Niccolò d'Este

Niccolò d'Este may refer to:


 * Niccolò I d'Este, Marquis of Ferrara (died 1344), see Duke of Ferrara and of Modena
 * Niccolò II d'Este, Marquis of Ferrara (1338–1388)
 * Niccolò III d'Este, Marquis of Ferrara (1383–1441)
 * Niccolò d'Este (1438–1476), also called Niccolò di Leonello, grandson of Niccolò III and son of Leonello d'Este, Marquis of Ferrara