Mary Caroline Pierce is a French former professional tennis player, born on January 15, 1975. She achieved a world No. 3 ranking in both singles and doubles by the Women's Tennis Association (WTA).

Throughout her career, Pierce won 18 singles titles on the WTA Tour, including two major championships: the 1995 Australian Open and the 2000 French Open. She was also a finalist at four other singles majors and twice at the Tour Finals.