William McPherson
William McPherson or Macpherson may refer to:
- William Macpherson (civil servant), clerk of the Legislative Council of New South Wales
- William Macpherson (British [Army officer)], colonel-commandant and author
- William Macpherson (judge), judge of the High Court of England and Wales and chair of the enquiry into the murder of Stephen Lawrence
- William MacPherson (priest), Anglican dean of Lichfield
- William Macpherson (cricketer), English cricketer
- William Macpherson (legal writer), Scottish legal writer
- William McPherson (university president), president of Ohio State University
- William Murray McPherson, Australian philanthropist and politician
- William McPherson Allen, American aircraft businessman
- William McPherson (writer), 1977 winner of the Pulitzer Prize for Criticism
- William David McPherson, Ontario barrister and political figure