Name | Lived | Nationality | Occupation | Notes |
| – September 9, 1990 | Italy | Philosopher | Also associated with neopositivism |
| – September 25, 1976 | Colombia | Philosopher | Founded Nadaism |
| – December 4, 1975 | Germany | Philosopher | Also associated with phenomenology, associate of Heidegger |
| – July 25, 2002 | Egypt | Philosopher | |
| – March 18, 2008 | United States | Philosopher, author | Translated Sartre into English |
| – December 10, 1968 | Switzerland | Theologian | Founder of neo-orthodoxy |
| – March 25, 1948 | Russia | Theologian, philosopher | Christian existentialist |
| – September 12, 1977 | South Africa | Activist | |
| – June 13, 1965 | Germany | Theologian | Worked with Rosenzweig |
| – July 30, 1976 | Germany | Theologian | |
| – January 28, 1972 | Italy | Author | Also associated with magical realism |
| – January 4, 1960 | France | Philosopher, author | Founded Les Temps modernes with de Beauvoir and Sartre; developer of the Absurdism |
| – April 21, 1866 | United Kingdom | Essayist | Wife of Thomas Carlyle |
| – February 5, 1881 | United Kingdom | Author, historian | Husband of Jane Welsh Carlyle |
| – June 20, 1995 | Romania | Philosopher, essayist | Also associated with pessimism |
| – April 14, 1986 | France | Philosopher, anthropologist | Founded Les Temps modernes with Camus and Sartre; predecessor of second-wave feminism |
| – | United States | Philosopher, playwright, cultural critic | Author of Inwardness and Existence: Subjectivity in/and Hegel, Heidegger, Marx and Freud |
| – February 9, 1881 | Russia | Novelist | Foundational figure of existentialism |
| – October 16, 1988 | United States | Philosopher | Also associated with Phenomenology, co-founded the Society for Phenomenology and Existential Philosophy with Wild and James M. Edie |
| – April 16, 1994 | United States | Novelist | Wrote Invisible Man, associate of Wright |
| – December 6, 1961 | France, Algeria | Philosopher, anthropologist, psychiatrist | Also associated with Marxism |
| – November 17, 1991 | Czechoslovakia | Philosopher | Also associated with phenomenology |
| – October 2 or 3, 1944 | Romania | Author, poet, film director | |
| – October 20, 1894 | United Kingdom | Historian | |
| – January 11, 1966 | Switzerland | Artist | Known for his artistic style and the existential crisis within |
| –1994 | Lithuania | Philosopher | Christian existentialist |
| – February 16, 1964 | Colombia | Philosopher, Lawyer | Works inspired Nadaism |
| – | United States | Philosopher | Also associated with Africana philosophy, Black existentialism, and phenomenology |
| – May 26, 1976 | Germany | Philosopher | Also associated with phenomenology and hermeneutics, associate of Arendt, rejected the label of "existentialist" |
| – April 26, 1938 | Austria, Germany | Philosopher | Founder of Phenomenology |
| – March 15, 1940 | Romania | Philosopher, mathematician | |
| -March 28, 1994 | Romania | Playwright, essayist | Foundational figure of absurdism |
| – August 26, 1910 | United States | Philosopher, psychologist | Foundational figure of pragmatism |
| – February 26, 1969 | Germany | Philosopher | Also associated with neo-Kantianism |
| – June 3, 1924 | Austria–Hungary | Novelist | Foundational figure of existentialism |
| – September 4, 1980 | United States | Philosopher | Translated Hegel, Goethe, Buber and Nietzsche into English |
| – November 11, 1855 | Denmark | Theologian, philosopher, author | Foundational figure of existentialism, Christian existentialist |
| – April 19, 1928 | Czechoslovakia | Philosopher, novelist | Also associated with subjective idealism |
| – December 25, 1995 | Lithuania, France | Philosopher, theologian | Studied with Heidegger and Husserl |
| – May 28, 2007 | United Kingdom | Theologian | Christian existentialist |
| – October 7, 1944 | Lithuania | Poet | |
| – August 30, 2006 | Egypt | Novelist | |
| – October 8, 1973 | France | Theologian, philosopher | Christian existentialist |
| – May 3, 1961 | France | Philosopher | Also associated with phenomenology, associate of de Beauvoir and Sartre |
| – August 25, 1900 | Germany | Philosopher | Foundational figure of existentialism, also associated with nihilism |
| – October 18, 1955 | Spain | Philosopher | Also associated with perspectivism, pragmatism, vitalism, and historicism |
| –1969 | Ukraine | Novelist, anthropologist | |
| – December 10, 1929 | Germany | Theologian, philosopher | Worked with Buber |
| – April 15, 1980 | France | Philosopher, novelist, activist | Also associated with Marxism, co-founded Les Temps modernes with de Beauvoir and Camus |
| – April 1, 1992 | Palestine | Politician, philosopher | |
| – November 19, 1938 | Russia, France | Philosopher | Also associated with Irrationalism |
| – April 9, 1993 | United States | Rabbi | |
| – October 22, 1965 | United States, Germany | Theologian, philosopher | Christian existentialist |
| –1978 | South Africa | Philosopher | Also associated with Marxism, studied with Sartre |
| – December 31, 1936 | Spain | Novelist, essayist, dramatist, philosopher | |
| – October 23, 1972 | United States | Philosopher | Originally associated with empiricism, realism, and pragmatism; later associated with phenomenology; co-founded the Society for Phenomenology and Existential Philosophy with Earle and James M. Edie |
| – December 5, 2013 | United Kingdom | Author | Wrote The Outsider |
| – November 28, 1960 | United States | Author | Pioneer of Black existentialism and chronicler of the black experience in the American South. Onetime mentor of James Baldwin; strongly influenced Fanon and other Négritude writers, close friends with Sartre and De Beauvoir. Had significant impact on European and African literary existentialism |
| – October 12, 1990 | Norway | Philosopher | Founded biosophy |