Maxut Zhumayev

Maxut Zhumayev (born 23 December 1976) is a Kazakhstani mountaineer who climbed all 14 of the eight-thousander peaks (i.e. mountains above 8,000 metres), and without the use of supplemental oxygen. Zhumayev was the 26th person to achieve this feat in history, and the 12th person to do so without the use of supplemental oxygen. Later, he founded the Kazakh Alpine Club.