Karolina Anna Michalczuk (born 6 December 1979) is a world champion boxer,[1] and twice European champion.

She was born in Brzezice, a village in eastern Poland.

She represented Poland in the 2012 Summer Olympics taking place in London in the flyweight division.

She lost in the Round of 16 to India's Mary Kom[2] 14-19.

This biographical article related to a Polish boxer is a stub.