Grand Slam (tennis) tennis ball, Martina Navratilova finally did it." Although the ITF recognizes what is now unofficially known as the "non-calendar year Grand Slam" on its Roll of Honour, no subsequent player to win four or more majors in a row—Steffi Graf, Serena Williams, or Novak Djokovic—has received bonus prize money. Combining "the" Grand Slam and non-calendar year Grand Slam, the total number of times that players achieved the feat (of being the reigning champion in all four majors) expands to 18. Three women have won four or more consecutive major titles since 1970, with Navratilova taking six in a row in
Grand Slam (tennis) the Wheelchair Tennis Masters. No player has ever completed the Super Slam in a single season. Only one player has completed the Super Slam in a period of twelve months: Players who have won three of the four Grand Slam tournaments in the same year. Jack Crawford, Lew Hoad, Martina Navratilova and Serena Williams won the first three events, but lost the last grand slam tournament. Crawford, an asthmatic, won two of the first three sets of the 1933 U.S. Championships final against Fred Perry, then tired in the heat and lost the last two sets and the match. Until