Aaron Ben-zion ibn Alamani was an Egyptian Dayyan, or judge, and prominent Jew of Alexandria in the twelfth century.
His family name probably means al-Umani, or "the man of Oman" (Judah ha-Levi, "Diwan," ed.
It was at Aaron's house that Judah ha-Levi lived while in Alexandria; and the poet is extravagant in the praise of his friend, who, to judge from the titles given him, must have been a man of importance.
Ha-Levi also mentions Aaron in a letter which he sent from Damietta to Samuel Nagid.
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