Cosimo I de' Medici, Grand Duke of Tuscany date of birth:

June 12, 1519

How old was Cosimo I de' Medici, Grand Duke of Tuscany when died?

54

When did Cosimo I de' Medici, Grand Duke of Tuscany die?

April 21, 1574

What is Cosimo I de' Medici, Grand Duke of Tuscany nationality?

Italian

Short Biography

Cosimo I de' Medici (12 June 1519 – 21 April 1574) was Duke of Florence from 1537 to 1574, reigning as the first Grand Duke of Tuscany from 1569.