Nehardea or Nehardeah was a city from the area called by ancient Jewish sources Babylonia, situated at or near the junction of the Euphrates with the Nahr Malka, one of the earliest and most prominent centers of Babylonian Judaism. It hosted the Nehardea Academy, one of the most prominent Talmudic academies in Babylonia, and was home to great scholars such as Samuel of Nehardea, Rav Nachman, and Amemar.