Claude Farrère, pseudonym of Frédéric-Charles Bargone, was a French Navy officer and writer. Many of his novels are based in exotic locations such as Istanbul, Saigon, or Nagasaki.

Claude Prosper Jolyot de Crébillon, called "Crébillon fils", was a French novelist.

Claudius Claudianus, known in English as Claudian, was a Latin poet associated with the court of the Roman emperor Honorius at Mediolanum (Milan), and particularly with the general Stilicho. His work, written almost entirely in hexameters or elegiac couplets, falls into three main categories: poems for Honorius, poems for Stilicho, and mythological epic.

Winifred Ashton CBE, better known by the pseudonym Clemence Dane, was an English novelist and playwright.

Clemence Annie Housman was an author, illustrator and activist in the women's suffrage movement. She was the sister of A. E. Housman and Laurence Housman. Her novels included The Were-Wolf, Unknown Sea and The Life of Sir Aglovale De Galis. She was also a leading figure in the suffragette movement.

Clement Clarke Moore was an American writer, scholar and real estate developer. He is best known as author of the Christmas poem "A Visit from St. Nicholas."

Clément Juglar was a French doctor and statistician.

Clement King Shorter was a British journalist and literary critic.

Clement Richardson Wood was an American writer, lawyer and political activist.

Clifford Lea Bax was a versatile English writer, known particularly as a playwright, a journalist, critic and editor, and a poet, lyricist and hymn writer. He also was a translator. The composer Arnold Bax was his brother, and set some of his words to music.