Kerstin Gerschau (later Kurrat, born 26 January 1958) is a retired German gymnast. She competed at the 1976 Summer Olympics in all artistic gymnastics events and won a bronze medal in the team competition. Her best individual result was seventh place on uneven bars. She won a silver on the floor and a bronze all-around at the 1973 European championships.
Her father Helmut was a national gymnastics coach. After retiring from competitions, she studied choreography at the Theater Academy in Leipzig and received a degree in physical education from the German College of Physical Education. In 1978, she married Klaus-Dieter Kurrat, a German sprinter who also competed at the 1976 Olympics; they have three children. Since 1990 she runs her dance studio in Teltow.