List of philosophers born in the 20th century

Philosophers born in the 20th century (and others important in the history of philosophy) listed alphabetically:


 * Note: This list has a minimal criterion for inclusion and the relevance to philosophy of some individuals on the list is disputed.

A

 * Elisa Aaltola (born 1976)
 * Richard Aaron (1901–1987)
 * Gholamreza Aavani (born 1943)
 * Nicola Abbagnano (1901–1990)
 * Ruth Abbey (born 1961)
 * Bijan Abdolkarimi (born 1963)
 * Taha Abdurrahman (born 1944)
 * Masao Abe (1915–2006)
 * Henry D. Abelove (born 1945)
 * Raziel Abelson (1921–2017)
 * Miguel Abensour (1939–2017)
 * Arash Abizadeh
 * William Emmanuel Abraham (born 1934)
 * David Abram (born 1957)
 * Gerd B. Achenbach (born 1947)
 * Peter Achinstein (born 1935)
 * Hans Achterhuis (born 1942)
 * Felicia Nimue Ackerman (born 1947)
 * J. L. Ackrill (1921–2007)
 * H. B. Acton (1908–1974)
 * Carol J. Adams (born 1951)
 * James Luther Adams (1901–1994)
 * Marilyn McCord Adams (1943–2017)
 * Maynard Adams (1919–2003)
 * Robert Merrihew Adams (1937–2024)
 * Peter Adamson (born 1972)
 * Matthew Adler (born 1962)
 * Mortimer J. Adler (1902–2001)
 * Mantas Adomėnas (born 1972)
 * Theodor Adorno (1903–1969)
 * Sediq Afghan (born 1958)
 * Michel Aflaq (1910–1989)
 * Sylviane Agacinski (born 1945)
 * Giorgio Agamben (born 1942)
 * Joseph Agassi (1927–2023)
 * Khurshid Ahmad (born 1932)
 * Arif Ahmed
 * Scott Aikin (born 1971)
 * Timo Airaksinen (born 1947)
 * Shabbir Akhtar (1960–2023)
 * Lilli Alanen (1941–2021)
 * David Albert (born 1954)
 * Hans Albert (1921–2023)
 * Rogers Albritton (1923–2002)
 * Linda Martín Alcoff (born 1955)
 * Virgil Aldrich (1903–1998)
 * Gerda Alexander (1908–1994)
 * Aleksandr Danilovich Aleksandrov (1912–1999)
 * Robert Alexy (born 1945)
 * Keimpe Algra (born 1959)
 * Lucy Allais
 * George James Allan (born 1935)
 * Trevor Allan (born 1955)
 * Amy Allen
 * Anita L. Allen (born 1953)
 * Diogenes Allen (1932–2013)
 * William B. Allen (born 1944)
 * Henry E. Allison (1937–2023)
 * Ferdinand Alquié (1906–1985)
 * William Alston (1921–2009)
 * Jimmy Altham (born 1944)
 * Louis Althusser (1918–1990)
 * Thomas J. J. Altizer (1927–2018)
 * Alexander Altmann (1906–1987)
 * Peter Alward (born 1964)
 * Alice Ambrose (1906–2001)
 * Karl Ameriks (born 1947)
 * Roger T. Ames (born 1947)
 * Günther Anders (1902–1992)
 * Alan Ross Anderson (1925–1973)
 * C. Anthony Anderson (born 1940)
 * Elizabeth S. Anderson (born 1959)
 * John Mueller Anderson (1914–1999)
 * Pamela Sue Anderson (1955–2017)
 * R. Lanier Anderson
 * Judith Andre
 * Kristin Andrews (born 1971)
 * Antanas Andrijauskas (born 1948)
 * Irving Anellis (1946–2013)
 * Ian Angus (born 1949)
 * Loreta Anilionytė
 * Julia Annas (born 1946)
 * G. E. M. Anscombe (1918–2001)
 * Keith Ansell-Pearson (born 1960)
 * Dario Antiseri (born 1940)
 * Maria Rosa Antognazza (born 1964)
 * John P. Anton (1920–2014)
 * G. Aldo Antonelli (1962–2015)
 * Louise Antony
 * Karl-Otto Apel (1922–2017)
 * Kwame Anthony Appiah (born 1954)
 * Richard Appignanesi (born 1940)
 * Richard Aquila (born 1944)
 * Lennart Åqvist (born 1932)
 * István Aranyosi (born 1975)
 * Reza Davari Ardakani (born 1933)
 * Hannah Arendt (1906–1975)
 * Türker Armaner (born 1968)
 * Leslie Armour (1931–2014)
 * A. H. Armstrong (1909–1997)
 * David Malet Armstrong (1926–2014)
 * John Armstrong (born 1966)
 * Juan Arnau (born 1968)
 * Richard Arneson
 * Rudolf Arnheim (1904–2007)
 * Raymond Aron (1905–1983)
 * Robert Arp (born 1970)
 * Nomy Arpaly (born 1973)
 * Robert Arrington (1938–2015)
 * Kenneth Arrow (1921–2017)
 * Zaki al-Arsuzi (1899–1968)
 * Sergei N. Artemov (born 1951)
 * John Arthur (1946–2007)
 * Mariano Artigas (1938–2006)
 * Adil Asadov (born 1958)
 * Molefi Kete Asante (born 1942)
 * Karl Aschenbrenner (1911–1988)
 * Pandurang Shastri Athavale (1920–2003)
 * Margaret Atherton (born 1943)
 * George N. Atiyeh (1923–2008)
 * Ronald Field Atkinson (1928–2005)
 * Henri Atlan (born 1931)
 * Syed Muhammad Naquib al-Attas (born 1931)
 * Robin Attfield (born 1931)
 * Elspeth Attwooll (born 1943)
 * Gwenaëlle Aubry (born 1971)
 * Robert Audi (born 1941)
 * Lene Auestad (born 1973)
 * John Langshaw Austin (1911–1960)
 * Randall Auxier (born 1961)
 * Armen Avanessian (born 1973)
 * Jeremy Avigad (born 1968)
 * Anita Avramides (born 1952)
 * Kostas Axelos (1924–2010)
 * Francisco J. Ayala (1934–2023)
 * Alfred Jules Ayer (1910–1989)
 * Michael R. Ayers (born 1935)
 * Hiroki Azuma (born 1971)
 * Joxe Azurmendi (born 1941)
 * Jody Azzouni (born 1954)

