Kaidu (disambiguation)

Kaidu (1185–1241) was leader of the Mongol House of Ögedei and de facto khan of the Chagatai Khanate.

Kaidu may also refer to:


 * Kaidu (11th century), Mongol ruler of the Borjigin Clan
 * Kaidu, Iran, a village
 * Kaidu River, Xinjiang Uyghur Autonomous Region, China
 * Epp Kaidu (1915-1976), Soviet and Estonian theatre director and actress