Charles Homer Haskins was a history professor at Harvard University. He was an American historian of the Middle Ages, and advisor to U.S. President Woodrow Wilson. He is widely recognized as the first academic medieval historian in the United States, and the Haskins Medal was named in his honor.

Charles Hooton was an English novelist and journalist.

Charles Howard Shinn was a horticulturalist, author, inspector of California Experiment Stations, and forest ranger in California.

Charles Hubbard Judd was an American educational psychologist who played an influential role in the formation of the discipline. Part of the larger scientific movement of this period, Judd pushed for the use of scientific methods to the understanding of education and, thus, wanted to limit the use of theory in the field. Judd who was known for applying scientific methods to the study of educational issues.

Charles Hubert Millevoye was a French poet several times honored by the Académie française. He was a transitional figure between the eighteenth and the nineteenth centuries as revealed in his Romantic poems. His poem beginning "Dans les bois l'amoureux Myrtil" is also well known as set to music in Vieille Chanson by Georges Bizet, as well as Le Mancenillier, as referred to in Meyerbeer's L'Africaine and Louis Moreau Gottschalk's serenade for piano Le Mancenillier, Op. 11.

Charles Ignatius White was an American editor, historian, and Catholic priest. He was one of the leading Catholic publicists in the United States during the second half of the nineteenth century. His publications before the American Civil War were influential in the spread of Catholicism.

Charles Jeremy Hoadly (1828–1900) was an American librarian and historian who served as State Librarian and director of the Connecticut State Library from 1855 to 1900. He insisted on spelling his surname as "Hoadly," though most of his extended family spelled it "Hoadley."

Charles John Samuel Thompson MBE was a British physician and writer.

Charles J. Shields is an American biographer of mid-century American novelists and writers.

Charles Jacobs Peterson was an American author and publisher.