B

 * Harriet Baber (born 1950)
 * Babette Babich (born 1956)
 * Kent Bach (born 1943)
 * Bronisław Baczko (1924–2016)
 * Alain Badiou (born 1937)
 * Julian Baggini (born 1968)
 * Archie J. Bahm (1907–1996)
 * Annette Baier (1929–2012)
 * Kurt Baier (1917–2010)
 * Moya Bailey
 * Alan Baker
 * Gordon Park Baker (1938–2002)
 * Lynne Rudder Baker (1944–2017)
 * Albena Bakratcheva (born 1961)
 * Gopal Balakrishnan (born 1966)
 * Tom Baldwin (born 1947)
 * Étienne Balibar (born 1942)
 * Renford Bambrough (1926–1999)
 * Hassan al-Banna (1906–1949)
 * Michael Banner (born 1961)
 * Yehoshua Bar-Hillel (1915–1975)
 * Dorit Bar-On (born 1955)
 * Karen Barad (born 1956)
 * Amiri Baraka (1934–2014)
 * José Barata-Moura (born 1948)
 * Renaud Barbaras (born 1955)
 * Ian Barbour (1923–2013)
 * Alejandro Bárcenas
 * Sidi Mohamed Barkat (born 1948)
 * Jason Barker (born 1971)
 * Stephen F. Barker (1927–2019)
 * Elizabeth Barnes
 * Hazel Barnes (1915–2008)
 * Jonathan Barnes (born 1942)
 * Marcia Baron (born 1955)
 * William Barrett (1913–1992)
 * Eduardo Barrio
 * Phillip Barron
 * Brian Barry (1936–2009)
 * Christian Barry
 * Norman P. Barry (1944–2008)
 * Roland Barthes (1915–1980)
 * Lauren Swayne Barthold (born 1965)
 * Sandra Bartky (1935–2016)
 * Steven James Bartlett (born 1945)
 * W. W. Bartley III (1934–1990)
 * Renate Bartsch (born 1939)
 * Shadi Bartsch (born 1966)
 * Jon Barwise (1942–2000)
 * Jacques Barzun (1907–2012)
 * David Basinger (born 1947)
 * Diderik Batens (born 1944)
 * Gregory Bateson (1904–1980)
 * David Batstone (born 1958)
 * Jean Baudrillard (1929–2007)
 * Nancy Bauer (born 1960)
 * Zygmunt Bauman (1925–2017)
 * Charles A. Baylis (1902–1975)
 * Francoise Baylis (born 1961)
 * Jc Beall (born 1966)
 * Monroe Beardsley (1915–1985)
 * Tom Beauchamp (born 1939)
 * Jean Beaufret (1907–1982)
 * Emily Beausoleil
 * Simone de Beauvoir (1908–1986)
 * Anthony Beavers (born 1963)
 * William Bechtel (born 1951)
 * Lewis White Beck (1913–1997)
 * Gerhold K. Becker (born 1943)
 * Lawrence C. Becker (1939–2018)
 * Francis J. Beckwith (born 1960)
 * Hugo Bedau (1926–2012)
 * Mark Bedau (born 1950)
 * Helen Beebee (born 1968)
 * Hasna Begum (1935–2020)
 * Ernst Behler (1928–1997)
 * Werner Beierwaltes (1931–2019)
 * Frederick C. Beiser (born 1949)
 * Charles Beitz (born 1949)
 * Daniel Bell (1919–2011)
 * John Lane Bell (born 1945)
 * Shannon Bell (born 1955)
 * Robert N. Bellah (1927–2013)
 * Kathryn Sophia Belle (born 1978)
 * Nuel Belnap (born 1930)
 * Yemima Ben-Menahem (born 1946)
 * Aaron Ben-Ze'ev (born 1949)
 * Paul Benacerraf (born 1931)
 * Linos Benakis (born 1928)
 * José Benardete (1928–2016)
 * Seth Benardete (1930–2001)
 * David Benatar (born 1966)
 * Seyla Benhabib (born 1950)
 * Piers Benn (born 1962)
 * Jonathan Bennett (born 1930)
 * Geoffrey Bennington (born 1956)
 * Alain de Benoist (born 1943)
 * Bruce Ellis Benson (born 1960)
 * Sergio Benvenuto (born 1948)
 * Floris van den Berg (born 1973)
 * Peter L. Berger (1929–2017)
 * Frithjof Bergmann (1930–2021)
 * Gustav Bergmann (1906–1987)
 * Michael Bergmann (born 1964)
 * Lars Bergström
 * Arnold Berleant (born 1932)
 * Isaiah Berlin (1909–1997)
 * Marshall Berman (1940–2013)
 * José Benardete (1928–2016)
 * Seth Benardete (1930–2001)
 * Robert Bernasconi (born 1950)
 * Walter Berns (1919–2015)
 * Andrew Bernstein (born 1949)
 * Jay Bernstein (born 1947)
 * Mark H. Bernstein
 * Richard J. Bernstein (born 1932)
 * Marcus Berquist (1934–2010)
 * Wendell Berry (born 1934)
 * Ludwig von Bertalanffy (1901–1972)
 * Peter Anthony Bertocci (1910–1989)
 * Steven Best (born 1955)
 * Gábor Betegh (born 1968)
 * Richard Bett
 * Mark Bevir (born 1963)
 * Jean-Yves Béziau (born 1965)
 * Homi K. Bhabha (born 1949)
 * Roy Bhaskar (1944–2014)
 * Nalini Bhushan
 * Vladimir Bibikhin (1938–2004)
 * Cristina Bicchieri (born 1950)
 * Jacques Bidet (born 1935)
 * Jean Biès (1933–2014)
 * Simone Bignall
 * Anat Biletzki (born 1952)
 * Akeel Bilgrami (born 1950)
 * Purushottama Bilimoria
 * Nikola Biller-Andorno
 * Katalin Bimbó (born 1963)
 * Harry Binswanger (born 1944)
 * Alexander Bird (born 1964)
 * Garrett Birkhoff (1911–1996)
 * Peg Birmingham
 * Jeffrey Bishop (born 1967)
 * Frode Alfson Bjørdal (born 1944)
 * Max Black (1909–1988)
 * Simon Blackburn (born 1944)
 * Russell Blackford (born 1954)
 * Oliva Blanchette (1929–2021)
 * Patricia Blanchette
 * Maurice Blanchot (1907–2003)
 * Joseph Leon Blau (1909–1986)
 * David Blitz
 * Ned Block (born 1942)
 * Allan Bloom (1930–1992)
 * Lawrence Blum (born 1943)
 * Albert Blumberg (1906–1997)
 * Hans Blumenberg (1920–1996)
 * Andy Blunden (born 1945)
 * Norberto Bobbio (1909–2004)
 * Chris Bobonich (born 1960)
 * Susanne Bobzien (born 1960)
 * Jozef Maria Bochenski (1902–1995)
 * Remo Bodei (1938–2019)
 * Margaret Boden (born 1936)
 * James Bogen
 * Paul Boghossian (born 1957)
 * Peter Boghossian
 * David Bohm (1917–1992)
 * Gernot Böhme (born 1937)
 * Hilary Bok (born 1959)
 * Sissela Bok (born 1934)
 * Alisa Bokulich
 * Daniel Bonevac
 * Dietrich Bonhoeffer (1906–1945)
 * Laurence BonJour (born 1943)
 * Murray Bookchin (1921–2006)
 * George Boolos (1940–1996)
 * William James Booth
 * Susan Bordo
 * Michael Bordt (born 1960)
 * Emma Borg
 * Albert Borgmann (born 1937)
 * Eugene Borowitz (1924–2016)
 * Giovanna Borradori
 * Lisa Bortolotti (born 1974)
 * David Bostock (1936–2019)
 * Inga Bostad (born 1963)
 * Nick Bostrom (born 1973)
 * George Botterill (born 1949)
 * Eileen Hunt Botting (born 1971)
 * Alain de Botton (born 1969)
 * Tina Fernandes Botts
 * Pierre Bourdieu (1930–2002)
 * Jacques Bouveresse (1940–2021)
 * Luc Bovens
 * David Frederick Bowers (1906–1945)
 * Andrew Bowie (born 1952)
 * Bernard Boxill
 * Jan Boxill (born 1939)
 * Richard Boyd (1942–2021)
 * Joseph A. Bracken (born 1930)
 * Costica Bradatan
 * Richard Bradley (born 1964)
 * Michael Brady (born 1965)
 * Rémi Brague (born 1947)
 * Rosi Braidotti (born 1954)
 * David Braine (1940–2017)
 * Richard-Bevan Braithwaite (1900–1990)
 * Theodore Brameld (1904–1987)
 * Myles Brand (1942–2009)
 * Robert Brandom (born 1950)
 * Richard B. Brandt (1910–1997)
 * Eva Brann (born 1929)
 * Ray Brassier (born 1965)
 * Michael Bratman (born 1945)
 * Stephen E. Braude (born 1945)
 * David Braybrooke (1924–2013)
 * Geoffrey Brennan (born 1944)
 * Jason Brennan (born 1979)
 * Samantha Brennan
 * Teresa Brennan (1952–2003)
 * Bill Brewer
 * Jean Bricmont (born 1952)
 * Ingo Brigandt
 * Harry Brighouse
 * Liam Kofi Bright
 * David O. Brink (born 1958)
 * Susan Brison
 * Luc Brisson (born 1946)
 * Charles Francis Brittain
 * Alexander Broadie
 * Sarah Broadie (1941–2021)
 * Dan W. Brock (1937–2020)
 * May Brodbeck (1917–1983)
 * Berit Brogaard (born 1970)
 * Johannes Bronkhorst (born 1946)
 * Stephen Bronner (born 1949)
 * Thom Brooks (born 1973)
 * John Broome (born 1947)
 * Janet Broughton
 * Harvey Brown (born 1950)
 * Wendy Brown (born 1955)
 * Kimberley Brownlee (born 1978)
 * Bartosz Brożek (born 1977)
 * Pascal Bruckner (born 1948)
 * Robert Brumbaugh (1918–1992)
 * Fernand Brunner (1920–1991)
 * Brian Bruya (born 1966)
 * Edwin Bryant (born 1957)
 * Levi Bryant
 * Jeffrey Bub (born 1942)
 * Allen Buchanan (born 1948)
 * Ian Buchanan (born 1969)
 * James M. Buchanan (1919–2013)
 * Gerd Buchdahl (1914–2001)
 * Justus Buchler (1914–1991)
 * Henry Bugbee (1915–1999)
 * Mario Bunge (1919–2020)
 * Martin Bunzl (born 1948)
 * Tyler Burge (born 1946)
 * Ronna Burger (born 1947)
 * J. Peter Burgess (born 1961)
 * John P. Burgess (born 1948)
 * Teresa Blankmeyer Burke
 * Arthur Burks (1915–2008)
 * James Burnham (1905–1987)
 * John Burnheim (1927–2023)
 * Elizabeth Burns
 * Myles Burnyeat (1939–2019)
 * David Burrell (born 1933)
 * Roderick D. Bush (1945–2013)
 * Panayot Butchvarov (born 1933)
 * Judith Butler (born 1956)
 * Jeremy Butterfield (born 1954)
 * Victor L. Butterfield (1904–1975)
 * Stephen Butterfill
 * Charles Butterworth (born 1938)

C

 * Amílcar Cabral (1924–1973)
 * Julio Cabrera
 * Massimo Cacciari (born 1944)
 * John Cage (1912–1992)
 * Cheshire Calhoun
 * Daniel Callahan (1930–2019)
 * Joan Callahan (1946–2019)
 * Agnes Callard (born 1976)
 * Craig Callender (born 1968)
 * J. Baird Callicott (born 1941)
 * Elisabeth Camp
 * Donald T. Campbell (1916–1996)
 * John Campbell (born 1956)
 * Joseph Campbell (1904–1987)
 * Victoria Camps (born 1941)
 * Albert Camus (1913–1960)
 * Georges Canguilhem (1904–1995)
 * Leslie Cannold
 * Monique Canto-Sperber (born 1954)
 * Milič Čapek (1909–1997)
 * Herman Cappelen (born 1967)
 * John D. Caputo (born 1940)
 * Josiah S. Carberry (born 1929)
 * Claudia Card (1940–2015)
 * Taylor Carman (born 1965)
 * Walter Carnielli (born 1952)
 * Eduardo Carrasco (born 1940)
 * Peter Carravetta (born 1951)
 * Peter Carruthers (born 1952)
 * Arturo Carsetti (born 1940)
 * Rachel Carson (1907–1964)
 * Alan Carter (born 1952)
 * Nancy Cartwright (born 1944)
 * Richard Cartwright (1925–2010)
 * Olavo de Carvalho (1947–2022)
 * Edward S. Casey (born 1939)
 * Quassim Cassam (born 1961)
 * Barbara Cassin (born 1947)
 * Pierre Cassou-Noguès (born 1971)
 * Hector-Neri Castañeda (1924–1991)
 * Roberto Castillo (1950–2008)
 * David Castle (born 1967)
 * Cornelius Castoriadis (1922–1997)
 * Jean Cavaillès (1903–1944)
 * Paola Cavalieri (born 1950)
 * Stanley Cavell (1926–2018)
 * Christopher Celenza (born 1967)
 * Michel de Certeau (1925–1986)
 * Arindam Chakrabarti
 * Anjan Chakravartty
 * Alan Chalmers (born 1939)
 * David Chalmers (born 1966)
 * Clare Chambers (born 1976)
 * Timothy Chambers
 * Wing-tsit Chan (1901–1994)
 * Hasok Chang (born 1967)
 * Ruth Chang
 * Vere Claiborne Chappell (1930–2019)
 * David Charles
 * Debiprasad Chattopadhyaya (1918–1993)
 * Haridas Chaudhuri (1913–1975)
 * Albert Chernenko (1935–2009)
 * Harold F. Cherniss (1904–1987)
 * Mark Cherry
 * Ronda Chervin (born 1937)
 * Charles Chihara (1932–2020)
 * James Childress (born 1940)
 * Roderick Chisholm (1916–1999)
 * William Chittick (born 1943)
 * Kah Kyung Cho (born 1927)
 * Pema Chödrön (born 1936)
 * Noam Chomsky (born 1928)
 * Alonzo Church (1903–1995)
 * Patricia Churchland (born 1943)
 * Paul Churchland (born 1942)
 * C. West Churchman (1913–2004)
 * Frank Cioffi (1928–2012)
 * Emil Cioran (1911–1995)
 * Joanne B. Ciulla (born 1952)
 * Hélène Cixous (born 1937)
 * Jean Clam (born 1958)
 * Andy Clark (born 1957)
 * Gordon Clark (1902–1985)
 * Stephen R. L. Clark (born 1945)
 * Desmond Clarke (1942–2016)
 * W. Norris Clarke (1915–2008)
 * Carol Cleland (born 1948)
 * Justin Clemens (born 1969)
 * Catherine Clément (born 1939)
 * Paul Cliteur (born 1955)
 * Sharyn Clough (born 1965)
 * C. A. J. Coady (born 1936)
 * John B. Cobb (born 1925)
 * David Cockburn (born 1949)
 * Alan Code (born 1951)
 * Lorraine Code (born 1937)
 * Felix S. Cohen (1907–1953)
 * Gerald Cohen (1941–2009)
 * Joshua Cohen (born 1951)
 * L. Jonathan Cohen (1923–2006)
 * Selma Jeanne Cohen (1920–2005)
 * Priscilla Cohn (1933–2019)
 * David R. Cole (born 1967)
 * Jules Coleman (born 1947)
 * Lucio Colletti (1924–2001)
 * Patricia Hill Collins (born 1948)
 * Robin Collins
 * Mark Colyvan
 * John Joseph Compton (1928–2014)
 * André Comte-Sponville (born 1952)
 * Marcel Conche (born 1922)
 * James H. Cone (1938–2018)
 * Deborah Cook (1954–2020)
 * Joyce Mitchell Cook (1933–2014)
 * Ursula Coope (born 1969)
 * David E. Cooper (born 1942)
 * John M. Cooper (born 1939)
 * Rachel Cooper (born 1974)
 * Jack Copeland (born 1950)
 * Brian Copenhaver (born 1942)
 * Irving Copi (1917–2002)
 * Joan Copjec
 * Frederick Copleston (1907–1994)
 * Henry Corbin (1903–1978)
 * John Corcoran (1937–2021)
 * Viola Cordova (1937–2002)
 * Carla Cordua (born 1925)
 * David Corfield
 * Drucilla Cornell (born 1950)
 * Newton da Costa (born 1929)
 * John Cottingham (born 1943)
 * William Craig (1918–2016)
 * William Lane Craig (born 1949)
 * Tim Crane (born 1962)
 * Alice Crary (born 1967)
 * Robert P. Crease (born 1953)
 * Richard Creath (born 1947)
 * Max Cresswell (born 1939)
 * Roger Crisp (born 1961)
 * Simon Critchley (born 1960)
 * Helena Cronin (born 1942)
 * Robert Craigie Cross (1911–2000)
 * Richard Crossman (1907–1974)
 * Antonio Cua (1932–2007)
 * Ann Cudd
 * Garrett Cullity
 * Robert Denoon Cumming (1916–2004)
 * Chris Cuomo
 * Don Cupitt (born 1934)
 * Tommy J. Curry
 * Jean Curthoys (born 1947)
 * James T. Cushing (1937–2002)

