Kornelia Winkel (born February 26, 1944 in Groningen) is a former backstroke

Backstroke

The backstroke, also sometimes called the back crawl, is one of the four swimming styles regulated by FINA, and the only regulated style swum on the back. This has the advantage of easy breathing, but the disadvantage of swimmers not being able to see where they are going. It is also the only...

 swimmer from The Netherlands, who won the silver medal in the 4x100 m medley relay at the 1964 Summer Olympics

1964 Summer Olympics

The 1964 Summer Olympics, officially known as the Games of the XVIII Olympiad, was an international multi-sport event held in Tokyo, Japan in 1964. Tokyo had been awarded with the organization of the 1940 Summer Olympics, but this honor was subsequently passed to Helsinki because of Japan's...

. She did so together with her team mates Klenie Bimolt

Klenie Bimolt

Klena Geertje Bimolt is a former swimmer from The Netherlands, who won the silver medal in the 4x100 medley relay at the 1964 Summer Olympics...

, Ada Kok

Ada Kok

Aagje Kok is a former swimmer who ranked among the world's best in the butterfly stroke category during the 1960s....

 and Erica Terpstra

Erica Terpstra

Erica Georgine Terpstra is a retired Dutch freestyle swimmer, theosopher, sports journalist, state secretary and member of parliament. Between late 2003 and 18 May 2010 she was chairperson of the NOC*NSF...

.

At the same tournament in Japan

Japan

Japan is an island nation in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south...

 she finished in 14th position on her sole individual start, in the 100 m backstroke. Two years earlier Winkel won the silver medal, in the 100 m backstroke, at the European Championships long course in Leipzig

Leipzig

Leipzig Leipzig has always been a trade city, situated during the time of the Holy Roman Empire at the intersection of the Via Regia and Via Imperii, two important trade routes. At one time, Leipzig was one of the major European centres of learning and culture in fields such as music and publishing...

 (1962).