Francis III

Francis III may refer to:


 * Francesco III Ordelaffi (1357–1405)
 * Francis III, Duke of Brittany (1518–1536)
 * Francesco III Gonzaga, Duke of Mantua (1533–1550)
 * Francis I, Holy Roman Emperor, also Francis III, Duke of Lorraine (1708–1765)
 * Francesco III d'Este, Duke of Modena (1737–1780)