D

 * François Dagognet (1924–2015)
 * Robert Dahl (1915–2014)
 * Daniel O. Dahlstrom (born 1948)
 * Mary Daly (1928–2010)
 * Jonathan Dancy (born 1946)
 * Arthur Danto (1924–2013)
 * Lindley Darden (born 1945)
 * Stephen Darwall (born 1946)
 * Arnold Davidson (born 1955)
 * Donald Davidson (1917–2003)
 * Brian Davies (born 1951)
 * Martin Davies (born 1950)
 * Stephen Davies
 * Angela Davis (born 1944)
 * Diane Davis (born 1963)
 * Michael Davis (born 1943)
 * Guy Debord (1931–1994)
 * Vianney Décarie (1917–2009)
 * Mario De Caro (born 1963)
 * Helen De Cruz (born 1978)
 * John Deely (1942–2017)
 * Maximilian de Gaynesford (born 1968)
 * Richard T. De George (born 1933)
 * John J. DeGioia (born 1957)
 * David DeGrazia (born 1962)
 * Charles De Koninck (1906–1965)
 * Manuel DeLanda (born 1952)
 * Gilles Deleuze (1925–1995)
 * Bernard Delfgaauw (1912–1993)
 * Paul de Man (1919–1983)
 * Lara Denis (born 1969)
 * Daniel Dennett (1942–2024)
 * Douglas Den Uyl (born 1950)
 * Keith DeRose (born 1962)
 * Jacques Derrida (1930–2004)
 * Giorgio de Santillana (1902–1974)
 * Peggy DesAutels
 * Vincent Descombes (born 1943)
 * Ronald de Sousa (born 1940)
 * Michael Detlefsen (1948–2019)
 * Eliot Deutsch (1931–2020)
 * Karl Deutsch (1912–1992)
 * Penelope Deutscher
 * Philippe Devaux (1902–1979)
 * Michael Devitt (born 1938)
 * Hent de Vries (born 1958)
 * L. Harold DeWolf (1905–1986)
 * Meena Dhanda
 * Cora Diamond (born 1937)
 * Donna Dickenson (born 1946)
 * George Dickie (1926–2020)
 * Michael R. Dietrich (born 1963)
 * Susan Ann Dimock
 * Zoran Đinđić (1952–2003)
 * Rosalyn Diprose
 * Do-ol (born 1948)
 * Daniel Dombrowski (born 1953)
 * Alan Donagan (1925–1991)
 * Sue Donaldson (born 1962)
 * Keith Donnellan (1931–2015)
 * Josephine Donovan (born 1941)
 * Mark Dooley (born 1970)
 * Jude Patrick Dougherty (1930–2021)
 * James Doull (1918-2001)
 * Igor Douven
 * Bradley Dowden (born 1942)
 * Lisa Downing (born 1974)
 * Paul Draper (born 1957)
 * William Herbert Dray (1921–2009)
 * Burton Dreben (1927–1999)
 * Fred Dretske (1932–2013)
 * James Drever (1910–1991)
 * Hubert Dreyfus (1929–2017)
 * Julia Driver
 * Shadia Drury (born 1950)
 * Dominique Dubarle (1907–1987)
 * Aleksandr Dugin (born 1962)
 * Michael Dummett (1925–2011)
 * Fernand Dumont (1927–1997)
 * Raya Dunayevskaya (1910–1987)
 * Jon Michael Dunn (1941–2021)
 * John Dupré (born 1952)
 * Louis Dupré (born 1925)
 * Denis Dutton (1944–2010)
 * Divya Dwivedi
 * Gerald Dworkin (born 1937)
 * Ronald Dworkin (1931–2013)
 * Davor Džalto (born 1980)
 * Miroslaw Dzielski (1941–1989)

E

 * William A. Earle (1919–1988)
 * John Earman (born 1942)
 * Kenny Easwaran
 * John Eccles (1903–1997)
 * Umberto Eco (1932–2016)
 * Abraham Edel (1908–2007)
 * Gerald Edelman (1929–2014)
 * Dorothy Edgington (born 1941)
 * James M. Edie (1927–1998)
 * Lez Edmond
 * David Edmonds (born 1964)
 * Paul Edwards (1923–2004)
 * Frances Egan
 * Margaret Elizabeth Egan (1905–1959)
 * Carolyn Eisele (1902–2000)
 * Alexandra Elbakyan (born 1988)
 * Mircea Eliade (1907–1986)
 * Ignacio Ellacuría (1930–1989)
 * Carl Elliott (born 1961)
 * Deni Elliott
 * Brian David Ellis (born 1929)
 * Jacques Ellul (1912–1994)
 * Jean Bethke Elshtain (1941–2013)
 * Jon Elster (born 1940)
 * Charles R. Embry
 * Dorothy Emmet (1904–2000)
 * Pascal Engel (born 1954)
 * David Enoch
 * Erik Erikson (1902–1994)
 * John Etchemendy (born 1952)
 * Amitai Etzioni (born 1929)
 * Jin Eun-young (born 1970)
 * C. Stephen Evans (born 1948)
 * Gareth Evans (1946–1980)
 * Stanley Eveling (1925–2008)
 * Nir Eyal (born 1970)
 * Emmanuel Chukwudi Eze (1963–2007)

F

 * Cécile Fabre (born 1971)
 * Emil Fackenheim (1916–2003)
 * Anne Fagot-Largeault (born 1938)
 * Frantz Fanon (1925–1961)
 * Delia Graff Fara (1969–2017)
 * Marvin Farber (1901–1980)
 * Catia Faria (born 1980)
 * Austin Marsden Farrer (1904–1968)
 * James E. Faulconer (born 1947)
 * Joanne Faulkner (born 1972)
 * Keith W. Faulkner
 * Silvia Federici (born 1942)
 * Andrew Feenberg (born 1943)
 * Solomon Feferman (1928–2016)
 * Carla Fehr
 * Herbert Feigl (1902–1988)
 * Joel Feinberg (1926–2004)
 * Fred Feldman (born 1941)
 * Ann Ferguson (born 1938)
 * Maurizio Ferraris (born 1956)
 * José Ferrater Mora (1912–1991)
 * Frederick Ferré (1933–2013)
 * Luc Ferry (born 1951)
 * Paul Feyerabend (1924–1994)
 * Hartry Field (born 1946)
 * James Fieser
 * Carrie Figdor
 * J. N. Findlay (1903–1987)
 * Arthur Fine (born 1937)
 * Gail Fine
 * Kit Fine (born 1946)
 * Martha Albertson Fineman (born 1943)
 * Bruno de Finetti (1906–1985)
 * Herbert Fingarette (1921–2018)
 * Eugen Fink (1905–1975)
 * John Finnis (born 1940)
 * Lawrence Finsen
 * Susan Finsen
 * Roderick Firth (1917–1987)
 * John Martin Fischer (born 1952)
 * Frederic Fitch (1908–1987)
 * Branden Fitelson (born 1969)
 * Owen Flanagan (born 1940)
 * Kurt Flasch (born 1930)
 * Richard E. Flathman (1934–2015)
 * Joseph Fletcher (1905–1991)
 * Antony Flew (1923–2010)
 * Katrin Flikschuh
 * Luciano Floridi (born 1964)
 * Elizabeth Flower (1914–1995)
 * Juliet Floyd
 * Vilém Flusser (1920–1991)
 * James R. Flynn (1934–2020)
 * Thomas R. Flynn (born 1936)
 * Jerry Fodor (1935–2017)
 * Robert Fogelin (1932–2016)
 * Dagfinn Føllesdal (born 1932)
 * William Fontaine (1909–1968)
 * Philippa Foot (1920–2010)
 * Graeme R. Forbes
 * Peter Forrest (born 1948)
 * John Forrester (1949–2015)
 * Rainer Forst (born 1964)
 * Michel Foucault (1926–1984)
 * Bas van Fraassen (born 1941)
 * Carlos Fraenkel (born 1971)
 * Gary L. Francione (born 1954)
 * Leslie Francis
 * Manfred Frank (born 1945)
 * Charles Frankel (1917–1979)
 * William K. Frankena (1908–1994)
 * Nancy Frankenberry (born 1947)
 * Harry Frankfurt (born 1929)
 * Keith Frankish
 * Viktor Frankl (1905–1997)
 * James Franklin (born 1953)
 * Oliver Shewell Franks (1905–1992)
 * Nancy Fraser (born 1947)
 * Michael Frede (1940–2007)
 * Hans Wilhelm Frei (1922–1988)
 * Paulo Freire
 * Anne Fremantle (1909–2002)
 * Peter A. French (born 1942)
 * Raymond Frey (1941–2012)
 * Miranda Fricker (born 1966)
 * Marilyn Friedman (born 1945)
 * Michael Friedman (born 1947)
 * Milton Friedman (1912–2006)
 * Roman Frigg (born 1972)
 * Robert Frodeman
 * Erich Fromm (1900–1980)
 * Risieri Frondizi (1910–1983)
 * Marilyn Frye (born 1941)
 * Northrop Frye (1912–1991)
 * Lon L. Fuller (1902–1978)
 * Christopher Fynsk (born 1952)

