Gao Ling
Bergstrom competed in badminton at the 2004 Summer Olympics in mixed doubles with partner Johanna Persson. They defeated Mike Beres and Jody Patrick of Canada in the first round and Sudket Prapakamol and Saralee Thungthongkam of Thailand in the second. In the quarterfinals, Bergström and Persson lost to Zhang Jun and Gao Ling of China 15–3, 15–1.