William FitzRoy may refer to:
- William FitzRoy, 3rd Duke of Cleveland (1698–1774), English nobleman
- William FitzRoy (British Army Officer) (1830–1902), British Army officer
- Lord William FitzRoy (1782–1857), British Royal Navy officer
- William FitzRoy, 6th Duke of Grafton (1819–1882), British peer and politician
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: