A noble family of Italy founded by Alberto Azzo II (996Ã¢ÂÂ1097), who was invested with the town of Este in NE Italy as a fief of the Holy Roman Empire. The family governed Ferrara (13thÃ¢ÂÂ16th centuries), Modena, and Reggio (13thÃ¢ÂÂ18th centuries)
Alternative form of est.
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