William Maitland may refer to:
William Maitland of Lethington (1525–1573), Scottish politician and reformer William Maitland (historian) (1693–1757), Scottish merchant, historian and topographer William Fuller Maitland (1813–1876), English picture collector William Whitaker Maitland (1794–1861), British landowner and High Sheriff of Essex William Maitland (civil servant) (1847–1919), British civil servant in India, and cricketer