William Oliphant
William Oliphant may refer to:
- William Oliphant, Governor of Sterling Castle during the Wars of Scottish Independence
- William Oliphant, Lord of Aberdalgie, Scottish knight during the Wars of Scottish Independence
- William Oliphant, Lord Newton, Scottish judge
- William Oliphant, Sr., founder of Oliphant's Gym, believed to be the oldest gym in North America
- William J. Oliphant, American photographer