Ercole d'Este may refer to:

• Ercole I d'Este, Duke of Ferrara and Duke of Modena and Reggio (r. 1471–1505)
• Ercole II d'Este, Duke of Ferrara and Duke of Modena and Reggio (r. 1534–1559)
• Ercole III d'Este, Duke of Modena and Duke of Reggio (r. 1780–1796)

Topics referred to by the same term

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