Catharina "Tini" Wilhelmina Wagner (December 17, 1919 – June 2, 2004) was a freestyle

Freestyle swimming

Freestyle is an unregulated swimming style used in swimming competitions according to the rules of FINA. The front crawl stroke is almost universally used during a freestyle race, as this style is generally the fastest...

 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...

, who represented her native country at the 1936 Summer Olympics

1936 Summer Olympics

The 1936 Summer Olympics, officially known as the Games of the XI Olympiad, was an international multi-sport event which was held in 1936 in Berlin, Germany. Berlin won the bid to host the Games over Barcelona, Spain on April 26, 1931, at the 29th IOC Session in Barcelona...

 in Berlin, Germany.

She was born in Amsterdam

Amsterdam

Amsterdam is the largest city and the capital of the Netherlands. The current position of Amsterdam as capital city of the Kingdom of the Netherlands is governed by the constitution of August 24, 1815 and its successors. Amsterdam has a population of 783,364 within city limits, an urban population...

, Noord-Holland.

In 1936 she won the gold medal in the 4×100m freestyle relay, alongside Willy den Ouden

Willy den Ouden

Willemijntje "Willy" den Ouden was a freestyle swimmer from the Netherlands, who held the world record for the 100 m freestyle swimming for nearly 23 years, from 1933 to 1956....

, Rie Mastenbroek

Rie Mastenbroek

Hendrika "Rie" Wilhelmina Mastenbroek was a Dutch swimmer and a triple Olympic champion.-Biography:...

 and Jopie Selbach

Jopie Selbach

Johanna "Jopie" Katarina Selbach was a freestyle swimmer from the Netherlands. At the 1936 Summer Olympics in Berlin, Germany she won the gold medal in the women's 4×100 m freestyle relay, alongside Willy den Ouden, Rie Mastenbroek and Tini Wagner.She was born in Haarlem and died in...

. In the 100 m freestyle competition

Swimming at the 1936 Summer Olympics - Women's 100 metre freestyle

The women's 100 metre freestyle was a swimming event held as part of the swimming at the 1936 Summer Olympics programme. It was the sixth appearance of the event, which was established in 1912...

 she finished fifth and in the 400 m freestyle event

Swimming at the 1936 Summer Olympics - Women's 400 metre freestyle

The women's 400 metre freestyle was a swimming event held as part of the swimming at the 1936 Summer Olympics programme. It was the fourth appearance of the event, which was established in 1924 after 1920 a 300 metre event was held...

she finished seventh.