Guy Ballard

Belgian Esperantist | July 28, 1996 - Helsinki: March 28, 1899 | Rakoen Maertens | July 28, 1996 - Helsinki: March 28, 1899

Polish astrophysicist | Jagiellonian University, University of the National Education Commission | Brzesko: July 28, 1984 - Paris: November 6, 1904 | Anna

Danish businessman | Uggerby: July 28, 1975 - Chicago: May 22, 1935 | Morten Albæk (Morten Albaek) | Uggerby: July 28, 1975 - Chicago: May 22, 1935

Swiss politician | Zurich: July 28, 1968 - Saint Petersburg: March 27, 1827 | Barbara Schaffner | Zurich: July 28, 1968 - Saint Petersburg: March 27, 1827

Estonian mathematician and computer scientist | University of Bergen | July 28, 1963 - Kraków: April 16, 1888 | Eero Vainikko | July 28, 1963 - Kraków: April

German professor of physics and chemistry | Foreign Member of the Royal Society (2025), James C. McGroddy Prize for New Materials (2019), Tsungming Tu Award

Australian mathematician | Fellow of the Royal Society (2015), Senior Whitehead Prize (2011), Carol Karp Prize (2013) | Stanford University, University of Melbourne

German physicist | Hanns-Joachim-Friedrichs-Award (2019), Otto Hahn Medal (1988), Pipe Smoker of the Year (2009), Communicator Award of DFG (2005), Cicero

Ukrainian scientist | Order of Merit, 1st class, People's Teacher of Ukraine, Excellence in Education of Ukraine Badge, Order of Merit (Ukraine), 3rd class

Lithuanian physicist | Commander of the Order for Merits to Lithuania (2003), Commander of the Cross of the Order of Merit of the Republic of Poland (2019)

Estonian engineer and businessman | Väike-Maarja Gymnasium, University of Tartu, Tallinn University of Technology | July 28, 1955 - January 1, -0300 | Madis

South Korean physicist | Kent State University | Gimje: July 28, 1955 - Belmont: December 3, 2023 | Young Hee Lee | Gimje: July 28, 1955 - Belmont: December 3, 2023

July 28, 1954 - Oslo: February 20, 1985 | Kaare T. Pettersen | July 28, 1954 - Oslo: February 20, 1985

German mathematician | Dannie Heineman Prize (1983), Cantor medal (2017), The Shaw Prize in Mathematical Sciences (2015), Officer's Cross of the Order of Merit

Spanish politician and chemist (1951-2019) | Grand Cross of the Order of Merit of the Civil Guard (2020), Grand Cross of the Civil Order of Alfonso X the Wise

Italian mathematician | Mathematical Prize of the Italian Academy of Sciences (1990), Caccioppoli Prize (1986) | University of Warsaw, University of Warwick

inventor | July 28, 1945 - Elizabeth: April 7, 1913 | George Carter III | July 28, 1945 - Elizabeth: April 7, 1913

Argentine philosopher, historian, Catholic priest | Catania: July 28, 1944 - January 9, 2022 | Francisco Leocata | Catania: July 28, 1944 - January 9, 2022

Soviet and Ukrainian scientist in the field of sports science | Order of Prince Yaroslav the Wise, 5th class, Honored Scientist of Ukraine, Order of Merit

Australian legal scholar and philosopher | Rhodes Scholarship (1962), Aquinas Medal (2004), Companion of the Order of Australia (2019), Fellow of the British Academy

British chemist | Grand Prix Achille-Le-Bel (1998), Liversidge Award (1995), Corday-Morgan Prize (1975) | Imperial College London | Chislehurst: July 28, 1939

American scientist | Rhodes Scholarship (1961) | Iowa State University, Lincoln College | Elgin: July 28, 1939 - Bloomington: November 21, 1955 | William M.

seismics (1935-2007) | Russian State Geological Prospecting University | Saint Petersburg: July 28, 1935 - Moscow: August 8, 2007 | Genri Boganik | Saint

Japanese mathematical physicist/mathematician | Henri Poincaré Prize (2003), Fellow of the American Mathematical Society (2013) | Princeton University, Kyoto University

