Gian Galeazzo Sforza, Duca di Milano, was born 20 June 1469 in Abbiategrasso, Lombardy, Italy to Galeazzo Maria Sforza (1444-1476) and Bonne de Savoie (1449-1503) and died 21 October 1494 Pavia, Lombardy, Italy of unspecified causes. He married Isabella of Naples (1470-1524) 2 February 1489 JL . Charlemagne (747-814)/s, Henry II of England (1133-1189)/s, Hugh Capet (c940-996)/s, William I of England (1027-1087)/s.
|Offspring of Gian Galeazzo Sforza and Isabella of Naples (1470-1524)|
|Francesco Sforza (1491-1512)|
|Ippolita Maria Sforza (1493-1501)|
|Bona Sforza (1494-1557)||2 February 1494 Vigevano, Lombardy, Italy||19 November 1557 Bari, Apulia, Italy||Sigismund Jagiellon (1467-1548)|
|Bianca Maria Sforza (1495-1496)|