A logician is a person who studies logic. Some famous logicians are listed below in English alphabetical transliteration order (by surname).
A Peter Abelard (France, 1079–1142) Wilhelm Ackermann (Germany, 1896–1962) Sergei Adian (Russia/Soviet Union/Armenia, 1931–2020) Rodolphus Agricola (Germany, 1443/1444–1485) Kazimierz Ajdukiewicz (Poland, 1890–1963) Alcuin (England/France, c. 735–804) Alan Ross Anderson (US, 1924–1972) Peter B. Andrews (US, 1938–2025) Thomas Aquinas (Italy/France, 1225–1274) Lennart Åqvist (Sweden, 1932-2019) Aristotle (Greece, 384–322 BC) Heiric of Auxerre (France, 841–876) A. J. Ayer (England, 1910–1989)
B Bahmanyār (Iran, died 1067) Jayanta Bhatta (India, 850–910) Alexander Bain (UK, 1818–1903) Yehoshua Bar-Hillel (Israel, 1915–1975) Ruth Barcan Marcus (US, 1921–2012) Henk Barendregt (Netherlands, born 1947) Jon Barwise (US, 1942–2000) James Earl Baumgartner (US, 1943–2011) John Lane Bell (UK and Canada, born 1945) Nuel Belnap (US, 1931–2024) Paul Benacerraf (US, 1931–2025) Jean Paul Van Bendegem (Belgium, born 1953) Johan van Benthem (Netherlands, born 1949) Paul Bernays (Switzerland, 1888–1977) Evert Willem Beth (Netherlands, 1908–1964) Jean-Yves Béziau (Switzerland, born 1965) Józef Maria Bocheński (Poland, 1902–1995) Boethius (Rome/Ostrogothic Kingdom, c. 480–524/525) Bernard Bolzano (Austrian Empire, 1781–1848) Andrea Bonomi (Italy, born 1940) George Boole (England/Ireland, 1815–1864) George Boolos (US, 1940–1996) Nicolas Bourbaki (pseudonym used by a group of French mathematicians, 20th century) Thomas Bradwardine (England, c. 1290–26 August 1349) Richard Brinkley (England, died c. 1379) Luitzen Egbertus Jan Brouwer (Netherlands, 1881–1966) Alan Richard Bundy (UK, born 1947) Franco Burgersdijk (Netherlands, 1590–1629) Jean Buridan (France, c. 1300–post 1358) Walter Burley (England, c. 1275–1344/5)
C Chanakya (India, Mouryan Empire, 371–285 BC) Georg Ferdinand Cantor (Germany, 1845–1918) Rudolf Carnap (Germany, 1891–1970) Lewis Carroll (UK, 1832–1898) Categoriae decem (Latin, fifth century) Gregory Chaitin (Argentina/US, born 1947) Chrysippus (Greece, c. 280 BC – c. 207 BC) Alonzo Church (US, 1903–1995) Leon Chwistek (Poland, 1884–1944) Gordon H. Clark (US, 1902–1985) Paul Joseph Cohen (US, 1934–2007) Conimbricenses, name by which Jesuits of the University of Coimbra (Portugal) were known (1591–1606) S. Barry Cooper (UK, 1943–2015) Jack Copeland (UK, born 1950) Thierry Coquand (France, born 1961) John Corcoran (US, 1937–2021) Newton da Costa (Brazil, 1929–2024) William Craig (US, 1918–2016) Haskell Curry (US, 1900–1982) Tadeusz Czeżowski (Poland, 1889–1981)
D Dirk van Dalen (Netherlands, born 1932) Martin Davis (US, 1928–2023) Augustus De Morgan (UK, 1806–1871) René Descartes (France, 1596–1650) Dharmakirti (India, c. 7th century) Dignāga (India, fl. 5th century) Diodorus Cronus (Greece, 4th–3rd century BC) Martin Dorp (Netherlands, c. 1485–1525) John Dumbleton (England, died c. 1349) Michael A. E. Dummett (UK, 1925–2011) Jon Michael Dunn (US, 1941–2021)
