Mary Pierce is a retired professional tennis player from the United States, born on January 15, 1975. She is known for her powerful playing style and strong baseline game. Throughout her career, she won a total of 18 WTA singles titles, including two Grand Slam titles at the Australian Open and French Open. Pierce achieved her highest singles ranking of world No. 3 in February 2000. She represented France in international competitions, having dual citizenship due to her French mother and American father. After retiring in 2006, Pierce has been involved in various charitable activities and tennis coaching.