Wijda Mazereeuw is a retired medley

Medley swimming

Medley is a combination of four different swimming styles into one race. This race is either swum by one swimmer as individual medley or by four swimmers as a medley relay...

 and breaststroke

Breaststroke

The breaststroke is a swimming style in which the swimmer is on his or her chest and the torso does not rotate. It is the most popular recreational style due to its stability and the ability to keep the head out of the water a large portion of the time. In most swimming classes, beginners learn...

 swimmer from the Netherlands

Netherlands

The Netherlands is a constituent country of the Kingdom of the Netherlands, located mainly in North-West Europe and with several islands in the Caribbean. Mainland Netherlands borders the North Sea to the north and west, Belgium to the south, and Germany to the east, and shares maritime borders...

.

Mazereeuw represented her native country twice at the Summer Olympics, starting in 1972

Swimming at the 1972 Summer Olympics

The 1972 Summer Olympics were held in Munich, West Germany, 29 events in swimming were contested. There was a total of 532 participants from 52 countries competing....

 (Munich

Munich

Munich The city's motto is "" . Before 2006, it was "Weltstadt mit Herz" . Its native name, , is derived from the Old High German Munichen, meaning "by the monks' place". The city's name derives from the monks of the Benedictine order who founded the city; hence the monk depicted on the city's coat...

, West Germany

West Germany

West Germany is the common English, but not official, name for the Federal Republic of Germany or FRG in the period between its creation in May 1949 to German reunification on 3 October 1990....

), but the highlight of her career was at the 1975 World Aquatics Championships

1975 World Aquatics Championships

The 1975 World Aquatics Championships took place in Cali, Colombia between July 19 and July 27, 1975, with 682 participating athletes.- Medals table :-Diving:MenWomen-Swimming:MenWomen-Synchronised swimming:-Water polo:Men...

 in Cali

Calì

Calì, also written in English as Cali, is an Italian surname, widespread mainly in the Ionian side of Sicily.For the surname Calì is assumed the origin of the Greek word kalos , or from its Sanskrit root kali, "time."The surname refers to:...

, Colombia

Colombia

Colombia, officially the Republic of Colombia , is a unitary constitutional republic comprising thirty-two departments. The country is located in northwestern South America, bordered to the east by Venezuela and Brazil; to the south by Ecuador and Peru; to the north by the Caribbean Sea; to the...

, where she won silver medals at both the 100 m (1:14.29) and the 200 m (2:37.50) breaststroke. She was also part of the Dutch 4x100m medley relay team that won the bronze medal with a time of 4:21.45. Her best Olympic performance was the fifth place with the women's 4x100m medley relay team at the 1976 Summer Olympics

1976 Summer Olympics

The 1976 Summer Olympics, officially known as the Games of the XXI Olympiad, was an international multi-sport event celebrated in Montreal, Quebec, Canada, in 1976. Montreal was awarded the rights to the 1976 Games on May 12, 1970, at the 69th IOC Session in Amsterdam, over the bids of Moscow and...

 in Montreal, Canada, clocking 4:19.93.