List of logicians

A logician is a person who studies logic. Some famous logicians are listed below in English alphabetical transliteration order (by surname).

• 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)

• 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)

• 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)

• 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)

• Samuel Eilenberg (Poland, 1913–1998)
• Alexander Esenin-Volpin (Russia, 1924–2016)
• John Etchemendy (US, born 1952)
• Leonhard Euler (Switzerland, 1707–1783)

• 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)

• 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)

• 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)

• Ibn Taymiyyah (Turkey, 1263–1328 AD)
• Marsilius of Inghen (Netherlands/France/Germany, 1330/1340–1396)

• 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)

• 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)

• Christine Ladd-Franklin (US, 1847–1930)
• Joachim Lambek (Canada, 1922–2014)
• Johann Heinrich Lambert (France/Germany, 1728–1777)
• Karel Lambert (US, born 1928)
• Gottfried Wilhelm Leibniz (Germany, 1646–1716)
• Stanisław Leśniewski (Poland, 1886–1939)
• Clarence Irving Lewis (US, 1883–1964)
• David Kellogg Lewis (US, 1941–2001)
• Adolf Lindenbaum (Poland, 1904–1941)
• Per Lindström (Sweden, 1936–2009)
• Ramon Llull (Spain, 1232–1315)
• Martin Löb (Germany, 1921–2006)
• Paul Lorenzen (Germany, 1915–1994)
• Jerzy Łoś (Poland, 1920–1998)
• Hermann Lotze (Germany, 1817–1881)
• Leopold Löwenheim (Germany, 1878–1957)
• Jan Łukasiewicz (Poland, 1878–1956)

• Hugh MacColl (Scotland, 1837–1909)
• Saunders Mac Lane (US, 1909–2005)
• Dugald Macpherson (UK, 20th century)
• Penelope Maddy (US, born 1950)
• John Mair (Scotland, 1467–1550)
• David Makinson (Australia, UK, born 1941)
• María Manzano (Spain, born 1950)
• Gary R. Mar (US, born 1952)
• Ruth Barcan Marcus (US, 1921–2012)
• Donald A. Martin (US, born 1940)
• Richard Milton Martin (US, 1916–1985)
• Per Martin-Löf (Sweden, born 1942)
• Pavel Materna (Czech Republic, 1930–2024)
• Yuri Matiyasevich (Russia/Soviet Union, born 1947)
• C. A. Meredith (Ireland, 1904–1976)
• Bob Meyer (US, 1932–2009)
• John Stuart Mill (England, 1806–1873)
• Grigori Mints (Soviet Union/Estonia/US, 1939–2014)
• Richard Montague (US, 1930–1971)
• Yiannis N. Moschovakis (US, born 1938)
• Andrzej Mostowski (Poland, 1913–1975)

• Sara Negri (Italy/Finland, born 1967)
• Edward Nelson (US, 1932–2014)
• John von Neumann (Hungary, US, 1903–1957)
• John Henry Newman (England, 1801–1890) (see Grammar of Assent)
• Jean Nicod (France, 1893–1924)
• Pyotr Novikov (Russia/Soviet Union, 1901–1975)
• Nagarjuna (India, c.150–c.250)
• Anil Nerode (US, born 1932)

• William of Ockham (England, 1285–1349)
• Piergiorgio Odifreddi (Italy, born 1950)
• Ivan Orlov (Russia, 1886–1936)

• John Pagus (France, fl. 1220–1229)
• Jeff Paris (UK, born 1944)
• Charles Parsons (US, 1933–2024)
• Solomon Passy (Bulgaria, born 1956)
• Paul of Venice (Italy, 1369–1429)
• Christine Paulin-Mohring (France, born 1962)
• Giuseppe Peano (Italy, 1858–1932)
• Dan Pedersen (US, born, 1945)
• Charles Sanders Peirce (US, 1839–1914)
• Lorenzo Peña (Spain, born 1944)
• Chaïm Perelman (Poland, Belgium, 1912–1984)
• Rózsa Péter (Hungary, 1905–1977)
• Paolo da Pergola (Italy, died 1455)
• Peter of Spain (13th century, usually assumed to be Pope John XXI)
• Philo the Dialectician (Greece, 4th–3rd century BC)
• Walter Pitts (US, 1923–1969)
• Porphyry (c. 234–c. 305)
• Henry Pogorzelski (US, 1922–2015)
• Emil Leon Post (US, 1897–1954)
• Dag Prawitz (Sweden, born 1936)
• Mojżesz Presburger (Poland, 1904–1943)
• Graham Priest (Australia, born 1948)
• Arthur Prior (New Zealand, UK, 1914–1969)
• Hilary Putnam (US, 1926–2016)
• Plato (Greek, 427–347 B.C.)

