List of monarchs of Aleppo
The monarchs of Aleppo reigned as kings, emirs and sultans of the city and its surrounding region since the later half of the 3rd millennium BC, starting with the kings of Armi, followed by the Amorite dynasty of Yamhad. Muslim rule of the city ended with the Ayyubid dynasty which was ousted by the Mongol conquest in 1260.
Source: Wikipedia — List of monarchs of Aleppo (CC BY-SA 4.0)