Chagatai

Chagatai may refer to:


 * Chagatai Khan, the second son of Genghis Khan
 * Chagatai Khanate, an area of the Mongol Empire initially ruled by Chagatai Khan
 * Chagatai Khans, leaders of the Chagatai Khanate from 1227 to 1687, see List of Chagatai Khans
 * Moghulistan, a breakaway kingdom from the Khanate ruled by the same family
 * Chagatai language, an extinct Turkic language once widely spoken in central Asia
 * Chagatai people, also known as Chagatai Tajiks. The origin of the people is unknown, though the name is from Chagatai Khan
 * Chughtai, a family name in Asia and the Middle East