Soviet mathematician | Russian Federation Presidential Certificate of Gratitude, Order of Honour, State Prize of the Russian Federation (2000), Order "For

German mathematician | Medal of the University of Jyväskylä (1973) | University of Rostock | Szczecin: July 28, 1930 - Rostock: July 27, 2015 | Lothar Berg

Russian historian (1929-2007) | Mikhail Lomonosov Award | MSU Faculty of History | Moscow: July 28, 1929 - Moscow: November 17, 2007 | Leonid Milov | Moscow

American physician, geneticist and Nobel prize winner (1925–2011) | Canada Gairdner International Award (1975), honorary doctorate from the University of

British physicist (1925–2021) | Forest School | July 28, 1925 - December 2, 2021 | Alan Howard Ward | July 28, 1925 - December 2, 2021 | Forest School

Italian mathematician (1925-2010) | Mathematical Prize of the Italian Academy of Sciences (1980) | University of Parma, Ariosto Spallanzani Sezz.Cl.E Sc.

1923-1985, Professor of mathematics | University of Wisconsin–Madison | Milwaukee: July 28, 1923 - Pasadena: July 12, 1985 | Herbert John Ryser | Milwaukee

Belgian philosopher (1923-2012) | Mons: July 28, 1923 - City of Brussels: March 27, 2012 | Jean Paumen | Mons: July 28, 1923 - City of Brussels: March 27, 2012

Indian academic (1923-2009) | Teachers College | Nagercoil: July 28, 1923 - Chennai: April 21, 2009 | H. S. S. Lawrence | Nagercoil: July 28, 1923 - Chennai

Swiss oceanographer (1922–2008) | Hubbard Medal (2012), Howard N. Potts Medal (1972) | bathyscaphe | University of Basel, University of Geneva | Brussels

American nuclear chemist (1916-2009) | Glenn T. Seaborg Award for Nuclear Chemistry (1967) | University of California, Berkeley | Munich: July 28, 1916

20th-century American physicist | National Medal of Science (1982), Young Medal and Prize (1963), Fellow of the American Academy of Arts and Sciences, John

Italian physicist (1912–2001) | doctor honoris causa from the Pierre and Marie Curie University (1979), Davisson–Germer Prize in Atomic or Surface Physics

Argentine lawyer (1911-1977) | National University of La Plata | Concordia: July 28, 1911 - La Plata: February 14, 1977 | Arturo Sampay | Concordia: July 28

Soviet physicist (1904-1990) | USSR State Prize, Jubilee Medal "Forty Years of Victory in the Great Patriotic War 1941–1945", Medal "For Valiant Labour in

Austrian-British philosopher of science and social and política e falsificationism and for criticism of Plato, Hegel and Marx as totalitarian opponents of

Russian biologist (1897-1961) | Order of Lenin, Stalin Prize | S. M. Kirov Military Medical Academy | Tartu: July 28, 1897 - Saint Petersburg: June 21, 1961

Italian flying ace (1895-1928) | Gold Medal of Military Valour | Villafranca in Lunigiana: July 28, 1895 - Rome: August 18, 1928 | Flavio Baracchini

July 28, 1895 - Sucy-en-Brie: August 21, 1937 | Vlastimil Matula | July 28, 1895 - Sucy-en-Brie: August 21, 1937

French painter and sculptor (1887–1968) | Nude Descending a Staircase, No. 2, Étant donnés, L.H.O.O.Q. | Académie Julian, École des chartes, Lycée

Polish physicist | Commander of the Order of Polonia Restituta, Work Flag Order, 1st class, Officer of the Order of Polonia Restituta, Commander with Star of

Czech philosopher, sociologist, writer and university educator (1879–1960) | Faculty of Arts, Charles University in Prague | Krasoňov: July 28, 1879 - Brno

July 28, 1877 - June 18, 2014 | Marcel Viratelle | July 28, 1877 - June 18, 2014

German physicist, mathematician and astronomer | National Prize of East Germany | University of Jena | Sprockhövel: July 28, 1876 - Jena: May 14, 1965 | Hans

famous Russian scientist and founding father of modern therapeutic therapies. (1875–1948) | Order of the Patriotic War 1st class, Order of the Red Banner of

