Francesco Melzi d'Eril, Duke of Lodi, Count of Magenta, (Milan, 6 March 1753 - Bellagio, 16 January 1816) was an Italian politician and patriot, serving as vice-president of the Napoleonic Italian Republic (1802–1805). He was a consistent supporter of the Italian unification ideals that would lead to the Italian Risorgimento shortly after his death.