Eleonora de' Medici was an Italian noblewoman born in 1433, part of the influential Medici family. She was the daughter of Cosimo de' Medici, the founder of the family's power in Florence. Eleonora married Francesco I de' Medici, Grand Duke of Tuscany, strengthening the family's political alliances. As a patron of the arts, Eleonora supported various artists and contributed to the cultural development of Florence. She was known for her intelligence and political acumen, playing a significant role in the governance of Tuscany during her husband's reign. Eleonora passed away in 1473, leaving a lasting legacy.