Willemijntje den Ouden was a competitive swimmer from the Netherlands, who held the 100-meter freestyle world record for nearly 23 years, from 1933 to 1956. Wikipedia
Born: January 1, 1918, Rotterdam, Netherlands
Died: December 6, 1997 (age 79 years), Rotterdam, Netherlands
Height: 5′ 4″
Parents: Antonius Victor Jozephus den Ouden and Willemijntje Kuiper