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) Federation designated the Australasian, French (before 1925 only open to members of French tennis clubs), British and American championship tournaments as the four majors. Before that time only three events: Wimbledon, the World Hard Court Championships (held in Paris & once in Brussels) and the World Covered Court Championships (held in various locations) were considered the premier international tennis events by the ILTF. Tony Wilding of New Zealand won all three of those earlier majors in one year: 1913. It has been possible to complete a Grand Slam in most years and most disciplines since 1925. It was not possible