Bona of Savoy, Duchess of Milan (August 10, 1449 – November 23, 1503) is the second spouse of Galeazzo Maria Sforza, Duke of Milan and a member of the noble Italian House of Savoy.
She serves as regent of Milan during the minority of her son from 1476 to 1481.
Born in Avigliana, Turin, Bona is a daughter of Louis, Duke of Savoy and Anne de Lusignan of Cyprus.
She is one of nineteen children.
Her many siblings include: Amadeus IX of Savoy, Philip II, Duke of Savoy, Louis of Savoy, Count of Geneva, Marguerite of Savoy and Charlotte of Savoy, who marries King Louis XI.