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.