Technion, Henri Poincaré Prize (2012), Fellow of the Society for Industrial and Applied Mathematics (2023)

German journalist and media scholar | University of Basel, University of Freiburg | Constance: April 16, 1945 - Boca Raton: July 21, 2020 | Michael Haller

Hungarian mathematician, economist | Szent-Györgyi Albert Prize (1998) | Corvinus University of Budapest, Gymnasium of Cistercian Order of the Louis the

Dutch mathematician | Utrecht University | The Hague: April 16, 1942 - 7th arrondissement of Lyon: October 24, 1940 | Jan Willem Nienhuys | The Hague: April

Israeli mathematician (1942-2018) | Tel Aviv University, Bar-Ilan University | Petah Tikva: April 16, 1942 - Petah Tikva: February 4, 2018 | Zvi Arad | Petah

British mathematician | University of London, Imperial College London | April 16, 1940 - Lund: May 20, 1798 | Alan Beardon | April 16, 1940 - Lund: May 20

Soviet/Russian scientist, aviation engineer, chairperson of the Interstate Aviation Committee | Order "For Merit to the Fatherland", 3rd class, Order of Merit

American academic | Fellow of the American Geophysical Union, William Bowie Medal (2011) | University of Illinois system, Harvard University | Carlinville

Chinese physicist | Peking University | Xinyi: April 16, 1938 - Beijing: September 9, 2014 | Gan Zizhao | Xinyi: April 16, 1938 - Beijing: September 9, 2014

Russian physicist (1937-2015) | Friedmann Prize (1999), Pomeranchuk Prize (2006), Order of the Badge of Honour, Markov Prize (2003) | Greisen–Zatsepin–Kuzmin limit

Polish scientist | Odznaka tytułu honorowego „Zasłużony Nauczyciel PRL”, Commander with Star of the Order of Polonia Restituta, Gold Cross of Merit

German nuclear physicist | Fellow of the American Physical Society | Hamburg: April 16, 1929 - December 23, 2022 | Egbert Kankeleit | Hamburg: April 16, 1929

265 pope of the Catholic Church from 2005 to 2013 (1927–2022) | honorary doctorate from the Catholic University of Lublin (1988), honorary doctor of the

Philosopher (1925–2022) | Aquinas Medal (1997) | Katholieke Universiteit Leuven | Laakdal: April 16, 1925 - Kortrijk: January 11, 2022 | Louis Dupré (Louis

Italian Inventor (1922–2000) | Rome: April 16, 1922 - Sutri: January 1, 2000 | Marcello Creti | Rome: April 16, 1922 - Sutri: January 1, 2000

Polish mathematician | Medal of the 10th Anniversary of People's Poland, Medal of the 40th Anniversary of People's Poland, Commander of the Order of Polonia

Brazilian physicist (1920–2011) | TWAS Prize for Physics (1995), Great Cross of the National Order of Scientific Merit | University of São Paulo, Princeton University

English mathematician (1919–2005) | University of London, King's College London | Gillingham: April 16, 1919 - February 20, 2005 | Thomas Willmore

Canadian inventor and businessman (1907–1964) | Canadian Business Hall of Fame (1979) | Bombardier | Valcourt: April 16, 1907 - Sherbrooke: February 18, 1964

Orthodox Jewish scholar (1906–1987) | Fellow of the Medieval Academy of America (1979), Fellow of the American Academy of Arts and Sciences | Humboldt

Italian politician and mathematician (1904-1966) | commemorative medal of the military operation in East Africa | Rijeka: April 16, 1904 - Cagliari: October 13, 1966

American scientist (1903-1978) | Oberlin College, Columbia University | Springfield: April 16, 1903 - Bethesda: November 11, 1978 | Roberts Rugh | Springfield

German chemist (1901-1944) | Berlin: April 16, 1901 - Kitzeberg: July 24, 1944 | Hermann Wattenberg | Berlin: April 16, 1901 - Kitzeberg: July 24, 1944

Polish chemist (1899-1988) | honorary doctorate of the Łódź University of Technology (1960), Commander of the Order of Polonia Restituta, Medal of the 40th

Soviet physician | Medal "For Battle Merit", Order of the Red Banner of Labour, Order of the Badge of Honour, Order of Lenin | Siberian State Medical University

German mathematician (1898–1973) | prime decomposition of a 3-manifold, Radó–Kneser–Choquet theorem | University of Wrocław, University of Göttingen

Czech astronomer and scientist (1895–1977) | Kopřivnice: April 16, 1895 - Ostrava: January 22, 1977 | Vilém Gajdušek (Vilem Gajdusek) | Kopřivnice: April

Polish statistician (1894-1981) | National Medal of Science (1968), Fellow of the Econometric Society (1950), Fellow of the Institute of Mathematical

Russian linguist (1890-1938) | Faculty of History and Philology of Moscow University | Moscow: April 16, 1890 - Vienna: June 25, 1938 | Nikolai Trubetzkoy

Polish physicist | University of Paris | Warsaw: April 16, 1887 - Budapest: January 18, 1945 | Ludwik Wertenstein | Warsaw: April 16, 1887 - Budapest: January 18, 1945

Czech mathematician | University of Paris, Faculty of Arts, Charles University in Prague, Charles University | Benešov: April 16, 1885 - Prague: May 28, 1968

