- William Alston (1921-2009)
- Anscombe (1919-2001)
- J. L. Austin (1911-1960)
- A. J. Ayer (1910-1989)
- Isaiah Berlin (1909-1997)
- Broad (1887-1971)
- Rudolf Carnap (1891-1970)
- Noam Chomsky (1928)
- Ernst Cassirer (1874-1945)
- Collingwood (1889-1943)
- Davidson (1917-2003)
- John Dewey (1859-1952)
- Michael Dummett (1925-2011)
- Evans (1946-1980)
- Feng Youlan (1895-1990)
- Feyerabend (1924-1994)
- Philippa Foot (1920-2010)
- Bas van Fraassen (1941)
- R. Buckminster Fuller (1895-1983)
- Hans Georg Gadamer (1900-2002)
- Ernest Gellner (1925-1995)
- Nelson Goodman (1906-1998)
- Susan Haack (1945)
- Friedrich Hayek (1899-1992 )
- Martin Heidegger (1889-1976)
- Ted Honderich (1933)
- Edmund Husserl (1859-1938)
- Muhammed İkbal (1877-1938)
- Saul Kripke (1940)
- Thomas Kuhn (1922–1996)
- Lakatos (1922-1974 )
- David Lewis (1941-2001 )
- Alain Locke (1882-1954 )
- Lonergan (1904-1984 )
- John McDowell (1942)
- Mackie (1917-1981)
- Macmurray (1891-1976)
- George Edward Moore (1873-1958)
- Thomas Nagel (1937)
- Nicod (1893-1924)
- Robert Nozick (1938-2002)
- Plantinga (1932)
- Karl Popper (1902-1994)
- Prior (1914-1969 )
- Putnam (1926 )
- Quine (1908-2000 )
- Radhakrishnan (1888-1975 )
- Ayn Rand (1905-1982)
- John Rawls (1921-2002)
- Bertrand Russell (1872-1970)
- Gilbert Ryle (1900-1976)
- Jean-Paul Sartre (1905-1980)
- Schütz (1899-1959)
- John Searle (1932 )
- Sellars (1912-1989)
- Peter Singer (1946 – …)
- Stebbing (1885-1943)
- P.F. Strawson (1919-2006)
- Thomson (1912-1955)
- Alan Turing (1912-1954)
- Ventre (1897-1956)
- Weil (1909-1943)
- Alfred North Whitehead (1861-1947)
- Bernard Williams (1929-2003)
- Wittgenstein (1889-1951)
- Michel Onfray (1959)