G

 * Dov Gabbay (born 1945)
 * Hans-Georg Gadamer (1900–2002)
 * Raimond Gaita (born 1946)
 * John Kenneth Galbraith (1908–2006)
 * Peter Galison (born 1955)
 * Shaun Gallagher (born 1948)
 * W. B. Gallie (1912–1998)
 * Jonardon Ganeri
 * Pieranna Garavaso
 * Daniel Garber (born 1949)
 * Patrick Gardiner (1922–1997)
 * John Gardner (1965–2019)
 * Jay L. Garfield (born 1955)
 * Ann Garry
 * Richard Gaskin (born 1960)
 * William H. Gass (1924–2017)
 * Moira Gatens (born 1954)
 * Christopher Gauker
 * Stephen Gaukroger (born 1950)
 * Gerald Gaus (1952–2020)
 * David Gauthier (born 1932)
 * Peter Geach (1916–2013)
 * Clifford Geertz (1926–2006)
 * Arnold Gehlen (1904–1976)
 * Ernest Gellner (1925–1995)
 * Ken Gemes
 * Tamar Gendler (born 1965)
 * Eugene Gendlin (1926–2017)
 * Gerhard Gentzen (1909–1945)
 * Alexander George
 * Robert P. George (born 1955)
 * Volker Gerhardt (born 1944)
 * Lloyd P. Gerson (born 1948)
 * Bernard Gert (1934–2011)
 * Edmund Gettier (1927–2021)
 * Raymond Geuss (born 1946)
 * Alan Gewirth (1912–2004)
 * Rashid al-Ghannushi (born 1941)
 * Michael Ghiselin (born 1939)
 * Allan Gibbard (born 1942)
 * James J. Gibson (1904–1979)
 * Roger Gibson (1944–2015)
 * Margaret Gilbert (born 1942)
 * Langdon Gilkey (1919–2004)
 * Mary Louise Gill
 * Michael Allen Gillespie (born 1951)
 * Donald A. Gillies (born 1944)
 * Carol Gilligan (born 1936)
 * Neil Gillman (1933–2017)
 * Carl Ginet (born 1932)
 * Hannah Ginsborg
 * René Girard (1923–2015)
 * Valéry Giroux (born 1974)
 * Kristin Gjesdal
 * Michael Glanzberg
 * Ernst von Glasersfeld (1917–2010)
 * Simon Glendinning (born 1964)
 * Hans-Johann Glock (born 1960)
 * Jonathan Glover (born 1941)
 * Clark Glymour (born 1942)
 * Paul Gochet (1932–2011)
 * Kurt Gödel (1906–1978)
 * Peter Godfrey-Smith (born 1965)
 * Lydia Goehr (born 1960)
 * Philip Goff
 * Erving Goffman (1922–1982)
 * Warren Goldfarb (born 1949)
 * Peter Goldie (1946–2011)
 * Alvin Goldman (born 1938)
 * Lucien Goldmann (1913–1970)
 * Victor Goldschmidt (1914–1981)
 * Bernard R. Goldstein (born 1938)
 * Rebecca Goldstein (born 1950)
 * Dan Goldstick
 * Cornelius Golightly (1917–1976)
 * Jacob Golomb
 * Nicolás Gómez Dávila (1913–1994)
 * Alfonso Gómez-Lobo (1940–2011)
 * Robert E. Goodin (born 1950)
 * Robert Gooding-Williams (born 1953)
 * Nelson Goodman (1906–1998)
 * Paul Goodman (1911–1972)
 * Alison Gopnik (born 1955)
 * Lewis Gordon (born 1962)
 * André Gorz (1923–2007)
 * Paul Gottfried (born 1941)
 * Allan Gotthelf (1942–2013)
 * Anthony Gottlieb (born 1956)
 * T. A. Goudge (1910–1999)
 * Alvin Gouldner (1920–1980)
 * Trudy Govier (born 1944)
 * Jorge J. E. Gracia (1942–2021)
 * James Allen Graff (1937–2005)
 * L. Gordon Graham (born 1949)
 * Gérard Granel (1930–2000)
 * Gilles-Gaston Granger (1920–2016)
 * George Grant (1918–1988)
 * Ivor Grattan-Guinness (1941–2014)
 * Jesse Glenn Gray (1913–1977)
 * John Gray (born 1948)
 * A. C. Grayling (born 1949)
 * Hilary Greaves (born 1978)
 * John Greco
 * Celia Green (born 1935)
 * Karen Green
 * Leslie Green (born 1956)
 * Clement Greenberg (1909–1994)
 * Maxine Greene (1917–2014)
 * Patricia Greenspan
 * Mary J. Gregor (1928–1994)
 * Marjorie Grene (1910–2009)
 * Herbert Paul Grice (1913–1988)
 * David Ray Griffin (born 1939)
 * James Griffin (1933–2019)
 * Allen Phillips Griffiths (1927–2014)
 * Paul E. Griffiths (born 1962)
 * Patrick Grim
 * Germain Grisez (1929–2018)
 * Jeroen Groenendijk (born 1949)
 * Elizabeth Grosz (born 1952)
 * Lori Gruen
 * Adolf Grünbaum (1923–2018)
 * Cynthia M. Grund (born 1956)
 * Félix Guattari (1930–1992)
 * Lisa Guenther
 * María José Guerra Palmero (born 1962)
 * Charles Guignon (1944–2020)
 * Hans Ulrich Gumbrecht (born 1948)
 * Gotthard Günther (1900–1984)
 * Anil Gupta (born 1949)
 * Aron Gurwitsch (1901–1973)
 * David P. Gushee
 * W. K. C. Guthrie (1906–1981)
 * Samuel Guttenplan (born 1944)
 * Gary Gutting (1942–2019)
 * Paul Guyer (born 1948)
 * Abimael Guzmán (1934–2021)
 * Kwame Gyekye (1939–2019)

H

 * Susan Haack (born 1945)
 * Jürgen Habermas (born 1929)
 * Peter Hacker (born 1939)
 * Ian Hacking (born 1936)
 * John Hadley (born 1966)
 * Ilsetraut Hadot (born 1928)
 * Pierre Hadot (1922–2010)
 * Ruth Hagengruber
 * Simon Hailwood
 * Volker Halbach (born 1965)
 * John Haldane (born 1954)
 * Bob Hale (1945–2017)
 * Edward J. Hall
 * Everett Hall (1901–1960)
 * Manly Palmer Hall (1901–1990)
 * Philip Hallie (1922–1994)
 * Joseph Halpern (born 1953)
 * Clive Hamilton (born 1953)
 * Stuart Hampshire (1914–2004)
 * Jean Elizabeth Hampton (1954–1996)
 * Byung-Chul Han (born 1959)
 * Gila Hanna
 * Alastair Hannay (born 1932)
 * Norwood Russell Hanson (1922–1967)
 * Sven Ove Hansson (born 1951)
 * Donna Haraway (born 1944)
 * Garrett Hardin (1915–2003)
 * Russell Hardin (1940–2017)
 * Sandra Harding (born 1935)
 * Michael Hardt (born 1960)
 * John E. Hare (born 1949)
 * R. M. Hare (1919–2002)
 * Elizabeth Harman
 * Gilbert Harman (1938–2021)
 * Graham Harman (born 1968)
 * Rom Harré (1927–2019)
 * Karsten Harries (born 1937)
 * Michael Harrington (1928–1989)
 * Errol Harris (1908–2009)
 * John Harris (born 1945)
 * Leonard Harris
 * Sam Harris (born 1967)
 * Tristan Harris (born 1984)
 * Zellig Harris (1909–1992)
 * John Harsanyi (1920–2000)
 * H. L. A. Hart (1907–1992)
 * David Bentley Hart (born 1965)
 * Verity Harte
 * David Hartman (1931–2013)
 * Robert S. Hartman (1910–1973)
 * Stephan Hartmann (born 1968)
 * Nancy Hartsock (1943–2015)
 * Van A. Harvey (1923–2021)
 * Sally Haslanger
 * Gary Hatfield
 * Stanley Hauerwas (born 1940)
 * John Haugeland (1945–2010)
 * Daniel M. Hausman (born 1947)
 * David Hawkins (1913–2002)
 * Katherine Hawley (1971–2021)
 * John Hawthorne (born 1964)
 * Matti Häyry (born 1956)
 * Jane Heal (born 1946)
 * Donald O. Hebb (1904–1985)
 * Jennifer Michael Hecht (born 1965)
 * Patrick Aidan Heelan (1926–2015)
 * John Heil (born 1943)
 * Klaus Heinrich (1927–2020)
 * Werner Heisenberg (1901–1976)
 * Virginia Held (born 1929)
 * Ágnes Heller (1929–2019)
 * Erich Heller (1911–1990)
 * Michał Heller (born 1936)
 * Futa Helu (1934–2010)
 * Carl Gustav Hempel (1905–1997)
 * Leon Henkin (1921–2006)
 * Robert J. Henle (1909–2000)
 * Dieter Henrich (1927–2022)
 * Michel Henry (1922–2002)
 * Will Herberg (1901–1977)
 * Barbara Herman (born 1945)
 * Jeanne Hersch (1910–2000)
 * Abraham Joshua Heschel (1907–1972)
 * Mary Hesse (1924–2016)
 * Cressida Heyes (born 1970)
 * John Hick (1922–2012)
 * Stephen Hicks (born 1960)
 * Pamela Hieronymi
 * Alice von Hildebrand (born 1923)
 * Christopher S. Hill (born 1942)
 * Claire Ortiz Hill (born 1951)
 * Alison Hills
 * Jaakko Hintikka (1929–2015)
 * Christopher Hitchens (1949–2011)
 * Sarah Hoagland (born 1945)
 * Angie Hobbs (born 1961)
 * Richard Hocking (1906–2001)
 * Eric Hoffer (1902–1983)
 * Albert Hofstadter (1910–1989)
 * Martin Hollis (1938–1998)
 * Richard Holton
 * Ted Honderich (born 1933)
 * Axel Honneth (born 1949)
 * Sidney Hook (1902–1989)
 * Brad Hooker (born 1957)
 * bell hooks (1952–2021)
 * Jennifer Hornsby (born 1951)
 * Tamara Horowitz (1950–2000)
 * Oscar Horta (born 1974)
 * Paul Horwich (born 1947)
 * John Hospers (1918–2011)
 * Paulin J. Hountondji (born 1942)
 * George Hourani (1913–1984)
 * Colin Howson (1945–2020)
 * Hsu Fu-kuan (1903–1982)
 * Michael Huemer (born 1969)
 * Fiona Hughes
 * George Edward Hughes (1918–1994)
 * David Hull (1935–2010)
 * Paul Humphreys
 * Thomas Hurka (born 1952)
 * Susan Hurley (1954–2007)
 * Rosalind Hursthouse (born 1943)
 * Douglas Husak (born 1948)
 * Robert Maynard Hutchins (1899–1977)
 * John Hyman (born 1960)
 * Jean Hyppolite (1907–1968)

I

 * Don Ihde (born 1934)
 * Ivan Illich (1926–2002)
 * Evald Vassilievich Ilyenkov (1924–1979)
 * Claude Imbert (born 1933)
 * Bernard Ryosuke Inagaki (born 1928)
 * Peter van Inwagen (born 1942)
 * Michael Inwood (1944–2021)
 * Luce Irigaray (born 1930)
 * Terence Irwin (born 1947)
 * William Irwin (born 1970)
 * Jenann Ismael
 * Veronica Ivy (born 1982)

J

 * Frank Jackson (born 1943)
 * Jane Jacobs (1916–2006)
 * Rahel Jaeggi (born 1967)
 * Harry V. Jaffa (1918–2015)
 * Alison Jaggar (born 1942)
 * Pankaj Jain (born 1970)
 * Joy James (born 1958)
 * Susan James (born 1951)
 * Fredric Jameson (born 1934)
 * Dale Jamieson (born 1947)
 * Christopher Janaway
 * Erich Jantsch (1929–1980)
 * Grace Jantzen (1948–2006)
 * Nick Jardine (born 1943)
 * Katarzyna Jaszczolt (born 1963)
 * David Lyle Jeffrey
 * Richard C. Jeffrey (1926–2002)
 * Carrie Ichikawa Jenkins
 * Fiona Jenkins (born 1965)
 * Hans Joas (born 1948)
 * Alejandro Jodorowsky (born 1929)
 * Kyle Johannsen
 * Barbara Johnson (1947–2009)
 * Galen Johnson (born 1948)
 * Adrian Johnston
 * Mark Johnston
 * Hans Jonas (1903–1993)
 * Dorthe Jørgensen (born 1959)

