Justine Henin was the most consistent player in Grand Slam tournaments in the calendar year 2006, winning the French Open and reaching the finals of the Australian Open, Wimbledon and the US Open.
At the French Open in June, she defeated Svetlana Kuznetsova 6-4, 6-4 to win her third title in four years at Roland Garros. She won the title without the loss of a set and became the first French Open champion to defend her title successfully since Steffi Graf in 1996.
During 2006, she also won tournaments in Sydney, Dubai, Eastbourne, New Haven and the end of season WTA Championship in Madrid, bringing her total of singles victories to 29. She did not compete in the 2007 Australian Open, which falls within the qualifying period, for personal reasons.