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
1936 U.S. National Championships (tennis) 1936 U.S. National Championships (tennis) The 1936 U.S. National Championships (now known as the US Open) was a tennis tournament that took place on the outdoor grass courts at the West Side Tennis Club, Forest Hills in New York, United States. The tournament ran from 3 September until 12 September. It was the 56th staging of the U.S. National Championships and the fourth Grand Slam tennis event of the year. Fred Perry's victory would remain as the last Grand Slam tournament won by a British man until Andy Murray won the US Open in 2012, 76 years apart. Fred Perry