William Wyllie may refer to:
William Morrison Wyllie (–1895), an English painter of coastal and maritime themes William Lionel Wyllie (1851–1931), son of William Morrison Wyllie, a prolific English painter of maritime themes William Wyllie (British Army officer) (1802–1891), Indian army officer William Hutt Curzon Wyllie (1848–1909), Indian army officer, later an official of the British Indian Government
See also
William Wiley (disambiguation)