Cosimo de' Medici

Cosimo di Giovanni de' Medici, called "the Elder" (Italian: "il Vecchio") and posthumously "Father of the Fatherland" (Latin: "pater patriae") (10 April 1389 – 1 August 1464), was an Italian banker and politician, the first member of the Medici political dynasty that served as "de facto" rulers of Florence during much of the Italian Renaissance.