Tags: Swimmer.
Marcin Kaczmarek (born June 25 1977 in Pisz Warmińsko-Mazurskie) is a retired butterfly swimmer from Poland who competed for his native country at the 2000 Summer Olympics in Sydney Australia.A member of AZS-AWF Gdańsk he is best known for winning the bronze medal at the 1997 European Swimming Championships in the men’s 4×100 m medley relay alongside Mariusz Siembida Marek Krawczyk and Bartosz Kizierowski.