Ruth Barcan Marcus (1921–2012) Michael Marder 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