Iurii Illich Kostiuk (Ukrainian: Юрій Ілліч Костюк, born 2 October 1977)[1][2] is a Ukrainian biathlete, cross-country skier, and Paralympic Champion.

He competed in biathlon and cross-country skiing at the 2006 Winter Paralympics in Turin, Italy.

[3] At the 2010 Winter Paralympics in Vancouver, Canada, he took one silver medal in biathlon in the men's 2.4 km pursuit, sitting, and one in cross-country skiing in the men's relay, open.

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