- See also changes related to Existentialism, or pages that link to Existentialism or to this page or whose text .
- Philosophy : The study of the meaning and justification of beliefs about the most general, or universal, aspects of things.
- Nicola Abbagnano : Add brief definition or description
- Martin Buber : Add brief definition or description
- Rudolf Bultmann : Add brief definition or description
- Albert Camus : (1913-60) Algerian-French existentialist philosopher and novelist; classic quote is "The only serious philosophical problem is that of suicide" (i.e., is life meaningful?)
- Christian existentialism : Add brief definition or description
- Existentialism in art : Add brief definition or description
- : (1821-81) Russian writer; wrote Crime and Punishment, The Possessed, The Idiot and The Brothers Karamazov along with other well-known works.
- Søren Kierkegaard : (May 5, 1813 – November 11, 1855) was a 19th century Danish philosopher and theologian, generally recognized as the first existentialist philosopher.
- Friedrich Nietzsche : (1844–1900) German philosopher and writer who developed key concepts of morality, religion and the contemporary culture of Europe.
- Jean-Paul Sartre : French existentialist philosopher and prolific writer (including drama and playwriting).
- Continental philosophy : Collective term for the many distinct philospohical traditions, methods, and styles that predominated on the European continent (particularly France and Germany) from the time of Immanuel Kant.
- Critical theory : Add brief definition or description
- Metanarrative : Add brief definition or description