K

 * Shelly Kagan (born 1954)
 * Charles H. Kahn (born 1928)
 * Daniel Kahneman (born 1934)
 * Frances Kamm
 * Hans Kamp (born 1940)
 * Robert Kane (born 1938)
 * Abraham Kaplan (1918–1993)
 * David Kaplan (born 1933)
 * Barrie Karp (1945–2019)
 * Carol Karp (1926–1972)
 * Jerrold Katz (1932–2002)
 * Gordon D. Kaufman (1925–2011)
 * Walter Kaufmann (1921–1980)
 * Richard Kearney (born 1954)
 * Evelyn Fox Keller (born 1936)
 * David Kelley (born 1949)
 * Sean Dorrance Kelly
 * John G. Kemeny (1926–1992)
 * Andreas Kemmerling (born 1950)
 * Willmoore Kendall (1909–1967)
 * Duncan Kennedy (born 1942)
 * Anthony Kenny (born 1931)
 * Joseph Kerman (1924–2014)
 * Serene Khader
 * Ranjana Khanna
 * Mahmoud Khatami
 * Kim Hyung-suk (born 1920)
 * Jaegwon Kim (1934–2019)
 * Martin Luther King Jr. (1929–1968)
 * Elselijn Kingma (born 1981)
 * Mark Kingwell (born 1963)
 * Robert Kirk (born 1933)
 * Richard Kirkham (born 1955)
 * Elizabeth Kiss (born 1961)
 * Patricia Kitcher (born 1948)
 * Philip Kitcher (born 1947)
 * Eva Kittay
 * Peter Kivy (1934–2017)
 * Stephen Cole Kleene (1909–1994)
 * Martha Klein
 * Peter D. Klein (born 1940)
 * Ursula Klein (born 1952)
 * Raymond Klibansky (1905–2005)
 * George Kline (1921–2014)
 * Brian Klug
 * Martha Kneale (1909–2001)
 * William Calvert Kneale (1906–1990)
 * David M. Knight (1936–2018)
 * Sue Knight
 * Joshua Knobe (born 1974)
 * Wilbur Knorr (1945–1997)
 * Dudley Knowles (1947–2014)
 * Adrienne Koch (1913–1971)
 * Hans Köchler (born 1948)
 * Joseph J. Kockelmans (born 1923)
 * Peter Koellner
 * Noretta Koertge
 * Arthur Koestler (1905–1983)
 * Sarah Kofman (1934–1994)
 * Erazim Kohák (1933–2020)
 * Lawrence Kohlberg (1927–1987)
 * Alexandre Kojève (1902–1968)
 * Leszek Kolakowski (1927–2009)
 * Katerina Kolozova (born 1969)
 * Milan Komar (1921–2006)
 * Charles De Koninck (1906–1965)
 * Milton R. Konvitz (1908–2003)
 * Robert C. Koons
 * Mario Kopić (born 1965)
 * Włodzimierz Julian Korab-Karpowicz (born 1953)
 * Hilary Kornblith
 * Stephan Körner (1913–2000)
 * Christine Korsgaard (born 1952)
 * Carolyn Korsmeyer (born 1950)
 * Kathrin Koslicki
 * Matthew Kramer (born 1959)
 * Otto Kraushaar (1901–1989)
 * Michael Krausz (born 1942)
 * Richard Kraut (born 1944)
 * Peter Kreeft (born 1937)
 * Georg Kreisel (1923–2015)
 * David Farrell Krell (born 1944)
 * Michael Kremer
 * Norman Kretzmann (1928–1998)
 * Saul Kripke (1940–2022)
 * Paul Oskar Kristeller (1905–1999)
 * Julia Kristeva (born 1941)
 * Irving Kristol (1920–2009)
 * Erik von Kuehnelt-Leddihn (1909–1999)
 * Thomas Samuel Kuhn (1922–1996)
 * Helga Kuhse
 * Quill Kukla
 * Bruce Kuklick (born 1941)
 * Kalevi Kull (born 1952)
 * İoanna Kuçuradi (born 1936)
 * Joel J. Kupperman (1936–2020)
 * Paul Kurtz (1925–2012)
 * Jonathan Kvanvig (born 1954)
 * Henry E. Kyburg Jr. (1928–2007)
 * Will Kymlicka (born 1962)

L

 * Jacques Lacan (1901–1981)
 * John Lachs (born 1934)
 * Jennifer Lackey
 * Philippe Lacoue-Labarthe (1940–2007)
 * Jean Ladrière (1921–2007)
 * Cristina Lafont (born 1967)
 * Kaave Lajevardi (born 1971)
 * Imre Lakatos (1922–1974)
 * Karel Lambert (born 1928)
 * Corliss Lamont (1902–1995)
 * Mark Lance (born 1959)
 * Ludwig Landgrebe (1902–1991)
 * Helen S. Lang (1947–2016)
 * Rae Langton (born 1961)
 * François Laruelle (born 1937)
 * Christopher Lasch (1932–1994)
 * Serge Latouche (born 1940)
 * Bruno Latour (1947–2022)
 * Larry Laudan (born 1941)
 * Quentin Lauer (1917–1997)
 * Stephen Laurence
 * Albert Lautman (1908–1944)
 * Thelma Z. Lavine (1915–2011)
 * Stephen Law (born 1960)
 * Morris Lazerowitz (1907–1987)
 * Jonathan Lear (born 1948)
 * Dominique Lecourt (born 1944)
 * Michèle Le Dœuff (born 1948)
 * Bruce Lee (1940–1973)
 * Otis Hamilton Lee (1902–1948)
 * Henri Lefebvre (1901–1991)
 * Claude Lefort (1924–2010)
 * Brian Leftow (born 1956)
 * Keith Lehrer (born 1936)
 * Yeshayahu Leibowitz (1903–1994)
 * Wolfgang Leidhold (born 1950)
 * Werner Leinfellner (1921–2010)
 * Brian Leiter (born 1963)
 * Hannes Leitgeb (born 1972)
 * John Lemmon (1930–1966)
 * Mary Leng
 * James Lenman
 * Kathleen Lennon
 * James G. Lennox (born 1948)
 * Thomas Lepeltier (born 1967)
 * Robin Le Poidevin (born 1962)
 * Ernest Lepore (born 1950)
 * John A. Leslie (born 1940)
 * Sarah-Jane Leslie
 * Michael Leunig (born 1945)
 * Isaac Levi (1930–2018)
 * Michael Levin (born 1943)
 * Emmanuel Levinas (1906–1995)
 * Joseph Levine (born 1952)
 * Claude Lévi-Strauss (1908–2009)
 * Bernard-Henri Lévy (born 1948)
 * Tim Lewens (born 1974)
 * David Kellogg Lewis (1941–2001)
 * Hywel Lewis (1910–1992)
 * Casimir Lewy (1919-1991)
 * Dimitris Liantinis (1942–1998)
 * S. Matthew Liao (born 1972)
 * Suzanne Lilar (1901–1992)
 * Mark Lilla (born 1956)
 * George Lindbeck (1923–2018)
 * Hilde Lindemann
 * Rudolf Lingens (born 1918)
 * Alphonso Lingis (born 1933)
 * Øystein Linnebo (born 1971)
 * Leonard Linsky (1922–2012)
 * Gilles Lipovetsky (born 1944)
 * Arthur Lipsett (1936–1986)
 * Peter Lipton (1954–2007)
 * Christian List
 * Elisabeth Lloyd (born 1956)
 * Genevieve Lloyd (born 1941)
 * Sharon Lloyd (born 1958)
 * Barry Loewer (born 1945)
 * Knud Ejler Løgstrup (1905–1981)
 * Andrew Loke
 * Loren Lomasky
 * Alan Lomax (1915–2002)
 * Bernard Lonergan (1904–1984)
 * A. A. Long (born 1937)
 * R. James Long (born 1938)
 * Helen Longino (born 1944)
 * Béatrice Longuenesse (born 1950)
 * Bernard Loomer (1912–1985)
 * Beth Lord (born 1976)
 * Paul Lorenzen (1915–1995)
 * Jerzy Łoś (1920–1998)
 * E. J. Lowe (1950–2014)
 * Hermann Lübbe (born 1926)
 * John R. Lucas (1929–2020)
 * Thomas Luckmann (1927–2016)
 * Maria Lugones (1944–2020)
 * Peter Ludlow (born 1957)
 * Niklas Luhmann (1927–1998)
 * William Lycan (born 1945)
 * David Lyons (born 1935)
 * Jean-François Lyotard (1924–1998)

M

 * David Macarthur
 * William MacAskill (born 1987)
 * Neil MacCormick (1941–2009)
 * Dwight Macdonald (1906–1982)
 * Margaret MacDonald (1907–1956)
 * John MacFarlane
 * Peter K. Machamer (1942–2023)
 * Tibor R. Machan (1939–2016)
 * Edouard Machery
 * Alasdair MacIntyre (born 1929)
 * Louis Mackey (1926–2004)
 * John Leslie Mackie (1917–1981)
 * Penelope Mackie
 * Catharine A. MacKinnon (born 1946)
 * Donald M. MacKinnon (1913–1994)
 * Fiona Macpherson (born 1971)
 * John Macquarrie (1919–2007)
 * Penelope Maddy (born 1950)
 * Marylin Maeso (born 1988)
 * Rosa María Rodríguez Magda (born 1957)
 * Bryan Magee (1930–2019)
 * Ofra Magidor
 * Lorenzo Magnani (born 1952)
 * Jane Maienschein (born 1950)
 * Catherine Malabou (born 1959)
 * David Malament (born 1947)
 * Norman Malcolm (1911–1990)
 * Malcolm X (1925–1965)
 * Mostafa Malekian (born 1956)
 * Merab Mamardashvili (1930–1990)
 * Maurice Mandelbaum (1908–1987)
 * Jon Mandle
 * Pierre Manent (born 1949)
 * Bonnie Mann (born 1961)
 * Kate Manne
 * Erin Manning (born 1969)
 * Harvey Mansfield (born 1932)
 * Ruth Barcan Marcus (1921–2012)
 * Michael Marder (born 1980)
 * John Marenbon (born 1955)
 * Henry Margenau (1901–1997)
 * Joseph Margolis (1924–2021)
 * Julián Marías (1914–2005)
 * Jean-Luc Marion (born 1946)
 * Odo Marquard (1928–2015)
 * Don Marquis (1935–2022)
 * Giacomo Marramao (born 1946)
 * Jill Marsden (born 1964)
 * Donald A. Martin (born 1940)
 * Jerry L. Martin
 * Michael G. F. Martin (born 1962)
 * Michael Lou Martin (1932–2015)
 * Richard Milton Martin (1916–1985)
 * Aloysius Martinich (born 1946)
 * Abraham Maslow (1908–1970)
 * Michelle Mason
 * Michela Massimi
 * Brian Massumi (born 1956)
 * Margaret Masterman (1910–1986)
 * Benson Mates (1919–2009)
 * Alexandre Matheron (1926–2020)
 * Freya Mathews
 * Bimal Krishna Matilal (1935–1991)
 * Wallace Matson (1921–2012)
 * Gareth Matthews (1929–2011)
 * Tim Maudlin (born 1958)
 * Abul A'la Maududi (1903–1979)
 * George I. Mavrodes (1926–2019)
 * Rollo May (1909–1994)
 * Todd May (born 1955)
 * John Maynard Smith (1920–2004)
 * Ernst Mayr (1904–2005)
 * Wolfe Mays (1912–2005)
 * Noëlle McAfee
 * Linda López McAlister (1939–2021)
 * Herbert McCabe (1926–2001)
 * M. M. McCabe (born 1948)
 * John McCarthy (1927–2011)
 * Thomas A. McCarthy (born 1940)
 * Ron McClamrock
 * Rachel McCleary
 * James William McClendon Jr. (1924–2000)
 * John H. McClendon
 * Deirdre McCloskey (born 1942)
 * Sally McConnell-Ginet (born 1938)
 * John J. McDermott (1932–2018)
 * John McDowell (born 1942)
 * Colin McGinn (born 1950)
 * Marie McGinn
 * Mary Kate McGowan
 * Brian McGuinness (1927–2019)
 * Leemon McHenry
 * Ralph McInerny (1929–2010)
 * Alison McIntyre
 * Terence McKenna (1946–2000)
 * Robert McKim (born 1952)
 * Colin McLarty
 * Marshall McLuhan (1911–1980)
 * Jeff McMahan (born 1954)
 * Ernan McMullin (1924–2011)
 * Sterling M. McMurrin (1914–1996)
 * John McMurtry
 * Margaret Mead (1901–1978)
 * José Medina
 * Brian Herbert Medlin (1927–2004)
 * Paul E. Meehl (1920–2003)
 * Esther Meek
 * Quentin Meillassoux (born 1967)
 * Alfred Mele
 * David Hugh Mellor (1938–2020)
 * Eduardo Mendieta (born 1963)
 * Susan Mendus
 * Christia Mercer
 * Adèle Mercier (born 1958)
 * Maurice Merleau-Ponty (1908–1961)
 * Trenton Merricks
 * Thomas Merton (1915–1968)
 * Thomas Metzinger (born 1958)
 * Frank Meyer (1909–1972)
 * Leonard B. Meyer (1918–2007)
 * Diana Tietjens Meyers
 * Vincent Miceli (1915–1991)
 * Alex Michalos (born 1935)
 * Geoffrey Midgley (1921–1997)
 * Mary Midgley (1919–2018)
 * Stanley Milgram (1933–1984)
 * Alan Millar (born 1947)
 * David W. Miller (born 1942)
 * Fred Miller
 * George Armitage Miller (1920–2012)
 * Izchak Miller (1935–1994)
 * Perry Miller (1905–1963)
 * Elijah Millgram (born 1958)
 * Peter Millican (born 1958)
 * Ruth Millikan (born 1933)
 * Charles Wade Mills (1951–2021)
 * Charles Wright Mills (1916–1962)
 * Roberta Millstein
 * Jean-Claude Milner (born 1941)
 * Marvin Minsky (1927–2016)
 * Cheryl Misak
 * Christine Mitchell (born 1951)
 * Sandra Mitchell (born 1951)
 * Shaj Mohan
 * Jitendra Nath Mohanty (born 1928)
 * Annemarie Mol (born 1958)
 * George Molnar (1934–1999)
 * Ann M. Mongoven
 * Ray Monk (born 1957)
 * Richard Montague (1930–1971)
 * Alan Montefiore (born 1926)
 * Ernest Addison Moody (1903–1975)
 * Michele Moody-Adams
 * James H. Moor
 * A. W. Moore (born 1956)
 * Charles A. Moore (1901–1967)
 * Michael S. Moore
 * Dermot Moran
 * Richard Moran
 * Julius Moravcsik (1931–2009)
 * Max More (born 1964)
 * J. P. Moreland (born 1948)
 * Sidney Morgenbesser (1921–2004)
 * Marie-Eve Morin
 * Charles W. Morris (1901–1979)
 * Christopher W. Morris (born 1949)
 * Errol Morris (born 1948)
 * Herbert Morris (born 1928)
 * Margaret Morrison (1954–2021)
 * Adam Morton (1945–2020)
 * Timothy Morton (born 1968)
 * Paul Moser (born 1957)
 * Bob Moses (1935–2021)
 * Jesús Mosterín (1941–2017)
 * Mary Mothersill (1923–2008)
 * Mou Zongsan (1909–1995)
 * Chantal Mouffe (born 1943)
 * Richard Mouw (born 1940)
 * V. Y. Mudimbe (born 1941)
 * Walter George Muelder (1907–2004)
 * Stephen Mulhall (born 1962)
 * Vincent C. Müller
 * Kevin Mulligan (born 1951)
 * Stephen Mumford (born 1965)
 * Véronique Munoz-Dardé
 * Sachiko Murata (born 1943)
 * Iris Murdoch (1919–1999)
 * John E. Murdoch (1927–2010)
 * Murray Murphey (1928–2018)
 * Arthur Edward Murphy (1901–1962)
 * Nancey Murphy (born 1951)
 * John Courtney Murray (1904–1967)
 * Pauli Murray (1910–1985)
 * Alan Musgrave (born 1940)

