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About Kati Jansen
- Katharine "Kati" Jansen (12 February 1934) is a retired German freestyle swimmer who won a bronze medal at the 1954 European Aquatics Championships.
- She competed at the 1952 and 1956 Summer Olympics in the 100 m and 4 × 100 m freestyle events and finished fourth in the relay in 1956.
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