Career
Hallam played badminton at the 2004 Summer Olympics. In women"s singles, she defeated Juliane Schenk of Germany and Camilla Martin of Denmark in the first two rounds. In the quarterfinals, Hallam lost to Mia Audina of the Netherlands 11-0, 11-9.
She participated in the 2008 Beijing Olympics in the Women"s singles event but she was knocked out in the third round by Xu Huaiwen of Germany (21-10, 21-7).