E Samuel Eilenberg (Poland, 1913–1998) Alexander Esenin-Volpin (Russia, 1924–2016) John Etchemendy (US, born 1952) Leonhard Euler (Switzerland, 1707–1783)
F Solomon Feferman (US, 1928–2016) Richard Ferrybridge (England, 14th century) Hartry Field (US, born 1946) Kit Fine (US, born 1946) Melvin Fitting (US, born 1942) Graeme Forbes (Scotland, 20th century) Matthew Foreman (US, born 1957) Michael Fourman (UK, born 1950) Roland Fraïssé (France, 1920–2008) Abraham Fraenkel (Germany, 1891–1965) Gottlob Frege (Germany, 1848–1925) Harvey Friedman (US, born 1948)
G Dov Gabbay (UK, born 1945) Haim Gaifman (US, born 1934) L. T. F. Gamut (collective pseudonym used by a group of Dutch logicians, fl. 1980s–1990s) Robin Gandy (UK, 1919–1995) Sol Garfunkel (US, born 1943) Garlandus Compotista (France, c. 11th century) Akṣapāda Gautama, author of Nyāya Sūtras and founder of Nyaya school of Hindu philosophy (India, c. 6th century BC to 2nd century AD) Gangesha Upadhyaya, author of Tattvacintāmaṇi (A Thought-Jewel of Truth) and founder of Navya-Nyāya (India, c. 14th century AD) Peter Geach (UK, 1916–2013) Gerhard Gentzen (Germany, 1909–1945) Joseph Diaz Gergonne (France, 1771–1859) Gilbert de la Porrée (France, 1070–1154) Giles of Rome (Italy, c. 1243–1316) Jean-Yves Girard (France, born 1947) Kurt Gödel (Austria, US, 1906–1978) Reuben Louis Goodstein (England, 1912–1985) Valentin Goranko (Bulgaria/Sweden, born 1959) Siegfried Gottwald (Germany, 1943–2015) Jeroen Groenendijk (Netherlands, 1949–2023)
H Susan Haack (UK, born 1945) Petr Hájek (Czech Republic, 1941–2016) Leo Harrington (US, born 1946) Robert S. Hartman (Germany/US, 1910–1973) Georg Wilhelm Friedrich Hegel (Germany, 1770–1831) Jean Van Heijenoort (France/US, 1912–1986) Leon Henkin (US, 1921–2006) Jacques Herbrand (France, 1908–1931) Arend Heyting (Netherlands, 1898–1980) David Hilbert (Germany, 1862–1943) Jaakko Hintikka (Finland, 1929–2015) Alfred Horn (US, 1918–2001) William Alvin Howard (US, 1926–2026) Ehud Hrushovski (Israel, born 1959) Gérard Huet (France, born 1947)
I Ibn Taymiyyah (Turkey, 1263–1328 AD) Marsilius of Inghen (Netherlands/France/Germany, 1330/1340–1396)
J Giorgi Japaridze (Georgia, 20th century) Stanisław Jaśkowski (Poland, 1906–1965) Richard Jeffrey (US, 1926–2002) Ronald Jensen (US, Europe, 1936–2025) William Stanley Jevons (England, 1835–1882) John of St. Thomas/John Poinsot (Portugal/Spain, 1589–1644) William Ernest Johnson (UK, 1858–1931) Dick de Jongh (Netherlands, born 1939) Bjarni Jónsson (Iceland, 1920–2016) Philip Jourdain (UK, 1879–1919) Joachim Jungius (Germany, 1587–1657) Jñanasrimitra (India, 10th century)
K David Kaplan (US, born 1933) Alexander S. Kechris (US, born 1946) Howard Jerome Keisler (US, born 1936) Ahmed Raza Khan (India, 1856–1921) Richard Kilvington (England, c. 1305–1361) Robert Kilwardby (England, c. 1215–1279) Stephen Cole Kleene (US, 1909–1994) Tadeusz Kotarbiński (Poland, 1886–1981) Robert Kowalski (US, UK, born 1941) Georg Kreisel (Austria/Britain/US, 1923–2015) Saul Kripke (US, 1940–2022) Leopold Kronecker (Germany, 1823–1891) Kenneth Kunen (US, 1943–2020)
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