Did Francis II had any children?

Francis II of France did not have any children as he died at the age of 16.

Francis II, Holy Roman Emperor did have children. Here is a list:

• Archduchess Ludovika Elisabeth of Austria
• Archduchess Marie-Louise
• Emperor Ferdinand I
• Archduchess Marie Caroline
• Archduchess Caroline Ludovika
• Archduchess Maria Leopoldina
• Archduchess Maria Clementina
• Archduke Joseph Franz Leopold
• Archduchess Marie Carolina of Austria
• Archduke Franz Joseph of Austria
• Archuduchess Maria Anna
• Archduke Johann Nepomuk
• Archduchess Amalie Theresa

Francis II of the Two Sicily had one daughter:

• Princess Maria Christina Pie

Francis, Duke of Bavaria (Francis II by Jacobite supporters) is the current Duke of Bavaria and Jacobite Pretender. He was never married and has no children.