William Erskine

William Erskine may refer to:

• William Erskine (master of Charterhouse) (died 1685), master of Charterhouse Hospital
• William Erskine (died 1697), member of the Parliament of Scotland for Culross
• William Erskine (1691–1754), member of the Parliament of Great Britain for Perth Burghs
• Sir William Erskine, 1st Baronet (1728–1795), British Army officer
• William Erskine, Lord Kinneder (1768–1822), Scottish scholar and songwriter
• Sir William Erskine, 2nd Baronet (1770–1813), British Army officer and Member of Parliament
• William Erskine (historian) (1773–1852), Scottish orientalist and historian
• William Erskine (diplomat) (1871–1952), British ambassador