Dorota Bielska was studying at the University of Wrocław when she took up field hockey with Polar Wrocław. With the team Bielska won seven Polish outdoor titles (1979–82, 1987–89), as well as five indoor titles (1978–79, 1981–83). Between 1980 and 1982 she also played in 14 matches for the Polish national team, including four games at the 1980 Moskva Olympics. The same year as the Games she was awarded with the Sports Champion medal. After retiring from the sport Bielska worked in the rector’s office at the Medical University of Wrocław, and was also active with the regional Olympic council.