William Coolidge Lane was an American librarian and historian. He served for over 45 years in the Harvard Library at Harvard University in Cambridge, Massachusetts.
William Cornelius Reichel was a Moravian author in the United States who did much to document and examine the early history of the Moravian church in the United States.
William Coward (1657?–1725) was an English physician, controversial writer, and poet. He is now remembered for his sceptical writings on the soul, which Parliament condemned as blasphemous and ordered to be burned in his presence.
William Cowper was an English poet and Anglican hymnwriter. One of the most popular poets of his time, Cowper changed the direction of 18th-century nature poetry by writing of everyday life and scenes of the English countryside. In many ways, he was one of the forerunners of Romantic poetry. Samuel Taylor Coleridge called him "the best modern poet", whilst William Wordsworth particularly admired his poem "Yardley-Oak".
William Cowper Brann was an American journalist also known as Brann the Iconoclast. During his life, he gained a reputation as a "brilliant though vitriolic editorialist."
William Cox Bennett was an English poet. He published numerous works, often including a self-written preface. One of his better-known poems is that of "Baby May".
William Coxe was an English historian and priest who served as a travelling companion and tutor to nobility from 1771 to 1786. He wrote numerous historical works and travel chronicles. Ordained a deacon in 1771, he served as a rector and then archdeacon of Bemerton near Salisbury from 1786 until his death.