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Male Cosimo I d'Medici, Grand Duke of Tuscany Click to view Cosimo I d'Medici, Grand Duke of Tuscany in the family tree

Cosimo I d'Medici, Grand Duke of was born in 1519.1   Cosimo I d'Medici, Grand Duke of's father was John des Bandes Noires d' Medici and his mother was Maria SALVIATI.  His paternal grandparents were John il Popolano d' Medici and Caterina SFORZA; his maternal grandparents were Jacopo Salviati and Lucrezia de ' Medici.  He was an only child.  He died at the age of 55 in 1574.1 


Cosimo I d'Medici, Grand Duke of's family with Eleanor (Leonor Alvarez) of Toledo

They had four sons and a daughter, named Francesco I d'Medici, Grand Duke of, Ferdinand I d'Medici, Grand Duke of Tuscany and, Ferdinando I de', Piero d' and Lucrezia d'.

1 Directory of Royal Genealogical Data
<http://www.dcs.hull.ac.uk/public/genealogy/royal/>


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