Bryanne Stewart started playing tennis at the age of eight. She preferred the hard court for her game. In her professional career, she won three double titles on the WTA Tour and eleven double titles at ITF tournaments.
In 2005 she reached the semi-finals of the Wimbledon Championships at the side of Samantha Stosur , which she lost against Cara Black and Liezel Huber with 0: 6 and 2: 6. In the same year she was in 16th place in the double world rankings - her best ranking.