Чемпионат мира по конькобежному спорту на отдельных дистанциях
In the 2013 World Single Distance Championships in Sochi, Russia, Niedźwiedzki won the bronze medal in the men's team pursuit together with Zbigniew Bródka and Jan Szymański. The same result was reached at the 2014 Winter Olympics which was held at the same venue.