Imamzadeh Davood and Isaiah mausoleum is a historical complex in Isfahan, Iran, which dates back to the Seljuk and Safavid era. This complex is located near the Jameh Mosque of Isfahan, in the Hatef street and contains two mausoleums, one believed to be for Esmaeil, one of grandsons of Hasan ibn Ali, and another which is believed to be Isaiah's.