abstract:Mansur Khan (1482/3–1543) (; ), was a khan of eastern Moghulistan from 1503 until his death. From his father Ahmad Alaq, the previous khan, he inherited the eastern parts of Moghulistan proper (Yili area), the Muslim oasis cities of Yanqi, Baicheng, and Kuche, and the Buddhist "Uighur" holdout of Turfan.