Beginning in 1975 at the age of fifteen, Sundhage played for twenty seasons as a member of the Swedish National soccer team. Celebrated in her home country, Sundhage participated in multiple Women's World Cups and was featured on a Swedish postage stamp in 1988. She was voted the sixth in FIFA's Women's Player of the Century and served as the U.S. women's coach from 2008 to 2012, coaching the team to two Olympic gold medals. In 2010, Sundhage came out on Swedish television as a lesbian. She nows live in Sweden with her long-time partner Marie.