Date of Birth: 
Place of Birth: Wrocław, Lower Silesian Voivodeship, Poland
About Marcin Niewiara
- Marcin Piotr Niewiara (born April 2, 1981 in Wroclaw) is a Polish bobsledder who has competed since 2006.
- At the 2010 Winter Olympics in Vancouver, he finished 14th in the four-man event and 16th in the two-man event. Niewiara's best World Cup finish was also 14th in a four-man event in Park City, Utah in February 2009.
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