William Partridge is the name of:

• William Ordway Partridge (1861–1930), American sculptor
• William Partridge (New Hampshire official) (1654–1729), English colonial administrator
• William Partridge (soldier) (1858–1930), British soldier
• William Partridge (lacrosse), American lacrosse player
• William Partridge (MP), Member of Parliament for Rochester
• William Partridge (Irish revolutionary) (1874–1917), trade unionist and revolutionary socialist from Sligo, Ireland.