N

 * Arne Næss (1912–2009)
 * Yujin Nagasawa (born 1975)
 * Ernest Nagel (1901–1985)
 * Jennifer Nagel
 * Thomas Nagel (born 1937)
 * Debra Nails (born 1950)
 * Jean-Luc Nancy (1940–2021)
 * Meera Nanda (born 1954)
 * Uma Narayan (born 1958)
 * Jan Narveson (born 1936)
 * John Forbes Nash Jr. (1928–2015)
 * Hossein Nasr (born 1933)
 * Maurice Natanson (1924–1996)
 * Anthony Sean Neal
 * Stephen Neale(born 1958)
 * Karen Neander (1954–2020)
 * Antonio Negri (born 1933)
 * Oskar Negt (1934–2024)
 * Alexander Nehamas (born 1946)
 * Susan Neiman (born 1955)
 * Paul Nelson (born 1958)
 * Nancy J. Nersessian
 * John von Neumann (1903–1957)
 * Robert Cummings Neville (born 1939)
 * Allen Newell (1927–1992)
 * Glen Newey (1961–2017)
 * Jay Newman (1948–2007)
 * William R. Newman (born 1955)
 * Huey P. Newton (1942–1989)
 * William Newton-Smith (born 1943)
 * Shaun Nichols (born 1964)
 * Eduardo Nicol (1907–1990)
 * Julian Nida-Rümelin (born 1954)
 * Martine Nida-Rümelin (born 1957)
 * Cynthia Nielsen
 * Kai Nielsen (1926–2021)
 * Nishitani Keiji (1900–1990)
 * David Shepherd Nivison (1923–2014)
 * Paul Nizan (1905–1940)
 * Kwame Nkrumah (1909–1972)
 * Linda Nochlin (1931–2017)
 * Nel Noddings (1929–2022)
 * Alva Noë (born 1964)
 * Constantin Noica (1909–1987)
 * Ernst Nolte (1923–2016)
 * John T. Noonan Jr. (1926–2017)
 * Tore Nordenstam (born 1934)
 * Kathryn Norlock (born 1969)
 * Calvin Normore (born 1948)
 * Christopher Norris (born 1947)
 * David L. Norton (1930–1995)
 * John D. Norton (born 1953)
 * Kathleen Nott (1905–1999)
 * Robert Nozick (1938–2001)
 * Martha Nussbaum (born 1947)
 * Mwalimu Julius Kambarage Nyerere (1922–1999)

O

 * Lucy O'Brien (born 1964)
 * Mary O'Brien (1926–1998)
 * Peg O'Connor
 * Anthony O'Hear (born 1942)
 * Brian E. O'Neil (1921–1985)
 * Onora O'Neill (born 1941)
 * Michael Oakeshott (1901–1990)
 * Graham Oddie
 * David S. Oderberg
 * Jaishree Odin
 * Charles Kay Ogden
 * Ruwen Ogien
 * Samir Okasha
 * Susan Moller Okin (1946–2004)
 * Kelly Oliver (born 1958)
 * Revilo P. Oliver (1908–1994)
 * Alan M. Olson (born 1939)
 * Michel Onfray (born 1959)
 * Walter Jackson Ong (1912–2003)
 * Graham Oppy (born 1960)
 * Toby Ord (born 1979)
 * Gloria Origgi (born 1967)
 * Rocío Orsi (1976–2014)
 * Charles E. Osgood (1916–1991)
 * Blake Ostler (born 1957)
 * Konrad Ott (born 1959)
 * James Otteson (born 1968)
 * Albert Outler (1908–1989)
 * Gwilyn Ellis Lane Owen (1922–1982)
 * Joseph Owens (1908–2005)
 * Susan Oyama (born 1943)

P

 * Jesús Padilla Gálvez (born 1959)
 * Peter Pagin (born 1953)
 * Clare Palmer (born 1967)
 * Arthur Pap (1921–1959)
 * David Papineau (born 1947)
 * George Pappas (born 1942)
 * Derek Parfit (1942–2017)
 * Rohit Jivanlal Parikh (born 1936)
 * Adrian Parr (born 1967)
 * Charles Parsons (born 1933)
 * Terence Parsons (born 1939)
 * Barbara Partee (born 1940)
 * John Passmore (1914–2004)
 * Jan Patočka (1907–1977)
 * Paul R. Patton (born 1950)
 * L. A. Paul
 * David L. Paulsen (1936–2020)
 * Christopher Peacocke (born 1950)
 * David Pearce
 * David Pears (1921–2009)
 * Leonard Peikoff (born 1933)
 * Jean-Jacques Pelletier (born 1947)
 * Zbigniew Pełczyński (1925–2021)
 * Lorenzo Peña (born 1944)
 * Carlo Penco (born 1948)
 * Terence Penelhum (1929–2020)
 * Roger Penrose (born 1931)
 * Walker Percy (1916–1990)
 * Derk Pereboom (born 1957)
 * Carlos Pereda
 * Chaïm Perelman (1912–1984)
 * John Perry (born 1943)
 * Richard Stanley Peters (1919–2011)
 * Anna L. Peterson (born 1963)
 * Philip Pettit (born 1945)
 * Herman Philipse (born 1951)
 * D. Z. Phillips (1934–2006)
 * James Andrew Phillips
 * Giovanni Piana (1940–2019)
 * Alexander Piatigorsky (1929–2009)
 * Eva Picardi (1948–2017)
 * Gualtiero Piccinini (born 1970)
 * Hanna Pickard (born 1972)
 * Catherine Pickstock (born 1970)
 * Josef Pieper (1904–1997)
 * Jessica Pierce (born 1965)
 * Massimo Pigliucci (born 1964)
 * Adrian Piper (born 1948)
 * Robert B. Pippin (born 1948)
 * Madsen Pirie (born 1940)
 * Robert M. Pirsig (1928–2017)
 * George Pitcher (1925–2018)
 * Ullin Place (1924–2000)
 * John Plamenatz (1912–1975)
 * Alvin Plantinga (born 1932)
 * Mark de Bretton Platts (born 1947)
 * Evelyn Pluhar
 * Val Plumwood (1939–2008)
 * Deborah C. Poff
 * Thomas Pogge (born 1953)
 * Louis P. Pojman (1935–2005)
 * John L. Pollock (1940–2009)
 * Leonardo Polo (1926–2013)
 * Edward Pols (1919–2005)
 * Richard Polt
 * Richard Popkin (1923–2005)
 * K. J. Popma (1903–1986)
 * Karl Popper (1902–1994)
 * Richard Posner (born 1939)
 * Mark Poster (1941–2012)
 * Carl Posy
 * Van Rensselaer Potter (1911–2001)
 * John Poulakos (born 1948)
 * Vaughan Pratt (born 1944)
 * Dag Prawitz (born 1936)
 * Huw Price (born 1953)
 * Graham Priest (born 1948)
 * Jesse Prinz
 * Arthur Prior (1914–1969)
 * Duncan Pritchard
 * James Pryor (born 1968)
 * Harry Prosch (1917–2005)
 * Alexander Pruss (born 1973)
 * James Pryor (born 1968)
 * Stathis Psillos (born 1965)
 * Lorenz Bruno Puntel (born 1935)
 * Hilary Putnam (1926–2016)
 * Ruth Anna Putnam (1927–2019)
 * Andrew Pyle (born 1955)
 * Zenon Pylyshyn (born 1937)

Q

 * Qiu Renzong (born 1933)
 * Willard Van Orman Quine (1908–2000)
 * Philip L. Quinn (1940–2004)
 * Anthony Quinton (1925–2010)
 * Sayyid Qutb (1906–1966)

