Quirien Jonker
Having polio Jonker competed in swimming competitions in disability class 3. She was selected to represent the Netherlands at the 1971 Stoke Mandeville Games, the World Games in Great Britain, in July 1971. She became champion in the 25 m backstroke event in a new world record with a time of 33.8 seconds. She won furthermore a silver medal in the 25 m breaststroke event. At the 1972 Summer Paralympics in Heidelberg she won two silver medals. She finished second in the 25 m backstroke behind Henny Hilberink. Together with Netty van der Krieke and Sonja Graveland she won also the silver medal in the 3x 50 metres relay event.