William Houstoun may refer to:
- William Houstoun (botanist) (1695–1733), British surgeon and botanist
- William Houston (1746–1788), American teacher and statesman
- William Houstoun (lawyer) (1755–1813), American lawyer, Continental Congressman for Georgia
- Sir William Houstoun, 1st Baronet (1766–1842), British army officer, Governor of Gibraltar
Topics referred to by the same termThis disambiguation page lists articles about people with the same name. If an internal link led you here, you may wish to change the link to point directly to the intended article. Category: