Categories - Philosophy
- C. I. Lewis
- Carl von Clausewitz
- Cato the Younger
- Charles de Montesquieu
- Charles Fourier
- Charles Hartshorne
- Charles Sanders Peirce
- Christian von Ehrenfels
- Cicero
- Cicero Writes De Republica
- Compilation of the Upanisads
- Composition of The Great Learning
- Composition of the Mahābhārata
- Confucius
- Confucius’s Death Leads to the Creation of The Analects
- Cornel West
- Creation of the Wujing
- D. T. Suzuki
- Daniel C. Dennett
- Dao De Jing
- David Hume
- Death of Socrates
- Death of Vardhamāna, Founder of Jainism
- Declaration of Independence
- Democritus
- Denis Diderot
- Descartes Publishes His Discourse on Method
- Dietrich Bonhoeffer
- Diogenes
- Diogenes Popularizes Cynicism
- Donald Davidson
- Dong Zhongshu Systematizes Confucianism
- D’Eaubonne Coins the Term “Ecofeminism”
- Edith Stein
- Edmund Husserl
- Elie Wiesel
- Emanuel Swedenborg
- Emil L. Fackenheim
- Emmanuel Lévinas
- Empedocles
- Epictetus
- Epicurus
- Erich Fromm
- Ernest Renan
- Ernst Cassirer
- Ernst Haeckel
- Ernst Troeltsch
- Erwin Schrödinger
- Étienne Bonnot de Condillac
- Étienne Gilson
