|Full name||Mariechen M. Wehselau|
|National team||United States|
May 15, 1906|
|Died||July 12, 1992
|Club||Outrigger Canoe Club|
Mariechen M. Wehselau (May 15, 1906 – July 12, 1992), also known by her married name Mariechen Jackson, was an American competition swimmer, Olympic champion, and former world record-holder.
Wehselau represented the United States at the 1924 Summer Olympics in Paris. She won a gold medal as a member of the winning U.S. team in the women's 4×100-meter freestyle relay, together with American teammates Euphrasia Donnelly, Gertrude Ederle and Ethel Lackie. The U.S. relay team set a new world record of 4:58.8 in the event final. Individually, she also received a silver medal for her second-place performance in the women's 100-meter freestyle, finishing with a time of 1:12.8, immediately behind American teammate Ethel Lackie.
- List of Olympic medalists in swimming (women)
- World record progression 100 metres freestyle
- World record progression 4 × 100 metres freestyle relay
- Sports-Reference.com, Olympic Sports, Athletes, Mariechen Wehselau. Retrieved November 22, 2012.
- Sports-Reference.com, Olympic Sports, United States Swimming at the 1924 Paris Summer Games. Retrieved November 22, 2012.
- Sports-Reference.com, Olympic Sports, Swimming at the 1924 Paris Summer Games, Women's 100 metres Freestyle Final. Retrieved November 22, 2012.
- International Swimming Hall of Fame, Honorees, Mariechen Wehselau (USA). Retrieved April 6, 2015.
- Mariechen Wehselau – Olympic athlete profile at Sports-Reference.com
- Mariechen Wehselau (USA) – Honor Pioneer Swimmer profile at International Swimming Hall of Fame
|Women's 100-meter freestyle
world record-holder (long course)
July 19, 1924 – January 28, 1926