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) Slam during the same streak. The career achievement of all four major championships in one format is termed a "Career Grand Slam" in that format. Dozens of players have accomplished that (column two) and 17 have doubled it: won a second championship in each of the four majors in one format (column three). Two or more career championships in all four majors is sometimes called a "Multiple Slam Set". Three players have Multiple Slam Sets in two formats, one in three formats, so 22 players are counted in the table (column three). Their achievements are tabulated below. Eight men and