Duke of Florence - The Dukes

The Dukes

Alessandro de' Medici

22 July 1510
6 January 1537
1532 – 6 January 1537
Created the first Duke of Florence in 1532 and reigned until his assassination on 6 January 1537. Alessandro died without legitimate issue, causing Florentine officials to select the next duke.


Cosimo de' Medici

15 June 1519
21 April 1574
1537–1574
Selected to succeed as second Duke of Florence in 1537, reigning until his abdication in early 1574 in favour of his son, Francesco I de' Medici. From 1569 on, he was known as Cosimo I and created the first Grand Duke of Tuscany, which became the ruling title used by his successors.


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