R

 * Wlodek Rabinowicz (born 1947)
 * Eduardo Rabossi (1930–2005)
 * James Rachels (1941–2003)
 * Melvin Rader (1903–1981)
 * Karl Rahner (1904–1984)
 * Peter Railton (born 1950)
 * Vojin Rakić (born 1967)
 * Tariq Ramadan (born 1962)
 * Frank P. Ramsey (1903–1930)*
 * Ian Thomas Ramsey (1915–1972)
 * Paul Ramsey (1913–1988)
 * Jacques Rancière (born 1940)
 * Ayn Rand (1905–1982)
 * Rose Rand (1903–1980)
 * William J. Rapaport
 * Anatol Rapoport (1911–2007)
 * David M. Rasmussen
 * Douglas B. Rasmussen (born 1948)
 * Joseph Ratzinger (born 1927)
 * Heidi Ravven (born 1952)
 * John Rawls (1921–2002)
 * Yvanka B. Raynova (born 1959)
 * Joseph Raz (born 1939)
 * Michael C. Rea
 * Miguel Reale (1910–2006)
 * François Recanati (born 1952)
 * Andrew J. Reck (1927–2021)
 * Michael Redhead (1929–2020)
 * Jonathan Rée (born 1948)
 * Tom Regan (1938–2017)
 * Bernard Reginster
 * Robert Reich (born 1946)
 * Patricia Reif (1930–2002)
 * George Reisman (born 1937)
 * Nicholas Rescher (born 1928)
 * Michael Resnik (born 1938)
 * Greg Restall (born 1969)
 * Georges Rey (born 1945)
 * Rush Rhees (1905–1989)
 * Janet Radcliffe Richards (born 1944)
 * Henry S. Richardson (born 1955)
 * John Richardson (born 1951)
 * Radovan Richta (1924–1983)
 * Paul Ricœur (1913–2005)
 * Denise Riley (born 1948)
 * Joachim Ritter (1903–1974)
 * Abraham Robinson (1918–1974)
 * Cedric Robinson (1940–2016)
 * Howard Robinson (born 1945)
 * Jenefer Robinson
 * R. R. Rockingham Gill (born 1944)
 * Sebastian Rödl (born 1967)
 * Wendy Anne Rogers (born 1957)
 * Bernard Rollin (born 1943)
 * Holmes Rolston III (born 1932)
 * Avital Ronell (born 1952)
 * David Roochnik (born 1951)
 * Amélie Rorty (1932–2020)
 * Richard Rorty (1931–2007)
 * Eugene Dennis Rose (1934–1982)
 * Gillian Rose (1947–1995)
 * Philipp Rosemann (born 1964)
 * Gideon Rosen (born 1962)
 * Michael E. Rosen (born 1952)
 * Stanley Rosen (1929–2014)
 * Alexander Rosenberg (born 1946)
 * Harold Rosenberg (1906–1978)
 * Jay Rosenberg (1942–2008)
 * Nancy L. Rosenblum (born 1947)
 * David M. Rosenthal
 * Sandra B. Rosenthal (born 1936)
 * Daniel Ross (born 1970)
 * James F. Ross (1931–2010)
 * Clément Rosset (1939–2018)
 * Gian-Carlo Rota (1932–1999)
 * John K. Roth (born 1940)
 * Daniel Rothschild (born 1979)
 * Brian Rotman
 * Joseph Rovan (1918–2004)
 * William L. Rowe (1931–2015)
 * Mark Rowlands (born 1962)
 * Sara Ruddick (1935–2011)
 * Rosemary Radford Ruether (born 1936)
 * Laura Ruetsche
 * Ian Rumfitt (born 1964)
 * Michael Ruse (born 1940)
 * Gilbert Ryle (1900–1976)
 * Robert Rynasiewicz
 * David Rynin (1905–2000)
 * Ali Shariati (1933–1977)

S

 * Mark Sainsbury (born 1943)
 * Alia Al-Saji
 * Jean-Michel Salanskis (born 1951)
 * Ariel Salleh
 * John Sallis (born 1938)
 * Nathan Salmon (born 1951)
 * Wesley Salmon (1925–2001)
 * Michael J. Sandel (born 1953)
 * Constantine Sandis (born 1976)
 * David H. Sanford (born 1937)
 * Steve F. Sapontzis (born 1945)
 * Prabhat Rainjan Sarkar (1921–1990)
 * Sahotra Sarkar (born 1962)
 * Jean-Paul Sartre (1905–1980)
 * Crispin Sartwell (born 1958)
 * Barbara Sattler (born 1974)
 * Debra Satz
 * Jennifer Saul (born 1968)
 * John Ralston Saul (born 1947)
 * Simon Saunders (born 1954)
 * Fernando Savater (born 1947)
 * Julian Savulescu (born 1963)
 * Geoffrey Sayre-McCord (born 1956)
 * Thomas Scanlon (born 1940)
 * Elaine Scarry (born 1946)
 * Margaret Schabas (born 1954)
 * Richard Schacht (born 1941)
 * Francis Schaeffer (1912–1984)
 * Jonathan Schaffer
 * Kenneth F. Schaffner (born 1939)
 * James V. Schall (1928–2019)
 * Israel Scheffler (1923–2014)
 * Samuel Scheffler (born 1951)
 * J. L. Schellenberg (born 1959)
 * Susanna Schellenberg
 * Naomi Scheman
 * Stephen Schiffer (born 1940)
 * Hubert Schleichert (1935–2020)
 * David Schmidtz (born 1955)
 * J. B. Schneewind (born 1930)
 * Malcolm Schofield (born 1942)
 * Barbara Scholz (1947–2011)
 * Sally Scholz (born 1968)
 * Mark Schroeder
 * Bart Schultz (born 1951)
 * Dana Scott (born 1932)
 * Michael Scriven (born 1928)
 * Frithjof Schuon (1907–1998)
 * Reiner Schürmann (1941–1993)
 * Ofelia Schutte (born 1945)
 * Lisa H. Schwartzman (born 1969)
 * Steven Schwarzschild (1924–1989)
 * Eric Schwitzgebel
 * Charles E. Scott (born 1935)
 * Dana Scott (born 1932)
 * Carolina Scotto (born 1958)
 * Roger Scruton (1944–2020)
 * John Searle (born 1932)
 * Jeff Sebo (born 1983)
 * Sally Sedgwick
 * David Sedley (born 1947)
 * Thomas Seebohm (1934–2014)
 * Jerome Segal (born 1943)
 * Scott Sehon (born 1963)
 * Wilfrid Sellars (1912–1989)
 * Amartya Sen (born 1933)
 * Michel Serres (1930–2019)
 * Neven Sesardić (born 1949)
 * Russ Shafer-Landau (born 1963)
 * Oron Shagrir
 * Israel Shahak (1933–2001)
 * Timothy Shanahan (born 1960)
 * Stuart Shanker (born 1952)
 * Lawrence Shapiro
 * Lisa Shapiro (born 1967)
 * Scott J. Shapiro
 * Stewart Shapiro (born 1951)
 * A Satyanarayana Shastri (1925–2004)
 * Steven Shaviro (born 1954)
 * Dariush Shayegan (1935–2018)
 * Tommie Shelby (born 1967)
 * Susan Shell (born 1948)
 * Gila Sher
 * Donald W. Sherburne (1929–2021)
 * Nancy Sherman (born 1951)
 * Susan Sherwin (born 1947)
 * Christopher Shields (born 1958)
 * Seana Shiffrin
 * Abner Shimony (1928–2015)
 * Judith N. Shklar (1928–1992)
 * Sydney Shoemaker (1931–2022)
 * Alexis Shotwell (born 1974)
 * Kristin Shrader-Frechette (born 1944)
 * Laurie Shrage
 * Henry Shue (born 1940)
 * Richard Shusterman (born 1949)
 * Frank Sibley (1923–1996)
 * Theodore Sider
 * David Sidorsky (born 1927)
 * Larry Siedentop (born 1936)
 * Susanna Siegel
 * John Silber (1926–2012)
 * Hugh J. Silverman (1945–2013)
 * Anita Silvers (1940–2019)
 * May Sim (born 1962)
 * Alison Simmons (born 1965)
 * Keith Simmons
 * Herbert A. Simon (1916–2001)
 * Yves Simon (1903–1961)
 * Gilbert Simondon (1924–1989)
 * Peter Simons (born 1950)
 * William Angus Sinclair (1905–1954)
 * Irving Singer (1925–2015)
 * Marcus George Singer (1926–2016)
 * Peter Singer (born 1946)
 * Walter Sinnott-Armstrong (born 1955)
 * Guy Sircello (1936–1992)
 * B. F. Skinner (1904–1990)
 * Lawrence Sklar (born 1938)
 * John Skorupski (born 1946)
 * Brian Skyrms (born 1938)
 * Christina Slade (born 1953)
 * Aaron Sloman (born 1936)
 * Michael Slote
 * Peter Sloterdijk (born 1947)
 * Hans Sluga (born 1937)
 * J. J. C. Smart (1920–2012)
 * Ninian Smart (1927–2001)
 * Timothy Smiley (born 1930)
 * Barry Smith (born 1952)
 * Daniel W. Smith (born 1958)
 * Holly Martin Smith
 * Huston Smith (1919–2016)
 * John Edwin Smith (1921–2009)
 * Michael A. Smith (born 1954)
 * Nicholas D. Smith (born 1949)
 * Nicholas H. Smith (born 1962)
 * Nicholas J. J. Smith (born 1972)
 * Tara Smith (born 1961)
 * Raymond Smullyan (1919–2017)
 * John Raymond Smythies (1922–2019)
 * Yorick Smythies (1917–1980)
 * Joseph D. Sneed (1938–2020)
 * Nancy Snow
 * Scott Soames (born 1946)
 * Jordan Howard Sobel (1929–2010)
 * Elliott Sober (born 1948)
 * Alan Soble (born 1947)
 * Robert Sokolowski (born 1934)
 * Miriam Solomon
 * Robert C. Solomon (1942–2007)
 * Joseph Soloveitchik (1903–1993)
 * Margaret Somerville (born 1942)
 * Christina Hoff Sommers (born 1950)
 * Fred Sommers (1923–2014)
 * Tamler Sommers
 * Susan Sontag (1933–2004)
 * Kate Soper (born 1943)
 * Richard Sorabji (born 1934)
 * Stefan Lorenz Sorgner (born 1973)
 * Abdolkarim Soroush (born 1945)
 * David Sosa
 * Ernest Sosa (born 1940)
 * Janet Soskice (born 1951)
 * Nicholas Southwood
 * Thomas Sowell (born 1930)
 * Robert Spaemann (1927–2018)
 * David Spangler (born 1945)
 * Elizabeth V. Spelman
 * Dan Sperber (born 1942)
 * Herbert Spiegelberg (1904–1990)
 * Robert Spitzer (born 1952)
 * Gayatri Chakravorty Spivak (born 1942)
 * Wolfgang Spohn (born 1950)
 * Jan Michael Sprenger (born 1982)
 * Timothy Sprigge (1932–2007)
 * Susanne Sreedhar
 * Amia Srinivasan (born 1984)
 * Edward Stachura (1937–1979)
 * Konstantinos Staikos (born 1943)
 * Newton Phelps Stallknecht (1906–1981)
 * Robert Stalnaker (born 1940)
 * Jeremy Stangroom
 * Jason Stanley (born 1969)
 * Glen Stassen (1936–2014)
 * Wolfgang Stegmüller (1923–1991)
 * Mark Steiner (1942–2020)
 * Isabelle Stengers (born 1949)
 * Gunther Stent (1924–2008)
 * James P. Sterba
 * Kim Sterelny (born 1950)
 * Robert Stern (born 1962)
 * Dolf Sternberger (1907–1989)
 * Charles Leslie Stevenson (1908–1979)
 * Helen Steward (born 1965)
 * Jon Stewart
 * Stephen Stich (born 1943)
 * Bernard Stiegler (1952–2020)
 * Gail Stine (1940–1977)
 * Kathleen Stock (born 1972)
 * Dejan Stojanović (born 1959)
 * Patrick Stokes (1978)
 * Martin Stokhof (born 1950)
 * Daniel Stoljar (born 1967)
 * Alison Stone
 * Karola Stotz (1963–2019)
 * Jeffrey Stout (born 1950)
 * David Stove (1927–1994)
 * Galen Strawson (born 1952)
 * P. F. Strawson (1919–2006)
 * Sharon Street (born 1973)
 * Gisela Striker (born 1943)
 * Avrum Stroll (1921–2013)
 * Edward Strong (1901–1990)
 * Barry Stroud (1935–2019)
 * Matthew Stuart
 * John J. Stuhr
 * Eleonore Stump (born 1947)
 * Shannon Sullivan
 * Cass Sunstein (born 1954)
 * Anita Superson
 * Frederick Suppe (born 1940)
 * Patrick Suppes (1922–2014)
 * Stewart Sutherland (1941–2018)
 * Goran Švob (1947–2013)
 * Norman Swartz (born 1939)
 * William Sweet
 * Brendan Sweetman (born 1962)
 * Richard Swinburne (born 1934)
 * Thomas Szasz (1920–2012)
 * Edmond Bordeaux Szekely (1905–1979)
 * Peter Szendy (born 1966)
 * David Sztybel (born 1967)