• Willard Van Orman Quine (US, 1908–2000)

• Michael O. Rabin (Israel, US, 1931–2026)
• Constantin Rădulescu-Motru (Romania, 1868–1957)
• Frank Plumpton Ramsey (UK, 1903–1930)
• Petrus Ramus (France, 1515–1572)
• Helena Rasiowa (Poland, 1917–1994)
• Carveth Read (UK, 1848–1931)
• Abraham Robinson (Israel, UK, Canada, US, 1918–1974)
• Raphael M. Robinson (US, 1911–1995)
• Julia Robinson (US, 1919–1985)
• J. Barkley Rosser (US, 1907–1989)
• Richard Routley, later Richard Sylvan (New Zealand, 1935–1996)
• Frederick Rowbottom (UK, 1938–2009)
• Ian Rumfitt (UK, 20th century)
• Bertrand Russell (UK, 1872–1970)

• Giovanni Girolamo Saccheri (Italy, 1667–1733)
• Raghunatha Siromani (India, c. 1477–1547)
• Gerald Sacks (US, 1933–2019)
• Albert of Saxony (Germany, c. 1316–1390)
• Rolf Schock (US, Sweden, 1933–1986)
• Moses Schönfinkel (USSR, 1889–1942)
• Ernst Schröder (Germany, 1841–1902)
• Kurt Schütte (Germany, 1909–1998)
• Dana Scott (US, born 1932)
• Sedulius Scottus (Ireland/France, fl. 840–860)
• John Duns Scotus (UK, France, c. 1266–1308)
• Stewart Shapiro (US, born 1951)
• Fyodor Shcherbatskoy (Russia, 1866–1942)
• Saharon Shelah (Israel, born 1945)
• Gila Sher (Israel/US)
• William of Sherwood (England, 1190–1249)
• Hui Shi (China, fl. 4th century BC)
• Simplicius of Cilicia (Turkey/Iran, c. 490–c. 560)
• Raghunatha Siromani (India, 1470s–1550s)
• Thoralf Skolem (Norway 1887–1963)
• Dimiter Skordev (Bulgaria, born 1936)
• Theodore Slaman (US, born 1954)
• Raymond Smullyan (US, 1919–2017)
• William of Soissons (France, 12th century)
• Robert M. Solovay (US, born 1938)
• Richard the Sophister (fl. late 13th century)
• Peter of Spain (13th century)
• John R. Steel (US, born 1948)
• Martin Stokhof (Netherlands, born 1950)
• Ralph Strode (England, fl. 1350–1400)
• Richard Swineshead (England, fl. c. 1340–1354)
• Richard Sylvan, born Richard Routley (New Zealand, 1935–1996)

• Gaisi Takeuti (Japan, 1926–2017)
• Alfred Tarski (Poland, 1902–1983)
• Theophrastus (Greece, 371–c. 287 BC)
• Pavel Tichý (Czechoslovakia, New Zealand, 1936–1994)
• Friedrich Adolf Trendelenburg (Germany, 1802–1872)
• Anne Sjerp Troelstra (Netherlands, 1939–2019)
• Alan Turing (UK, 1912–1954)
• Kazimierz Twardowski (Poland, 1866–1938)
• Thales Of Miletus (Turkey, 626 BC – 545 BC)

• Udayana, author of Nyayakusumanjali (rational theology to prove the existence of God using logic) (India, 10th century)
• Udyotakara (India, c. 6th century AD)
• Alasdair Urquhart (UK, born 1945)
• Vladimir Uspensky (Soviet Union/Russia, 1930–2018)

• Lorenzo Valla (Italy, c. 1407–1457)
• Moshe Y. Vardi (Israel, born 1954)
• Nicolai A. Vasiliev (Russia, 1880–1940)
• Robert Lawson Vaught (US, 1926–2002)
• Paul of Venice (Italy, 1368–1428)
• John Venn (England, 1834–1923)
• Juan Luis Vives (Spain, 1493–1540)
• Pakṣilasvāmin Vātsyāyana wrote the first known commentary on Goutama's Nyaya Sutras (5th century AD)

• Hao Wang (China/US, 1921–1995)
• Isaac Watts (England, 1674–1748)
• Richard Whately (England, 1787–1863)
• Alfred North Whitehead (UK, 1861–1947)
• Ludwig Wittgenstein (Austria, UK, 1889–1951)
• Christian Wolff (Germany, 1679–1754)
• W. Hugh Woodin (US, born 1955)
• John Woods (Canada, 1937–2024)
• Georg Henrik von Wright (Finland, UK, 1916–2003)

• Jin Yuelin (China, 1895–1984)

• Jacopo Zabarella (Italy, 1533–1589)
• Lotfi A. Zadeh (US, 1921–2017)
• Ernst Zermelo (Germany, 1871–1953)
• Alexander Zinoviev (Soviet Union, 1922–2006)