フランチェスコ・スフォルツァ
Francesco I Sforza ruled Milan, having acquired the title of Duke of Milan (1450–1466) after marrying in 1441 the natural daughter and only heir of the last Duke of Milan, Filippo Maria Visconti, Bianca Maria (1425–1468), making the Sforzas the heirs of the house of Visconti.