Haussermann played lacrosse for the Boston and Virginia Women's Lacrosse Associations. Her contributions to the administration of the game have been unsurpassed. She was a very active president of the Virginia Women's Lacrosse Association, which helped it grow. She was president of the United States Women's Association from 1968-74. In 1986, she built up the USWLA home office, served as the organization's first executive director until 1990, and was instrumental in initiating USWLA fund-raising programs.
Haussermann was an assistant coach at William and Mary from 1964-71, and head coach at the University of Pennsylvania from 1972-73. She also served as a national umpire for 20 years.
Caroline Haussermann passed away on August 20, 2018.