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
1971 Grand Prix (tennis) nine tournaments. The circuit culminated in a Masters event in Paris, France for the seven highest point scoring players. Stan Smith was the winner of the circuit with 187 ranking points and four tournament victories. The list of winners and number of singles titles won, listed alphabetically by last name: The following players won their first title in 1971: 1971 Grand Prix (tennis) The 1971 Pepsi Cola Grand Prix was a professional tennis circuit held that year. It incorporated three of the four grand slam tournaments, the Grand Prix tournaments. It was the second edition of the Grand Prix circuit