Cosimo de' Medici biography
Cosimo de' Medici was born on September 27, 1389, in Florence. He represented the Medici bank, managed the papacy's finances and became the wealthiest man of his time. Despite never holding office, he controlled Florence via his wealth and was the start of a dynasty that held power for centures. Cosimo was an important patron of Renaisance art. He died in 1464.