William Henley

William Henley may refer to:


 * William Cumming Henley (1860–1919), British artist, naturalist and botanist, and scientific microscopist
 * William Ernest Henley (1849–1903), British poet, critic and author
 * William Thomas Henley (1814–1882), British telegraph engineer and pioneer submarine cable manufacturer
 * William Henley (violinist) (1882–1957), English violinist and composer