| Final |   | time |   |  | 1. Marilyn Neufville |   Great Britain | 53.01s | WB |  | 2. Christel Frese |   West Germany | 53.13s |   |  | 3. Colette Besson |   France | 53.63s |   |  | 4. Karin Lundgren |   Sweden | 53.8 s |   |   
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 |   |  | First 2 from each Heat advanced to Final.  |   
| Heat 1 |   | time |   |  | 1. Christel Frese |   West Germany | 53.7s | Q |  | 2. Colette Besson |   France | 53.8s | q |  | 3. Svetla Zlateva |   Bulgaria | 55.5s |   |   
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| Heat 2 |   | time |   |  | 1. Marilyn Neufville |   Great Britain | 55.2s | Q |  | 2. Libuše Macounová |   Czechoslovakia | 56.4s |   |  | 3. Krystyna Hryniewicka |   Poland | 56.7s |   |   
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| Heat 3 |   | time |   |  | 1. Karin Lundgren |   Sweden | 55.2s | Q |  | 2. Raisa Nikanorova |   Soviet Union | 55.8s |   |  | 3. Donata Govoni |   Italy | 55.8s |   |   
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