Cosimo I of Tuscany de'Medici Grand Duke of Tuscany

Cosimo I of Tuscany de'Medici was born on June 11th, 1519 in Firenze,Firenze,Italy.  He was an only child.  He died at the age of 54 on April 21st, 1574 in Villa D Castello,Firenze,Firenze,Italy.

‌Cosimo I of Tuscany de'Medici were married in a religious ceremony on March 29th, 1570 in Firenze,Firenze,Italy.