William Markham

William Markham may refer to:

• William Markham (MP) (by 1533-1571), MP for Nottingham (UK Parliament constituency)
• William Markham (bishop) (1710–1807), English scholar and religious figure
• William Markham (Governor) (1635–1704), first acting governor of colonial Pennsylvania
• William Markham (mayor) (1811–1890), Atlanta businessman and mayor
• William H. Markham, Wisconsin politician