Mary Steward , 42nd Queen of Scotland1542-1587 Sposata conFrancois II de Valois , King of France1544-1560 Mary Steward, 42nd Queen of Scotlandnel 1542 Sposata conHenry Steward , Duke of Albany1545-1567 Mary Steward, 42nd Queen of Scotlandnel 1542 Sposata conJames Hepburn , Duke of Orkney1536-1578