Works of fiction in which a significant proportion of the work is devoted to a discussion of the sort of questions normally addressed in discursive philosophy.
- 2150 A.D.
- The Alexandria Quartet
- Atlas Shrugged
- A Symphony of Eternity
- Barriers of a Broken Soul
- Blue Avenger (mostly the first book)
- The Book of Joan
- A Boot Stomping a Human Face Forever
- The Broom of the System
- The Brothers Karamazov
- Caffeine
- Crime and Punishment
- Decision of Fate
- Deep River
- Division by Zero has the protagonist, Kohana, confront God, who created the multiverse out of nothingness, and its creations, who create nothingness out of the multiverse. Division by Zero has many philosophical themes, existentialism, humanism, and philosophical theology at the forefront.
- The End of Mr. Y
- The Fountainhead
- Filth
- God's Debris
- Gravity’s Rainbow
- The Great Divorce
- The Elegance of the Hedgehog
- The Idiot
- If on a winter’s night a traveler
- Invisible Cities
- Ishmael
- Island
- The Joy
- How Kazir Won His Wife
- Knowledge Of Angels
- Last and First Men
- Logicomix
- The Eyes Of My Princess
- Magnet Girl Wireless
- The Man Who Was Thursday
- Mass
- Oracle of Tao has the main character involved in questions about the nature of existence, the nature of God, and the afterlife in a post-apocalyptic setting.
- Okuyyuki
- The Plague
- Po-on
- Portnoy's Complaint
- The Pretenders
- The Screwtape Letters
- Sophie's World
- The Stranger
- Starmaker
- Terra Ignota
- Victoria has several philosophical themes, but most prominently, it explores various views of human nature, as well as their consequences when enshrined as part of governing ideologies.
- A Voyage to Arcturus
- Waterland
- Who Needs Men?
- Youth in Sexual Ecstasy
- Xanthippic Dialogues
