St. Augustine of Hippo
(354-430)
- Caesar, Julius
- Calvin, John
- Camus, Albert
- Carroll, Lewis
- Carus, Titus Lucretius
- Castiglione, Baldassare
- St. Catherine of Genoa
- St. Catherine of Siena
- Cervantes, Miguel de
- Chaucer, Geoffrey
- Chekhov, Anton
- Chrysostom, St. John
- Churchill, Sir Winston
- Cicero
- Clairvaux, St. Bernard of
- Clausewitz, Karl von
- St. Clement of Rome
- Coleridge, Samuel Taylor
- Collodi, Carlo
- Comte, Auguste
- Confucius
- Congreve, William
- Conrad, Joseph
- Cooper, James Fenimore
- Copernicus, Nicolaus
- Crane, Stephen
- Cross, St. John of the
- da Vinci, Leonardo
- Dante Alighieri
- Darwin, Charles
- Defoe, Daniel
- Descartes, René
- de Tocqueville, Alexis
- Dewey, John
- Dickens, Charles
- Dickinson, Emily
- Diderot, Denis
- Dodge, Mary Mapes
- Donne, John
- Dostoevsky, Fyodor
- Dreiser, Theodore
- Dumas (père), Alexandre