Full name Jans Koster Name Jans Koster | ||
![]() | ||
Born 1938 Naarden, Netherlands |
Jans Koster (born 1938) is a retired Dutch freestyle swimmer. She won a gold medal at the 1958 European Aquatics Championships (400 m) and set two European and two world records in 1500 m in 1956–1957. On 9 March 1960 she married Ben Hulsegge.


References
Jans Koster Wikipedia(Text) CC BY-SA