Barbara Krug (born 6 May 1956, in Leipzig) is a retired East German sprinter who specialized in the 400 metres.
At the 1978 European Championships she won a gold medal in the 4 × 400 m relay, together with teammates Christiane Marquardt, Christina Lathan and Marita Koch. Krug then finished fourth at the 1979 European Indoor Championships.[1]
Krug, Lathan and Koch remained on the relay team for the 1980 Summer Olympics, with Gabriele Löwe replacing Christiane Marquardt. The team won the Olympic silver medal in 4 × 400 m relay.
Krug competed for the club SC DHfK Leipzig during her active career.