Oskars Muižnieks (born 9 December 1989) is a Latvian biathlete and mountain biker.

He competed in the 2018 Winter Olympics.

[1] All results are sourced from the International Biathlon Union.

[2] 0 medals This Latvian biographical article relating to biathlon is a stub.

You can help Wikipedia by expanding it.This biographical article relating to Latvian cross-country skiing is a stub.