Commander of the Order of Polonia Restituta | July 28, 1874 - Delft: February 20, 1868 | Ignacy Kosiński (Ignacy Kosinski) | July 28, 1874 - Delft: February 20, 1868

Belgian chemist (1871-1956) | Ghent: July 28, 1871 - Ghent: April 17, 1956 | Albert Jacques Joseph van de Velde | Ghent: July 28, 1871 - Ghent: April 17, 1956

French writer | University of Rennes | Brest: July 28, 1869 - Paris: February 9, 1923 | Émile Masson (Emile Masson) | Brest: July 28, 1869 - Paris: February 9, 1923

German philosopher (1868–1946) | Hanover: July 28, 1868 - Karpniki: May 12, 1946 | Eugen Kühnemann (Eugen Kuhnemann) | Hanover: July 28, 1868 - Karpniki: May 12, 1946

German physicist (1868–1946) | University of Göttingen | Hamm: July 28, 1868 - Hallenberg: June 14, 1946 | Theodor Wulf | Hamm: July 28, 1868 - Hallenberg

Finnish chemist (1867–1949) | August Wilhelm von Hofmann Medal (1940) | University of Helsinki | Vyborg: July 28, 1867 - Helsinki: January 20, 1949 | Gustaf

Portuguese scientist, chemist | University of Porto | Vila de Cucujães: July 28, 1853 - Santiago de Riba-Ul: August 23, 1923 | António Joaquim Ferreira da

German philosopher (1851-1914) | University of Bonn | Wallhalben: July 28, 1851 - Munich: October 17, 1914 | Theodor Lipps | Wallhalben: July 28, 1851

Mathematician, barrister (1849–1933) | determinant | St John's College | Leith: July 28, 1849 - Cambridge: November 18, 1933 | Robert Forsyth Scott | Leith

French philosopher and historian (1845–1921) | Concours général, Commander of the Legion of Honour | Lycée Henri-IV, Heidelberg University, École Normale

maker of scientific instruments (1844-1931) | Fellow of the Royal Society, Knight Bachelor, Cunningham Medal (1881) | July 28, 1844 - Monkstown: September 16, 1931

Russian writer and engineer | July 28, 1822 - January 1, 1901 | Ippolit Panaev | July 28, 1822 - January 1, 1901

Belgian philosopher | University of Liège | Liège: July 28, 1822 - Liège: March 2, 1896 | Alphonse Le Roy (Crahay) | Liège: July 28, 1822 - Liège: March 2, 1896

American chemist and educator (1810-1888) | Rensselaer Polytechnic Institute, University of Pennsylvania | Philadelphia: July 28, 1810 - Haverford: March 21, 1888

July 28, 1807 - Wallisellen: March 2, 1987 | Carl Fredrik Lindahl | July 28, 1807 - Wallisellen: March 2, 1987

German philosopher and anthropologist (1804–1872) | The Essence of Christianity, Thoughts on Death and Immortality | Humboldt University of Berlin

American engineer and inventor (1795-1868) | Hoboken: July 28, 1795 - Paris: August 7, 1868 | Edwin Augustus Stevens | Hoboken: July 28, 1795 - Paris: August 7, 1868

President of Mexico (1787-1848) | University of Guadalajara | Zacatecas: July 28, 1787 - Mexico City: August 5, 1848 | Pedro Vélez (Pedro Velez) | Zacatecas

German academic | University of Marburg | Marburg: July 28, 1743 - Rinteln: October 6, 1797 | Johann Matthäus Hassencamp (Johann Matthaus Hassencamp)

July 28, 1656 - January 1, 1986 | Volckmar Wilhelm Stenger | July 28, 1656 - January 1, 1986

English natural philosopher, architect and polymath (1635 — 1703) | Fellow of the Royal Society (1663) | Hooke's law, Micrographia, Montagu House, Church of

Italian scholar and poet (1304-1374) | Poet's Crown (1341) | Africa, De viris illustribus, Il Canzoniere, Epistolae familiares, Secretum, Triumphs, Liber sine