Gian Galeazzo Sforza (20 June 1469 – 21 October 1494), also known as Giovan Galeazzo Sforza, was the sixth
Duke of Milan
The following is a list of rulers of Milan from the 13th century to 1814, after which it was incorporated into the Kingdom of Lombardy–Venetia by the Congress of Vienna.
Before elevation to duchy
Until 1259, Milan was a free commune that elect ...
.
Early life
Born in
Abbiategrasso, he was only seven years old when in 1476 his father,
Galeazzo Maria Sforza, was assassinated and he became the
Duke of Milan
The following is a list of rulers of Milan from the 13th century to 1814, after which it was incorporated into the Kingdom of Lombardy–Venetia by the Congress of Vienna.
Before elevation to duchy
Until 1259, Milan was a free commune that elect ...
. His uncle,
Ludovico Sforza
Ludovico Maria Sforza (; 27 July 1452 – 27 May 1508), also known as Ludovico il Moro (; "the Moor"). "Arbiter of Italy", according to the expression used by Guicciardini, , acted as regent to the young duke, but quickly wrested all power from him and became the
de facto ruler of Milan. Ludovico imprisoned Gian Galeazzo and later became the duke after Gian Galeazzo's death, which was widely viewed as suspicious.
Marriage and issue
In February 1489, Gian Galeazzo married his cousin Princess
Isabella of Naples. Together they had four children:
*
Francesco Sforza (1491–1512)
*
Ippolita Maria Sforza
Ippolita Maria Sforza (18 April 1445 – 20 August 1488) was an Italian noblewoman, a member of the Sforza family which ruled the Duchy of Milan from 1450 until 1535. She was the first wife of the Duke of Calabria, who later reigned as King Alfo ...
(1493–1501)
*
Bona Sforza
Bona Sforza d'Aragona (2 February 1494 – 19 November 1557) was Queen of Poland and Grand Duchess of Lithuania as the second wife of Sigismund I the Old, and Duchess of Bari and Rossano by her own right. She was a surviving member of ...
(1494–1557); married
Sigismund I of Poland
*Bianca Maria Sforza (posthumously 1495–1496)
Death

In 1491 Ludovico Sforza had Gian Galeazzo Sforza and his wife
Isabella of Aragon transferred to the
Visconti Castle of
Pavia and where they created a brilliant court. Gian Galeazzo died in 1494 in the Visconti Castle, the summer home of the Visconti and Sforza families. During that time, he received a visit from
Charles VIII of
France. According to the Italian historian
Francesco Guicciardini in his ''History of Italy'' ( it, La Historia di Italia), he was poisoned by his uncle,
Ludovico il Moro.
The rumor was widespread that Giovan Galeazzo's death had been provoked by immoderate coitus; nevertheless, it was widely believed throughout Italy that he had died not through natural illness nor as a result of incontinence, but had been poisoned … one of the royal physicians … asserted that he had seen manifest signs of it. Nor was there anyone who doubted that if it had been poison, it had been administered through his uncle Ludovico Sforza's machinations …
Ancestry
Notes and references
{{DEFAULTSORT:Sforza, Gian Galeazzo
1469 births
1494 deaths
People from Abbiategrasso
Gian Galeazzo
Gian Galeazzo Sforza (20 June 1469 – 21 October 1494), also known as Giovan Galeazzo Sforza, was the sixth Duke of Milan.
Early life
Born in Abbiategrasso, he was only seven years old when in 1476 his father, Galeazzo Maria Sforza, was assa ...
Gian Galeazzo
Gian Galeazzo Sforza (20 June 1469 – 21 October 1494), also known as Giovan Galeazzo Sforza, was the sixth Duke of Milan.
Early life
Born in Abbiategrasso, he was only seven years old when in 1476 his father, Galeazzo Maria Sforza, was assa ...
Medieval child rulers
15th-century Italian nobility