Grand Slam (tennis) ten women have won Career Grand Slams in singles play (rows one and two); among them two men and five women have at least two Career Grand Slams in singles (column three). Since the beginning of the open era, five men (Rod Laver, Andre Agassi, Roger Federer, Rafael Nadal, Novak Djokovic) and six women (Margaret Court, Chris Evert, Martina Navratilova, Steffi Graf, Serena Williams and Maria Sharapova) have achieved this. Several singles players have won three major championships without achieving the Career Grand Slam, grouped by the "missing" Grand Slam tournament: Several doubles players have won three major championships without
Grand Slam (tennis) the ATP and WTA do award ranking points based on a player's performance at a major. The term "Grand Slam", without qualification, and also originally, refers to the achievement of winning all four major championships within a single calendar year within one of the five events: men's and women's singles; men's, women's, and mixed doubles. In doubles, one team may accomplish a Grand Slam playing together or one player may achieve it with different partners. Winning the four majors in consecutive tournaments but not in the same year is known as a Non-Calendar Year Grand Slam, while winning all four