Portuguese physician | honorary doctor of the University of Toulouse (1929), honorary doctorate of the University of Montpellier (1952), honorary doctor of the

German scientist, painter and restorer (1879-1981) | Leipzig: April 16, 1879 - January 1, 1981 | James Bieberkraut | Leipzig: April 16, 1879 - January 1, 1981

Romanian writer, journalist, translator, theologist, orthodox priest (1879-1961) | Moara lui Călifar, Roxana, La răspântie de veacuri, Papucii lui Mahmud

Hungarian physicist (1871-1945) | Gornji Petrovci: April 16, 1871 - Nagykanizsa: October 1, 1945 | Sándor Mikola (Sandor Mikola) | Gornji Petrovci: April 16

Italian physicist and politician (1871-1933) | Matteucci Medal (1908) | Vercelli: April 16, 1871 - Florence: March 14, 1933 | Antonio Garbasso | Vercelli

American aviation pioneer (1867-1912) | National Aviation Hall of Fame (1962), National Inventors Hall of Fame (1975), Gold Medal of the Royal Aeronautical Society

American chemist and university administrator | University of Erlangen–Nuremberg, Massachusetts Institute of Technology | Ipswich: April 16, 1863

Polish chemist (1860-1910) | Humboldt University of Berlin | Myszaków: April 16, 1860 - Würzburg: November 15, 1910 | Stanisław Kostanecki (Stanislaw

American chemistry professor | University of Cincinnati | Covington: April 16, 1859 - Nashville: September 8, 1914 | William Lofland Dudley | Covington: April

British inventor (1850-1885) | Bessemer Gold Medal | Dulwich College | London: April 16, 1850 - Paris: February 1, 1885 | Sidney Gilchrist Thomas | London

Czech mathematician (1848–1916) | Order of Franz Joseph | Charles University | Litomyšl: April 16, 1848 - Prague: April 23, 1916 | Karel Zahradník (Karel

German astronomer (1844-1894) | Pulkovo: April 16, 1844 - Königsberg: December 2, 1894 | Karl Friedrich Wilhelm Peters | Pulkovo: April 16, 1844

Belgian chemist, industrialist, philanthropist (1838-1922) | doctor honoris causa from the University of Nancy (1920), Honorary doctorate from the University

Russian historian (1836–1892) | Order of St. Vladimir, 4th class, Order of St. Vladimir, 3rd class, Order of Saint Anna, 1st class, Order of Saint

Italian philosopher (1830–1891) | Casapulla: April 16, 1830 - Casapulla: March 22, 1891 | Giacomo Stroffolini | Casapulla: April 16, 1830 - Casapulla: March 22, 1891

German mathematician (1823–1852) | honorary doctor of the University of Wrocław | University of Wrocław, Humboldt University of Berlin | Berlin: April 16

French mathematician, astronomer and alpinist | Officer of the Legion of Honour, Concours général (1836) | École Normale Supérieure | Argenteuil: April 16

American mathematician and astronomer | Transylvania University | Champaign County: April 16, 1816 - Georgetown: February 27, 1879 | Mordecai Yarnall

American beekeeper (1810-1875) | New Castle: April 16, 1810 - St. Johnsville: May 27, 1875 | Moses Quinby | New Castle: April 16, 1810 - St. Johnsville: May 27, 1875

Irish physicist and academic administrator (1800–1881) | Cunningham Medal (1862), Honorary Fellow of the Royal Society of Edinburgh, Pour le Mérite for

Russian inventor (1786-1837) | Order of St. Vladimir 4th degree with a bow, Gold Sword for Bravery | First Cadet Corps | Tallinn: April 16, 1786 - Saint

British astronomer (1777-1835) | Copley Medal (1817), Gold Medal of the Royal Astronomical Society (1831), Fellow of the Royal Society, Fellow of the American

physicist | Order of the Iron Crown | University of Bologna | Bologna: April 16, 1762 - Milan: January 17, 1834 | Giovanni Aldini | Bologna: April 16, 1762

German soldier and mathematician (1758-1827) | Pour le Mérite | Schmalkalden: April 16, 1758 - Białokosz: November 21, 1827 | Christian Karl August Ludwig

German philosopher | Rudolstadt: April 16, 1746 - Jena: February 4, 1813 | Johann August Heinrich Ulrich | Rudolstadt: April 16, 1746 - Jena: February 4, 1813

Dutch philosopher and politician | The Hague: April 16, 1741 - Utrecht: June 25, 1819 | Willem de Perponcher Sedlnitzky | The Hague: April 16, 1741 - Utrecht

Scottish physicist and chemist (1728–1799) | latent heat, caloric theory | University of Edinburgh, University of Glasgow | Bordeaux: April 16, 1728

French mathematician | Fellow of the Royal Society | Carcassonne: April 16, 1710 - Paris: June 2, 1786 | Jean Paul de Gua de Malves | Carcassonne: April 16

English mathematician and astronomer; (1682-1744) | Fellow of the Royal Society (1717) | reflecting telescope, octant | Hertfordshire: April 16, 1682 - East

Swedish astronomer and meteorologist | Royal Academy of Turku | Jakob and Johannes parish: April 16, 1676 - Lund Cathedral parish: January 13, 1732 | Conrad

Persian Seljuk scholar, politician, vizier and court official (1018–1092) | Siyasatnama | Tus: April 16, 1018 - Sahneh: October 14, 1092 | Nizam al-Mulk