births
Gian Galeazzo Visconti, first Duke of Milan (died 1402)

Related Wikipedia articles
Gian Galeazzo Visconti
First duke of Milan (1351–1402)
Gian Galeazzo Visconti, was the first duke of Milan (1395) and ruled that late-medieval city just before the dawn of the Renaissance. He also ruled Lombardy jointly with his uncle Bernabò. He was the founding patron of the Certosa di Pavia, completing the Visconti Castle at…Source: Wikipedia (CC BY-SA)