T

 * Javad Tabatabai (born 1945)
 * William W. Tait (born 1929)
 * Nassim Nicholas Taleb (born 1960)
 * Charles Taliaferro (born 1952)
 * Robert B. Talisse (born 1970)
 * Konrad Talmont-Kamiński (born 1971)
 * Jacques Taminiaux (1928–2019)
 * Tang Junyi (1909–1978)
 * Torbjörn Tännsjö (born 1946)
 * Alfred Tarski (1901–1983)
 * John Tasioulas (born 1964)
 * Alfred I. Tauber (born 1947)
 * Charles Taylor (born 1931)
 * Gabriele Taylor (born 1927)
 * Kenneth Allen Taylor (1954–2019)
 * Paul C. Taylor (born 1967)
 * Paul W. Taylor (1923–2015)
 * Richard Taylor (1919–2003)
 * Jenny Teichman (1930–2018)
 * Larry Temkin
 * Placide Tempels (1906–1977)
 * Sergio Tenenbaum (born 1964)
 * Neil Tennant (born 1950)
 * Alice ter Meulen (born 1952)
 * Lisa Tessman
 * Eugene Thacker
 * Paul Thagard (born 1950)
 * Irving Thalberg Jr. (1930–1987)
 * Helmut Thielicke (1908–1986)
 * Laurence Thomas (born 1949)
 * Amie Thomasson (born 1968)
 * Josiah Thompson (born 1935)
 * Patricia Thompson (1926–2016)
 * Paul B. Thompson
 * Judith Jarvis Thomson (1929–2020)
 * Ole Thyssen (born 1944)
 * Valerie Tiberius
 * Pavel Tichý (1936–1994)
 * Claudine Tiercelin (born 1952)
 * Lynne Tirrell
 * Tzvetan Todorov (1939–2017)
 * Julius Tomin (born 1938)
 * Rosemarie Tong (born 1949)
 * Michael Tooley (born 1941)
 * Roberto Torretti (born 1930)
 * Stephen Toulmin (1922–2009)
 * Cecilia Trifogli (born 1961)
 * Roger Trigg (born 1941)
 * Tsang Lap Chuen (born 1943)
 * Mpho Tshivhase
 * Nancy Tuana
 * Peter Tudvad (born 1966)
 * Ernst Tugendhat (born 1930)
 * Raimo Tuomela (1940–2020)
 * Colin Murray Turbayne (1916–2006)
 * Alan Turing (1912–1954)
 * Ray Turner (born 1947)
 * Stephen Park Turner (born 1951)
 * Joseph Tussman (1914–2005)
 * Michael Tye (born 1950)
 * Anna-Teresa Tymieniecka (1923–2014)

U

 * Thomas Uebel (born 1952)
 * Peter Unger (born 1942)
 * Roberto Mangabeira Unger (born 1947)
 * Ivo Urbančič (1930–2016)
 * J. O. Urmson (1915–2012)
 * Alasdair Urquhart (born 1945)

V

 * William F. Vallicella
 * Johan van Benthem (born 1949)
 * Herman Van Breda (1911–1974)
 * Bas van Fraassen (born 1941)
 * Tim van Gelder
 * Jean van Heijenoort (1912–1986)
 * Jean Vanier (1928–2019)
 * Peter van Inwagen (born 1942)
 * Luuk van Middelaar (born 1973)
 * Bryan W. Van Norden (born 1962)
 * Philippe Van Parijs (born 1951)
 * Peter Vardy (born 1945)
 * Francisco Varela (1946–2001)
 * Gary Varner (born 1957)
 * Juha Varto (born 1949)
 * Achille Varzi (born 1958)
 * Gianni Vattimo (born 1936)
 * Achille Varzi (born 1958)
 * Nicla Vassallo (born 1963)
 * Adolfo Sánchez Vázquez (1915–2011)
 * Henry Babcock Veatch (1911–1997)
 * J. David Velleman (born 1952)
 * Zeno Vendler (1921–2004)
 * Giovanni Ventimiglia
 * Peter-Paul Verbeek (born 1971)
 * Dirk Verhofstadt (born 1955)
 * Etienne Vermeersch (1934–2019)
 * Michel Villey (1914–1988)
 * Paul Virilio (1932–2018)
 * Eliseo Vivas (1901–1991)
 * Gregory Vlastos (1907–1991)
 * Eric Voegelin (1901–1985)
 * Candace Vogler
 * John von Neumann (1903–1957)
 * Heinrich von Staden (born 1939)
 * Jules Vuillemin (1920–2001)

W

 * Jeremy Waldron (born 1953)
 * Margaret Urban Walker (born 1948)
 * Mark Alan Walker (born 1963)
 * Ralph C. S. Walker (born 1944)
 * R. Jay Wallace (born 1957)
 * Adrian Walsh (born 1963)
 * W. H. Walsh (1913–1986)
 * Douglas N. Walton (1942–2020)
 * Kendall Walton (born 1939)
 * Wil Waluchow (born 1953)
 * Michael Walzer (born 1935)
 * Ernest Wamba dia Wamba (1942–2020)
 * Hao Wang (1921–1995)
 * Nigel Warburton (born 1962)
 * Keith Ward (born 1938)
 * Georgia Warnke
 * Geoffrey J. Warnock (1923–1996)
 * Mary Warnock (1924–2019)
 * Karen J. Warren (1947–2020)
 * Thomas B. Warren (1920–2000)
 * Marx W. Wartofsky (1928–1997)
 * Robin Waterfield (born 1952)
 * John W. N. Watkins (1924–1999)
 * John Leonard Watling (1923–2004)
 * Alan Watts (1915–1973)
 * Paul Watzlawick (1921–2007)
 * Helmut Wautischer
 * Brian Weatherson
 * Richard M. Weaver (1910–1963)
 * Eugene Webb (born 1938)
 * Michel Weber (born 1963)
 * William Stone Weedon (1908–1984)
 * Simone Weil (1909–1943)
 * Rivka Weinberg
 * Joan Weiner
 * Jack Russell Weinstein (born 1969)
 * Paul Weiss (1901–2002)
 * Morris Weitz (1916–1981)
 * Carl Friedrich von Weizsäcker (1912–2007)
 * Philip Welch (born 1954)
 * Christopher Heath Wellman (born 1967)
 * Albrecht Wellmer (1933–2018)
 * Peter Wenz (born 1945)
 * Archibald Garden Wernham (1916–1989)
 * Cornel West (born 1953)
 * Robert B. Westbrook (born 1950)
 * Anthony Weston (born 1954)
 * Philip Wheelwright (1901–1970)
 * Rebecca Whisnant
 * Alan White (born 1951)
 * Alan R. White (1922–1992)
 * Morton White (1917–2016)
 * Jennifer Whiting
 * Kyle Powys Whyte
 * Heather Widdows (born 1972)
 * Nettie Wiebe (born 1949)
 * Philip P. Wiener (1905–1992)
 * David Wiggins (born 1933)
 * Dan Wikler (born 1946)
 * John Daniel Wild (1902–1972)
 * Frederick Wilhelmsen (1923–1996)
 * Kathy Wilkes (1946–2003)
 * Dallas Willard (1935–2013)
 * Cynthia Willett
 * Bernard Williams (1929–2003)
 * C. J. F. Williams (1930–1997)
 * Michael Williams (born 1947)
 * Timothy Williamson (born 1955)
 * Jan Willis (born 1948)
 * Amos N. Wilson (1940/41–1995)
 * Catherine Wilson (born 1951)
 * Jessica Wilson
 * Margaret Dauler Wilson (1939–1998)
 * Mark Wilson (born 1947)
 * Robert Wilson (born 1964)
 * William C. Wimsatt (born 1941)
 * Peter Winch (1926–1997)
 * Richard Dien Winfield (born 1950)
 * Ajume Wingo
 * Langdon Winner (born 1944)
 * William J. Winslade (born 1941)
 * Kwasi Wiredu (born 1931)
 * John Wisdom (1904–1993)
 * John Oulton Wisdom (1908–1993)
 * Charlotte Witt (born 1951)
 * Monique Wittig (1935–2003)
 * Karol Wojtyła (1920–2005)
 * Jan Woleński (born 1940)
 * Susan R. Wolf (born 1952)
 * Ursula Wolf (born 1951)
 * Jonathan Wolff (born 1959)
 * Robert Paul Wolff (born 1933)
 * Sybil Wolfram (1931–1993)
 * Elizabeth Wolgast (1929–2020)
 * Sheldon Wolin (1922–2015)
 * Richard Wollheim (1923–2003)
 * Nicholas Wolterstorff (born 1932)
 * David B. Wong
 * Allen W. Wood (born 1942)
 * David Wood (born 1946)
 * W. Hugh Woodin (born 1955)
 * Paul Woodruff (born 1943)
 * John Woods (born 1937)
 * Raphael Woolf
 * John Worrall (born 1946)
 * Mark Wrathall (born 1965)
 * Crispin Wright (born 1942)
 * Georg Henrik von Wright (1916–2003)
 * W. D. Wright (born 1936)
 * Jerzy Wróblewski (1926–1990)
 * Alison Wylie (born 1954)
 * Mark Wynn (born 1963)
 * Edith Wyschogrod (1930–2009)

X

 * Xu Liangying (1920–2013)

Y

 * Stephen Yablo
 * George Yancy (born 1961)
 * Keith Yandell (1938–2020)
 * Cemal Yıldırım (1925–2009)
 * Francis Parker Yockey (1917–1960)
 * John Howard Yoder (1927–1997)
 * John W. Yolton (1921–2005)
 * Robert M. Yost (1917–2006)
 * Arthur M. Young (1905–1995)
 * Damon Young (born 1975)
 * Iris Marion Young (1949–2006)
 * Julian Young (born 1943)
 * Robert M. Young (1935–2019)
 * Jiyuan Yu (1964–2016)

Z

 * Santiago Zabala (born 1975)
 * Richard Zach
 * Naomi Zack
 * Linda Trinkaus Zagzebski (born 1946)
 * Dan Zahavi (born 1967)
 * José Zalabardo (born 1964)
 * Edward N. Zalta (born 1952)
 * María Zambrano (1904–1991)
 * Marlène Zarader (born 1949)
 * Ingo Zechner (born 1972)
 * Eddy Zemach
 * John Zerzan (born 1943)
 * Zhou Guoping (born 1945)
 * Zygmunt Ziembiński (1920–1996)
 * Paul Ziff (1920–2003)
 * Robert Zimmer (born 1953)
 * Dean Zimmerman
 * Michael E. Zimmerman (born 1946)
 * Alexander Zinoviev (1922–2006)
 * Slavoj Žižek (born 1949)
 * Elémire Zolla (1926–2002)
 * Volker Zotz (born 1956)
 * François Zourabichvili (1965–2006)
 * Catherine Zuckert (born 1942)
 * Michael Zuckert (born 1942)
 * Rachel Zuckert (born 1969)
 * Estanislao Zuleta (1935–1990)
 * Alenka Zupančič (born 1965)
 * Jan Zwicky (born 1955)