William Peyto

William Peyto may refer to:


 * William Petow or Peyto, cardinal
 * William Peyto (died 1464) (c. 1394–1464), MP for Warwickshire, 1420
 * William Peyto (died 1734) (c. 1698–1734), MP for Warwickshire, 1715–34