She is the 2007 German national champion and qualified for the free skate at the 2007 European Championships.

Kristin Wieczorek began skating at the age of five in Erfurt, coached by Ilona Schindler.

Later, she represented the USG Chemnitz club and was coached for some time by Anett Pötzsch.

She ended her competitive career in 2009 and began working as a physiotherapist at a soccer club, SV Stahl Thale.

Kristin Wieczorek's younger brother Denis has also competed internationally in figure skating.