William Channing

William Channing may refer to:


 * William Ellery Channing (1780–1842), Unitarian preacher of the early nineteenth century
 * William Ellery Channing (poet) (1818–1901), Transcendentalist poet, nephew of the preacher
 * William Henry Channing (1810–1884), American writer and philosopher
 * William Channing Whitney (1851–1945), American architect
 * William Francis Channing (1820–1901), American activist, electrical researcher, scientist and inventor