John William

John William may refer to:

Given name

 * John William, Duke of Jülich-Cleves-Berg (1562–1609)
 * Johann Wilhelm, Duke of Saxe-Weimar (1530–1573)

People

 * John William, Baron Ripperda (1680–1737), political adventurer and Spanish prime minister
 * John William (MP for Dartmouth), see Dartmouth
 * John William (MP for Southwark), see Southwark