De Franquetot

De Franquetot is a surname. Notable people with the surname include:

• Robert Jean Antoine de Franquetot de Coigny (1652–1704), French army officer
• François de Franquetot de Coigny (1670–1759), Marshal of France
• François-Henri de Franquetot de Coigny (1737–1821), Marshal of France
• Augustin-Gustave de Franquetot de Coigny (1788–1865), last Duke of Coigny