William Henry Channing was an American Unitarian clergyman, writer and philosopher.
William Henry Davenport Adams (1828–1891), was an English writer and journalist of the 19th century, notable for a number of his publications.
William Henry Drummond was an Irish-born Canadian poet whose humorous dialect poems made him "one of the most popular authors in the English-speaking world," and "one of the most widely-read and loved poets" in Canada.
William Henry Edwards was an American businessman and entomologist. He was an industrial pioneer in the coalfields of West Virginia, opening some of the earliest mines in the southern part of the state. He was also a prominent naturalist specializing in the study of butterflies. He wrote The Butterflies of North America, a three-volume treatise that is highly regarded for its scholarship and the quality of its illustrations.
William Henry Egle (1830–1901) was a physician, author and historian who served as the State Librarian of the Commonwealth of Pennsylvania from 1887 to 1889. A practicing physician at the dawn of the American Civil War, he was initially commissioned as an assistant surgeon, and then served as a surgeon with several different Union Army regiments during the course of the conflict, including the 116th Regiment Infantry, U.S. Colored Troops (USCT).
William Henry Foote was an American Presbyterian minister in Virginia and North Carolina. He served as a Confederate chaplain during the American Civil War of 1861-1865. He wrote several books about the history of Presbyterians in the American South.
William Henry Furness was an American clergyman, theologian, Transcendentalist, abolitionist, and reformer.
William Henry Giles Kingston, often credited as W. H. G. Kingston, was an English writer of boys' adventure novels.
William Henry Goodyear (1846–1923) was a noted architectural historian, art historian, and museum curator. He was the son of Charles Goodyear (1800–1860), inventor of rubber vulcanization, and Clarissa Beecher Goodyear.
William Henry Green, was an American scholar of the Hebrew language. He was born in Groveville, near Bordentown, New Jersey.