Wehselau in 1926
|Full name||Mariechen M. Wehselau|
|National team||United States|
|Born||May 15, 1906|
|Died||July 12, 1992 (aged 86)|
|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 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 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 100-meter freestyle, finishing with a time of 1:12.8, immediately behind American teammate Ethel Lackie.
After the Games Wehselau was invited by the Australian Swimming Association to compete in local championships and perform in exhibitions. She then returned to Hawaii, where from 1928 to 1937 she trained swimmers together with her past coach Dad Center. In 1989 she was inducted into the International Swimming Hall of Fame as an "Honor Pioneer Swimmer". She died in Honolulu, Hawaii in 1992.
- List of Olympic medalists in swimming (women)
- World record progression 100 metres freestyle
- World record progression 4 × 100 metres freestyle relay
- International Swimming Hall of Fame, Honorees, Mariechen Wehselau (USA). Retrieved April 6, 2015.
- 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.
- Mariechen Wehselau at Olympics 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