Kuchum Khan (
Kuchum Khan of Sibir -
Tatar:
Küçüm, Күчүм,
Russian:
Кучум; in
Siberian Tatar Köçöm is pronounced approximately as /kœtsœm/ -
Көцөм; the name in English comes from the Tatar pronunciation) (died ca. 1605) was the last
khan (ruled 1563–1598) of the
Khanate of Sibir.